SPEC CPU(R)2026 Floating Point Speed Result Dell Inc. PowerEdge R770AP (Intel Xeon 6952P) CPU2026 License: 6573 Test date: Feb-2026 Test sponsor: Dell Inc. Hardware availability: Dec-2025 Tested by: Dell Inc. Software availability: Nov-2025 Base Base Base Peak Peak Peak Benchmarks Threads Run Time Ratio Threads Run Time Ratio ---------------- ------- --------- --------- ------- --------- --------- 800.pot3d_s 192 42.8 15.7 S 192 42.8 15.7 S 800.pot3d_s 192 43.9 15.3 * 192 43.9 15.3 * 803.sph_exa_s 192 42.0 29.5 * 192 42.0 29.5 * 803.sph_exa_s 192 39.7 31.2 S 192 39.7 31.2 S 809.cactus_s 192 152 7.40 S 192 152 7.40 S 809.cactus_s 192 154 7.29 * 192 154 7.29 * 811.tealeaf_s 192 58.2 9.57 * 192 44.5 12.5 * 811.tealeaf_s 192 56.9 9.80 S 192 30.8 18.1 S 816.nab_s 192 48.6 23.1 * 192 48.6 23.1 * 816.nab_s 192 48.6 23.2 S 192 48.6 23.2 S 820.cloverleaf_s 192 57.6 14.9 * 192 57.6 14.9 * 820.cloverleaf_s 192 57.1 15.0 S 192 57.1 15.0 S 822.palm_s 192 213 5.78 * 192 213 5.78 * 822.palm_s 192 199 6.16 S 192 199 6.16 S 849.fotonik3d_s 192 58.8 11.2 S 192 58.8 11.2 S 849.fotonik3d_s 192 58.9 11.2 * 192 58.9 11.2 * 857.namd_s 192 86.4 16.8 * 192 86.4 16.8 * 857.namd_s 192 85.6 17.0 S 192 85.6 17.0 S 865.roms_s 192 49.8 21.9 S 192 49.8 21.9 S 865.roms_s 192 51.0 21.4 * 192 51.0 21.4 * 867.nest_s 192 59.4 36.4 * 192 59.4 36.4 * 867.nest_s 192 58.0 37.3 S 192 58.0 37.3 S 872.marian_s 192 129 8.42 S 192 129 8.42 S 872.marian_s 192 131 8.27 * 192 131 8.27 * 881.neutron_s 192 133 6.11 S 192 133 6.11 S 881.neutron_s 192 134 6.08 * 192 134 6.08 * ================================================================================== 800.pot3d_s 192 43.9 15.3 * 192 43.9 15.3 * 803.sph_exa_s 192 42.0 29.5 * 192 42.0 29.5 * 809.cactus_s 192 154 7.29 * 192 154 7.29 * 811.tealeaf_s 192 58.2 9.57 * 192 44.5 12.5 * 816.nab_s 192 48.6 23.1 * 192 48.6 23.1 * 820.cloverleaf_s 192 57.6 14.9 * 192 57.6 14.9 * 822.palm_s 192 213 5.78 * 192 213 5.78 * 849.fotonik3d_s 192 58.9 11.2 * 192 58.9 11.2 * 857.namd_s 192 86.4 16.8 * 192 86.4 16.8 * 865.roms_s 192 51.0 21.4 * 192 51.0 21.4 * 867.nest_s 192 59.4 36.4 * 192 59.4 36.4 * 872.marian_s 192 131 8.27 * 192 131 8.27 * 881.neutron_s 192 134 6.08 * 192 134 6.08 * SPECspeed(R)2026_fp_base 13.4 SPECspeed(R)2026_fp_peak 13.7 HARDWARE -------- CPU Name: Intel Xeon 6952P Max MHz: 3900 Nominal: 2100 Enabled: 192 cores, 2 chips Orderable: 1,2 chips Cache L1: 64 KB I + 48 KB D on chip per core L2: 2 MB I+D on chip per core L3: 480 MB I+D on chip per chip Other: None Memory: 768 GB (24 x 32 GB 2Rx8 PC5-6400B-R) Storage: 130 GB on tmpfs Cooling: Air Other: None SOFTWARE -------- OS: SUSE Linux Enterprise Server 16.0 6.12.0-160000.5-default Compiler: C/C++: Version 2025.3 of Intel oneAPI DPC++/C++ Compiler for Linux; Fortran: Version 2025.3 of Intel Fortran Compiler for Linux Compiler Category: Vendor Firmware: Version 1.1.6 released Nov-2025 File System: tmpfs System State: Run level 3 (multi-user) Base Pointers: 64-bit Peak Pointers: 64-bit Other: jemalloc memory allocator v5.3 Power Management: BIOS set to prefer performance at the cost of additional power usage. Operating System Notes ---------------------- Stack size set to unlimited using "ulimit -s unlimited" Environment Variables Notes --------------------------- Environment variables set by runcpu before the start of the run: LD_LIBRARY_PATH = "/mnt/ramdisk/cpu2026rc2/lib" MALLOC_CONF = "retain:true" OMP_STACKSIZE = "192M" General Notes ------------- Binaries compiled on a system with 2x Intel Xeon Platinum 8280M CPU + 384GB RAM memory using CentOS Stream 9. Transparent Huge Pages enabled by default Prior to runcpu invocation Filesystem page cache synced and cleared with: sync; echo 3> /proc/sys/vm/drop_caches jemalloc, a general purpose malloc