SPECpower_ssj2008

New H3C Technologies Co., Ltd. H3C UniServer R4900 G7			SPECpower_ssj2008 = 25,526 overall ssj_ops/watt
Test Sponsor:	New H3C Technologies Co., Ltd.	SPEC License #:	9066	Test Method:	Single Node
Tested By:	New H3C Technologies Co., Ltd.	Test Location:	Hangzhou, Zhejiang, China	Test Date:	Aug 6, 2025
Hardware Availability:	Jul-2025	Software Availability:	Jul-2025	Publication:	Aug 26, 2025
System Source:	Single Supplier	System Designation:	Server	Power Provisioning:	Line-powered

Hardware
Hardware Vendor:	New H3C Technologies Co., Ltd.
Model:	H3C UniServer R4900 G7
Form Factor:	2U
CPU Name:	Intel Xeon 6780E 2.2 GHz
CPU Characteristics:	144 core, 2.2GHz, 108MB L3 Cache
CPU Frequency (MHz):	2200
CPU(s) Enabled:	288 cores, 2 chips, 144 cores/chip
Hardware Threads:	288 (1 / core)
CPU(s) Orderable:	1,2 chips
Primary Cache:	64 KB I + 32 KB D on chip per core
Secondary Cache:	4 MB I+D on chip per chip
Tertiary Cache:	108 MB I+D on chip per chip
Other Cache:	None
Memory Amount (GB):	512
# and size of DIMM:	16 x 32 GB
Memory Details:	32GB 2Rx8 PC5-6400; cpu1-slots 1-D0, 2-D0, 3-D0, 4-D0, 5-D0, 6-D0, 7-D0, 8-D0; cpu2-slots 1-D0, 2-D0, 3-D0, 4-D0, 5-D0, 6-D0, 7-D0, 8-D0;
Power Supply Quantity and Rating (W):	1 x 1600
Power Supply Details:	GW-CRPS1600C2; H3C PN:0231AMKU
Disk Drive:	1 x 960G Micron_7450_MTFDKBA960TFR_NVME; PN:MTFDKBA960TFR-1BC1ZABYY
Disk Controller:	Integrated NVME controller
# and type of Network Interface Cards (NICs) Installed:	1 x Quad-port Intel I350 Gigabit Ethernet controller
NICs Enabled in Firmware / OS / Connected:	4/1/1
Network Speed (Mbit):	1000
Keyboard:	None
Mouse:	None
Monitor:	None
Optical Drives:	No
Other Hardware:	None

Software
Power Management:	Enabled (see SUT Notes)
Operating System (OS):	SUSE Linux Enterprise Server 15 SP6
OS Version:	6.4.0-150600.21-default
Filesystem:	xfs
JVM Vendor:	Oracle Corporation
JVM Version:	Oracle Java HotSpot(TM) 64-Bit Server VM (build 17.0.15+9-LTS-241), mixed mode, sharing)
JVM Command-line Options:	-server -Xmn1825m -Xms1995m -Xmx1995m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:InlineSmallCode=1500 -XX:UseAVX=0 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:+OptimizeFill -XX:+AggressiveHeap -XX:MaxInlineSize=270 -XX:FreqInlineSize=2500
JVM Affinity:	for each physicalCore { numactl -C physicalCoreId, physicalCoreId + 1 }
JVM Instances:	144
JVM Initial Heap (MB):	1995
JVM Maximum Heap (MB):	1995
JVM Address Bits:	64
Boot Firmware Version:	7.00.16
Management Firmware Version:	2.06
Workload Version:	SSJ 1.2.10
Director Location:	Controller
Other Software:	None

See SUT Notes

Benchmark started via ssh.
Each JVM instance was bound to 2 processors.
OS Tunings:
kernal parameter:pcie_aspm=force pcie_aspm.policy=powersupersave intel_pstate=disable.
cpupower frequency-set -g ondemand
echo -n 98 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold
echo -n 1000000 > /sys/devices/system/cpu/cpufreq/ondemand/sampling_rate
echo always > /sys/kernel/mm/transparent_hugepage/enabled
echo 0 > /proc/sys/kernel/nmi_watchdog
echo 6000 > /proc/sys/kernel/sched_migration_cost_ns
echo 10000000 > /proc/sys/kernel/sched_min_granularity_ns
echo 0 < /proc/sys/kernel/nmi_watchdog
The system ROM used for this result contains Intel microcode version 0x3000341 for the Intel Xeon 6780E processor.

Software
Operating System (OS):	Microsoft Windows Server 2019 DataCenter - version(10.0.17763 N/A Build 17763)
JVM Vendor:	Oracle Corporation
JVM Version:	Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.18+9-LTS-195, mixed mode)
CCS Version:	1.2.6

Power Analyzer pwr1
Hardware Vendor:	CHROMA
Model:	66203
Serial Number:	662030000500
Connectivity:	GPIB
Input Connection:	Default
Metrology Institute:	CNAS (China National Accreditation Service for Conformity Assessment)
Accredited by:	CEPREI Calibration and Testing Center
Calibration Label:	B210202003
Date of Calibration:	09-Nov-2024
PTDaemon Host System:	same as CCS
PTDaemon Host OS:	same as CCS
PTDaemon Version:	1.11.1-462c978e-20240907
Setup Description:	Connected to PSU1

Temperature Sensor temp1
Hardware Vendor:	DIGI.
Model:	Watchport/H
Driver Version:	6.2.1.0
Connectivity:	USB
PTDaemon Host System:	same as CCS
PTDaemon Host OS:	same as CCS
Setup Description:	Placed in front the main airflow inlet of the SUT less than 50mm

None

Target Load	Average Active Power (W)	Minimum Ambient Temperature (°C)
100%	669	24.5
90%	570	24.1
80%	492	24.0
70%	422	24.4
60%	370	24.2
50%	331	24.0
40%	296	24.0
30%	268	24.4
20%	243	24.6
10%	214	24.0
Active Idle	169	23.9

Line Standard	Minimum Temperature (°C)	Elevation (m)
230V / 50 Hz / 1 phase / 2 wires	23.9	132

See the Power/Temperature Details Report for additional details.

See the Host Performance Report for additional details.

SPECpower_ssj2008 Reporter Version: [SSJ 1.2.10, May 9, 2012]