Compal Electronics, Inc. SR230-2 SPECpower_ssj2008 = 24,793 overall ssj_ops/watt
Test Sponsor: Compal Electronics, Inc. SPEC License #: 6857 Test Method: Single Node
Tested By: Compal Electronics, Inc. Test Location: Neihu Dist, Taipei City, Taiwan (R.O.C.) Test Date: Jul 19, 2025
Hardware Availability: Mar-2025 Software Availability: Mar-2025 Publication: Aug 12, 2025
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Performance Power Performance to Power Ratio
Target Load Actual Load ssj_ops Average Active Power (W)
100% 99.8% 22,024,625 753 29,234
90% 90.1% 19,900,802 699 28,469
80% 80.1% 17,676,527 597 29,611
70% 70.0% 15,455,855 534 28,933
60% 60.0% 13,235,563 476 27,833
50% 50.0% 11,034,894 423 26,097
40% 40.0% 8,831,806 374 23,589
30% 30.0% 6,626,811 333 19,908
20% 20.0% 4,417,293 293 15,065
10% 10.0% 2,204,319 249 8,863
Active Idle 0 166 0
∑ssj_ops / ∑power = 24,793
Graph of results
System Under Test
Set: 'sut'
Set Identifier: sut
Set Description: System Under Test
# of Identical Nodes: 1
Comment: SUT
Hardware
Hardware Vendor: Compal Electronics, Inc.
Model: SR230-2
Form Factor: 2U
CPU Name: Intel Xeon 6787P 2.0 GHz
CPU Characteristics: 86 Core, 2.0 GHz, 336MB L3 Cache
CPU Frequency (MHz): 2000
CPU(s) Enabled: 172 cores, 2 chips, 86 cores/chip
Hardware Threads: 344 (2 / core)
CPU(s) Orderable: 1,2 chips
Primary Cache: 64 KB I + 48 KB D on chip per core
Secondary Cache: 2 MB I+D on chip per core
Tertiary Cache: 336 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 512
# and size of DIMM: 16 x 32768 MB
Memory Details: 32GB 2Rx8 PC5-6400 M321R4GA3EB2-CCPKC; slots A0, B0, C0, D0, E0, F0, G0 ,H0 on each socket
Power Supply Quantity and Rating (W): 1 x 1300
Power Supply Details: ACBEL R1CA2132A-T00A
Disk Drive: 1 x 1TB M.2 NVMe Express SSD, Micron T700 PN:CT1000T700SSD3
Disk Controller: Integrated PCIe controller
# and type of Network Interface Cards (NICs) Installed: 1 x OCP i350 Dual port
NICs Enabled in Firmware / OS / Connected: 2/2/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Preferred plans in OS: Power Saver (see SUT Notes)
Operating System (OS): Microsoft Windows Server 2022 Datacenter
OS Version: Version 21H2, 10.0.20348 N/A Build 20348.3207
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: java 17.0.7 2023-04-18 LTS, Java(TM) SE Runtime Environment (build 17.0.7+8-LTS-224),Java HotSpot(TM) 64-Bit Server VM (build 17.0.7+8-LTS-224, mixed mode, sharing)
JVM Command-line Options: -server -Xmn1900m -Xms2048m -Xmx2048m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:+OptimizeFill -XX:+AggressiveHeap -XX:FreqInlineSize=2500 -XX:InlineSmallCode=3900 -XX:+UseBiasedLocking -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=8
JVM Affinity: start /node [0,1,2,3,4,5,6,7] /affinity [3,C,30,C0,300,C00,3000,C000,30000,C0000,300000,C00000,3000000,C000000,30000000,C0000000,300000000,C00000000,3000000000,C000000000,30000000000,C0000000000]
JVM Instances: 172
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: 2.40.00 (03/06/2025)
Management Firmware Version: 3.27.0 (03/07/2025)
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
None
System Under Test Notes
Controller System
Hardware
Hardware Vendor: Compal Electronics, Inc.
Model: IER75
CPU Description: AMD EPYC 9184X, 3.54GHz
Memory amount (GB): 64
Software
Operating System (OS): Windows Server 2019 DC
JVM Vendor: Oracle Corporation
JVM Version: java version "17.0.7" 2023-04-18 LTS, Java HotSpot(TM) 64-Bit Server VM (build 17.0.7+8-LTS-224, mixed mode, sharing), Java(TM) SE Runtime Environment (build 17.0.7+8-LTS-224)
CCS Version: 1.2.6
Measurement Devices
Power Analyzer pwr1
Hardware Vendor: Yokogawa
Model: WT310E
Serial Number: C3UE28006E
Connectivity: USB
Input Connection: Default
Metrology Institute: NML (National Measurement Laboratory,Taiwan)
Accredited by: OMNIO Calibration Laboratory Ltd.
Calibration Label: OCL-250527T022
Date of Calibration: 28-May-2025
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
PTDaemon Version: 1.11.1-462c978e-20240907
Setup Description: SUT Power Supply 1.
Temperature Sensor temp1
Hardware Vendor: Cleware
Model: USB-Temp
Driver Version: 5.3.4.0
Connectivity: USB
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
Setup Description: The front top of SUT main intake
Notes
None
Aggregate Electrical and Environmental Data
Target Load Average Active Power (W) Minimum Ambient Temperature (°C)
100% 753 21.4
90% 699 21.4
80% 597 21.2
70% 534 21.2
60% 476 21.2
50% 423 21.2
40% 374 21.1
30% 333 21.1
20% 293 21.0
10% 249 20.9
Active Idle 166 21.2
Line Standard Minimum Temperature (°C) Elevation (m)
220V / 60 Hz / 1 phase / 2 wires 20.9 132
See the Power/Temperature Details Report for additional details.
Aggregate Performance Data
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     22,188,812
Calibration 2     22,084,209
Calibration 3     22,068,692
ssj_ops@calibrated=22,076,451
100% 99.8% 22,076,451 22,024,625
90% 90.1% 19,868,806 19,900,802
80% 80.1% 17,661,161 17,676,527
70% 70.0% 15,453,516 15,455,855
60% 60.0% 13,245,870 13,235,563
50% 50.0% 11,038,225 11,034,894
40% 40.0% 8,830,580 8,831,806
30% 30.0% 6,622,935 6,626,811
20% 20.0% 4,415,290 4,417,293
10% 10.0% 2,207,645 2,204,319
Active Idle   0 0
Graph of results
See the Host Performance Report for additional details.