implementation built with the CentOS Stream 9, and the system compiler gcc 11.5.0 sources available from jemalloc.net or https://github.com/jemalloc/jemalloc/releases Benchmark run from a 130 GB ramdisk created with the cmd: "mount -t tmpfs -o size=130G tmpfs /mnt/ramdisk" Platform Notes -------------- BIOS Settings: Logical Processor : Disabled LLC Prefetch : Enabled System Profile : Custom CPU Power Management : Maximum Performance C1E : Disabled C-States : Autonomous Latency Optimized Mode : Enabled Energy Efficient Policy : Performance DIMM Self Healing - on Uncorrectable Memory Error : Disabled Sysinfo program /mnt/ramdisk/cpu2026rc2/bin/sysinfo Rev: 069f95da7e7f5d81b2ce48a82150e54f running on R7703AP-R770AP Sat Feb 7 19:16:04 2026 SUT (System Under Test) info as seen by some common utilities. ------------------------------------------------------------ Table of contents ------------------------------------------------------------ 1. uname -srvm 2. w 3. Username 4. ulimit -a 5. sysinfo process ancestry 6. /proc/cpuinfo 7. lscpu 8. numactl --hardware 9. /proc/meminfo 10. Systemd service manager version: systemd 257 (257.7+suse.19.ga0dfd5de4c) 11. Services, from systemctl list-unit-files 12. Linux kernel boot-time arguments, from /proc/cmdline 13. cpupower frequency-info 14. sysctl 15. /sys/kernel/mm/transparent_hugepage 16. /sys/kernel/mm/transparent_hugepage/khugepaged 17. OS release 18. Disk information 19. /sys/devices/virtual/dmi/id 20. dmidecode 21. BIOS ------------------------------------------------------------ ------------------------------------------------------------ 1. uname -srvm Linux 6.12.0-160000.5-default #1 SMP PREEMPT_DYNAMIC Wed Sep 10 15:26:25 UTC 2025 (3545bbd) x86_64 ------------------------------------------------------------ 2. w 19:16:04 up 4:06, 1 user, load average: 0.25, 0.13, 0.07 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 - 15:11 26.00s 1.18s ? /bin/bash /home/DellFiles/bin/Intel/dell-run-speccpu.sh speed --define DL-VERS=7.0_T01 --output_format html,pdf,txt ------------------------------------------------------------ 3. Username From environment variable $USER: root ------------------------------------------------------------ 4. ulimit -a real-time non-blocking time (microseconds, -R) unlimited core file size (blocks, -c) unlimited data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 3089561 max locked memory (kbytes, -l) 8192 max memory size (kbytes, -m) unlimited open files (-n) 1024 pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 real-time priority (-r) 0 stack size (kbytes, -s) unlimited cpu time (seconds, -t) unlimited max user processes (-u) 3089561 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited ------------------------------------------------------------ 5. sysinfo process ancestry /usr/lib/systemd/systemd --switched-root --system --deserialize=47 login -- root -bash /bin/bash /home/DellFiles/bin/DELL_speed.sh /bin/bash /home/DellFiles/bin/dell-run-main.sh speed /bin/bash /home/DellFiles/bin/dell-run-main.sh speed /bin/bash /home/DellFiles/bin/Intel/dell-run-speccpu.sh speed --define DL-VERS=7.0_T01 --output_format html,pdf,txt /bin/bash /home/DellFiles/bin/Intel/dell-run-speccpu.sh speed --define DL-VERS=7.0_T01 --output_format html,pdf,txt runcpu --nobuild --reportable --action validate --define default-platform-flags -c ic2025.3-graniterapids-cpu2026-0.902-speed-20260121.cfg --threads 192 --define cores=192 --tune base,peak -o all --define drop_caches --iterations 2 --define DL-VERS=7.0_T01 --output_format html,pdf,txt fpspeed runcpu --nobuild --reportable --action validate --define default-platform-flags --configfile ic2025.3-graniterapids-cpu2026-0.902-speed-20260121.cfg --threads 192 --define cores=192 --tune base,peak --output_format all --define drop_caches --iterations 2 --define DL-VERS=7.0_T01 --output_format html,pdf,txt --nopower --runmode speed --tune base:peak --size refspeed fpspeed --nopreenv --note-preenv --logfile $SPEC/tmp/CPU2026.001/templogs/preenv.fpspeed.001.0.log --lognum 001.0 --from_runcpu 2 specperl $SPEC/bin/sysinfo $SPEC = /mnt/ramdisk/cpu2026rc2 ------------------------------------------------------------ 6. /proc/cpuinfo model name : Intel(R) Xeon(R) 6952P vendor_id : GenuineIntel cpu family : 6 model : 173 stepping : 1 microcode : 0x10003f3 bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs bhi spectre_v2_user cpu cores : 96 siblings : 96 2 physical ids (chips) 192 processors (hardware threads) physical id 0: core ids 0-31,64-95,128-159 physical id 1: core ids 0-31,64-95,128-159 physical id 0: apicids 0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,128,130,132,13 4,136,138,140,142,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186 ,188,190,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290,292,294,296,298,300,302, 304,306,308,310,312,314,316,318 physical id 1: apicids 512,514,516,518,520,522,524,526,528,530,532,534,536,538,540,542,544,546,548,550,552,554,556,558,560,562,5 64,566,568,570,572,574,640,642,644,646,648,650,652,654,656,658,660,662,664,666,668,670,672,674,676,678,68 0,682,684,686,688,690,692,694,696,698,700,702,768,770,772,774,776,778,780,782,784,786,788,790,792,794,796 ,798,800,802,804,806,808,810,812,814,816,818,820,822,824,826,828,830 Caution: /proc/cpuinfo data regarding chips, cores, and threads is not necessarily reliable, especially for virtualized systems. Use the above data carefully. ------------------------------------------------------------ 7. lscpu From lscpu from util-linux 2.41.1: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 52 bits physical, 57 bits virtual Byte Order: Little Endian CPU(s): 192 On-line CPU(s) list: 0-191 Vendor ID: GenuineIntel Model name: Intel(R) Xeon(R) 6952P CPU family: 6 Model: 173 Thread(s) per core: 1 Core(s) per socket: 96 Socket(s): 2 Stepping: 1 BogoMIPS: 4200.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cat_l2 cdp_l3 intel_ppin cdp_l2 ssbd mba ibrs ibpb stibp ibrs_enhanced tpr_shadow flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid cqm rdt_a avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb intel_pt avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local split_lock_detect user_shstk avx_vnni avx512_bf16 wbnoinvd dtherm ida arat pln pts hfi vnmi avx512vbmi umip pku ospke waitpkg avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq la57 rdpid bus_lock_detect cldemote movdiri movdir64b enqcmd fsrm md_clear serialize tsxldtrk pconfig arch_lbr ibt amx_bf16 avx512_fp16 amx_tile amx_int8 flush_l1d arch_capabilities Virtualization: VT-x L1d cache: 9 MiB (192 instances) L1i cache: 12 MiB (192 instances) L2 cache: 384 MiB (192 instances) L3 cache: 960 MiB (2 instances) NUMA node(s): 2 NUMA node0 CPU(s): 0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46 ,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90 ,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,1 26,128,130,132,134,136,138,140,142,144,146,148,150,152,154,156,158 ,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190 NUMA node1 CPU(s): 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47 ,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85,87,89,91 ,93,95,97,99,101,103,105,107,109,111,113,115,117,119,121,123,125,1 27,129,131,133,135,137,139,141,143,145,147,149,151,153,155,157,159 ,161,163,165,167,169,171,173,175,177,179,181,183,185,187,189,191 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Not affected Vulnerability Spec rstack overflow: Not affected Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Enhanced / Automatic IBRS; IBPB conditional; PBRSB-eIBRS Not affected; BHI BHI_DIS_S Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected From lscpu --cache: NAME ONE-SIZE ALL-SIZE WAYS TYPE LEVEL SETS PHY-LINE COHERENCY-SIZE L1d 48K 9M 12 Data 1 64 1 64 L1i 64K 12M 16 Instruction 1 64 1 64 L2 2M 384M 16 Unified 2 2048 1 64 L3 480M 960M 16 Unified 3 491520 1 64 ------------------------------------------------------------ 8. numactl --hardware NOTE: a numactl 'node' might or might not correspond to a physical chip. available: 2 nodes (0-1) node 0 cpus: 0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,7 4,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,1 34,136,138,140,142,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186, 188,190 node 0 size: 385660 MB node 0 free: 378683 MB node 1 cpus: 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73,7 5,77,79,81,83,85,87,89,91,93,95,97,99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,129,131,133,1 35,137,139,141,143,145,147,149,151,153,155,157,159,161,163,165,167,169,171,173,175,177,179,181,183,185,187, 189,191 node 1 size: 386955 MB node 1 free: 362332 MB node distances: node 0 1 0: 10 21 1: 21 10 ------------------------------------------------------------ 9. /proc/meminfo MemTotal: 791158688 kB 'who -r' did not return a run level ------------------------------------------------------------ 10. Systemd service manager version: systemd 257 (257.7+suse.19.ga0dfd5de4c) Default Target Status multi-user running ------------------------------------------------------------ 11. Services, from systemctl list-unit-files STATE UNIT FILES enabled NetworkManager NetworkManager-dispatcher NetworkManager-wait-online audit-rules auditd bluetooth chronyd dbus-broker firewalld gdm getty@ irqbalance issue-generator kbdsettings klog lvm2-monitor nvmefc-boot-connections nvmf-autoconnect rollback rsyslog smartd soft-reboot-cleanup sshd systemd-pstore wpa_supplicant wtmpdb-update-boot enabled-runtime systemd-remount-fs disabled accounts-daemon blk-availability bluetooth-mesh boot-sysctl ca-certificates ca-certificates-setup chrony-wait console-getty cups debug-shell dnsmasq gnome-remote-desktop gnome-remote-desktop-configuration gpm grub2-once hwloc-dump-hwdata issue-add-ssh-keys kea-ctrl-agent kea-dhcp-ddns kea-dhcp4 kea-dhcp6 kernel-sysctl kexec-load lastlog2-import lunmask lvm-devices-import man-db-create multipathd named nftables nis-domainname pkcs11_eventmgr rpmconfigcheck rsyncd rtkit-daemon serial-getty@ setup-systemd-proxy-env smartd_generate_opts snmpd snmptrapd speech-dispatcherd systemd-boot-check-no-failures systemd-confext systemd-network-generator systemd-sysext systemd-time-wait-sync systemd-timesyncd systemd-udev-load-credentials udisks2 upower wpa_supplicant@ indirect pcscd systemd-userdbd ------------------------------------------------------------ 12. Linux kernel boot-time arguments, from /proc/cmdline BOOT_IMAGE=/boot/vmlinuz-6.12.0-160000.5-default root=UUID=0b344ecf-2e5a-4bf3-b6c0-aecf8a6f67c0 mitigations=auto quiet security=selinux selinux=1 ------------------------------------------------------------ 13. cpupower frequency-info analyzing CPU 172: Unable to determine current policy boost state support: Supported: yes Active: yes ------------------------------------------------------------ 14. sysctl kernel.numa_balancing 1 kernel.randomize_va_space 2 vm.compaction_proactiveness 20 vm.dirty_background_bytes 0 vm.dirty_background_ratio 10 vm.dirty_bytes 0 vm.dirty_expire_centisecs 3000 vm.dirty_ratio 20 vm.dirty_writeback_centisecs 500 vm.dirtytime_expire_seconds 43200 vm.extfrag_threshold 500 vm.min_unmapped_ratio 1 vm.nr_hugepages 0 vm.nr_hugepages_mempolicy 0 vm.nr_overcommit_hugepages 0 vm.swappiness 60 vm.watermark_boost_factor 15000 vm.watermark_scale_factor 10 vm.zone_reclaim_mode 0 ------------------------------------------------------------ 15. /sys/kernel/mm/transparent_hugepage defrag always defer defer+madvise [madvise] never enabled [always] madvise never hpage_pmd_size 2097152 shmem_enabled always within_size advise [never] deny force ------------------------------------------------------------ 16. /sys/kernel/mm/transparent_hugepage/khugepaged alloc_sleep_millisecs 60000 defrag 1 max_ptes_none 511 max_ptes_shared 256 max_ptes_swap 64 pages_to_scan 4096 scan_sleep_millisecs 10000 ------------------------------------------------------------ 17. OS release From /etc/*-release /etc/*-version os-release SUSE Linux Enterprise Server 16.0 ------------------------------------------------------------ 18. Disk information SPEC is set to: /mnt/ramdisk/cpu2026rc2 Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 130G 13G 118G 10% /mnt/ramdisk ------------------------------------------------------------ 19. /sys/devices/virtual/dmi/id Vendor: Dell Inc. Product: PowerEdge R770AP Product Family: PowerEdge Serial: R7703AP ------------------------------------------------------------ 20. dmidecode Additional information from dmidecode 3.6 follows. WARNING: Use caution when you interpret this section. The 'dmidecode' program reads system data which is "intended to allow hardware to be accurately determined", but the intent may not be met, as there are frequent changes to hardware, firmware, and the "DMTF SMBIOS" standard. Memory: 2x 00AD063200AD HMCG88AHBRA286N 32 GB 2 rank 6400 2x 00AD063200AD HMCG88AHBRA477N 32 GB 2 rank 6400 15x 00CE063200CE M321R4GA3EB2-CCPPF 32 GB 2 rank 6400 2x 00CE063200CE M321R4GA3PB1-CCPQC 32 GB 2 rank 6400 3x 00CE063200CE M321R4GA3PB2-CCPKC 32 GB 2 rank 6400 ------------------------------------------------------------ 21. BIOS (This section combines info from /sys/devices and dmidecode.) BIOS Vendor: Dell Inc. BIOS Version: 1.1.6 BIOS Date: 11/06/2025 BIOS Revision: 1.1 Compiler Version Notes ---------------------- ============================================================================== C | 811.tealeaf_s(base, peak) 816.nab_s(base, peak) 881.neutron_s(base, | peak) ------------------------------------------------------------------------------ Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64, Version 2025.3.0 Build 20251010 Copyright (C) 1985-2025 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ ============================================================================== C++ | 803.sph_exa_s(base, peak) 857.namd_s(base, peak) 867.nest_s(base, | peak) 872.marian_s(base, peak) ------------------------------------------------------------------------------ Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64, Version 2025.3.0 Build 20251010 Copyright (C) 1985-2025 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ ============================================================================== C++, C | 809.cactus_s(base, peak) ------------------------------------------------------------------------------ Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64, Version 2025.3.0 Build 20251010 Copyright (C) 1985-2025 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ ============================================================================== Fortran | 800.pot3d_s(base, peak) 820.cloverleaf_s(base, peak) | 822.palm_s(base, peak) 849.fotonik3d_s(base, peak) 865.roms_s(base, | peak) ------------------------------------------------------------------------------ Intel(R) Fortran Compiler for applications running on Intel(R) 64, Version 2025.3.0 Build 20251010 Copyright (C) 1985-2025 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ Base Compiler Invocation ------------------------ C benchmarks: icx C++ benchmarks: icpx Fortran benchmarks: ifx Benchmarks using both C and C++: icpx icx Base Portability Flags ---------------------- 800.pot3d_s: -DSPEC_LP64 803.sph_exa_s: -DSPEC_LP64 809.cactus_s: -DSPEC_LP64 811.tealeaf_s: -DSPEC_LP64 816.nab_s: -DSPEC_LP64 820.cloverleaf_s: -DSPEC_LP64 822.palm_s: -DSPEC_LP64 849.fotonik3d_s: -DSPEC_LP64 857.namd_s: -DSPEC_LP64 865.roms_s: -DSPEC_LP64 867.nest_s: -DSPEC_LP64 872.marian_s: -DSPEC_LP64 881.neutron_s: -DSPEC_LP64 Base Optimization Flags ----------------------- C benchmarks: -m64 -std=c18 -Wl,-z,muldefs -xgraniterapids -mprefer-vector-width=512 -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -fiopenmp -DSPEC_OPENMP -L/usr/local/jemalloc-5.3.0/lib -ljemalloc C++ benchmarks: 803.sph_exa_s: -m64 -std=c++17 -Wl,-z,muldefs -xgraniterapids -mprefer-vector-width=512 -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -fiopenmp -DSPEC_OPENMP -L/usr/local/jemalloc-5.3.0/lib -ljemalloc 857.namd_s: Same as 803.sph_exa_s 867.nest_s: Same as 803.sph_exa_s 872.marian_s: -m64 -std=c++17 -Wl,-z,muldefs -xgraniterapids -mprefer-vector-width=512 -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -pthread -L/usr/local/jemalloc-5.3.0/lib -ljemalloc Fortran benchmarks: -m64 -stand f18 -Wl,-z,muldefs -xgraniterapids -mprefer-vector-width=512 -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -DSPEC_OPENMP -fiopenmp -nostandard-realloc-lhs -align array32byte -auto -L/usr/local/jemalloc-5.3.0/lib -ljemalloc Benchmarks using both C and C++: -m64 -std=c++17 -std=c18 -Wl,-z,muldefs -xgraniterapids -mprefer-vector-width=512 -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -fiopenmp -DSPEC_OPENMP -L/usr/local/jemalloc-5.3.0/lib -ljemalloc Peak Compiler Invocation ------------------------ C benchmarks: icx C++ benchmarks: icpx Fortran benchmarks: ifx Benchmarks using both C and C++: icpx icx Peak Portability Flags ---------------------- Same as Base Portability Flags Peak Optimization Flags ----------------------- C benchmarks: 811.tealeaf_s: -m64 -std=c18 -Wl,-z,muldefs -fiopenmp -DSPEC_OPENMP -L/usr/local/jemalloc-5.3.0/lib -ljemalloc 816.nab_s: basepeak = yes 881.neutron_s: basepeak = yes C++ benchmarks: 803.sph_exa_s: basepeak = yes 857.namd_s: basepeak = yes 867.nest_s: basepeak = yes 872.marian_s: basepeak = yes Fortran benchmarks: 800.pot3d_s: basepeak = yes 820.cloverleaf_s: basepeak = yes 822.palm_s: basepeak = yes 849.fotonik3d_s: basepeak = yes 865.roms_s: basepeak = yes Benchmarks using both C and C++: 809.cactus_s: basepeak = yes The flags files that were used to format this result can be browsed at http://www.spec.org/cpu2026/results/flags/Intel-ic2025-official-linux64-cpu2026-0.902.html http://www.spec.org/cpu2026/results/flags/Dell-Platform-Flags-PowerEdge-Intel-Xeon-v1.19a.html You can also download the XML flags sources by saving the following links: http://www.spec.org/cpu2026/results/flags/Intel-ic2025-official-linux64-cpu2026-0.902.xml http://www.spec.org/cpu2026/results/flags/Dell-Platform-Flags-PowerEdge-Intel-Xeon-v1.19a.xml SPEC CPU and SPECspeed are registered trademarks of the Standard Performance Evaluation Corporation. All other brand and product names appearing in this result are trademarks or registered trademarks of their respective holders. ---------------------------------------------------------------------------------------------------------------------------------- For questions about this result, please contact the tester. For other inquiries, please contact info@spec.org. Copyright 2026 Standard Performance Evaluation Corporation Tested with SPEC CPU(R)2026 v0.902.0 on 2026-02-07 20:16:03-0500. Report generated on 2026-05-04 23:28:45 by CPU2026 text formatter (aa18784a). Originally published on 2026-05-05.