Lenovo Global Technology Think System SR650 V4 SPECpower_ssj2008 = 22,397 overall ssj_ops/watt
Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Test Method: Single Node
Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Mar 24, 2025
Hardware Availability: May-2025 Software Availability: Sep-2024 Publication: Apr 22, 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% 100.4% 23,462,853 939 24,990
90% 90.0% 21,033,662 853 24,673
80% 80.0% 18,702,944 697 26,846
70% 69.9% 16,349,306 631 25,899
60% 60.0% 14,026,805 566 24,793
50% 50.1% 11,710,544 501 23,365
40% 40.0% 9,346,709 432 21,647
30% 30.0% 7,009,075 366 19,126
20% 20.0% 4,679,741 310 15,084
10% 10.0% 2,339,068 265 8,840
Active Idle 0 185 0
∑ssj_ops / ∑power = 22,397
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: Lenovo Global Technology
Model: Think System SR650 V4
Form Factor: 2U
CPU Name: Intel Xeon 6787P 2.0 GHz
CPU Characteristics: 86 core, 2.0GHz, 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 off chip per chip
Other Cache: None
Memory Amount (GB): 512
# and size of DIMM: 16 x 32768 MB
Memory Details: 32GB 2Rx8 PC5-6400; slots 1, 3, 5, 7, 10, 12, 14, 16, 17, 19, 21, 23, 26, 28, 30 and 32 populated
Power Supply Quantity and Rating (W): 2 x 800
Power Supply Details: Lenovo P/N:4P57A88687
Disk Drive: 1 x 960GB M.2 SSD P/N:4XB7A13999 M.2 Module P/N:4Y37A91802
Disk Controller: Integrated NVME controller
# and type of Network Interface Cards (NICs) Installed: 1 x ThinkSystem Broadcom 5719 1GbE RJ45 4-port OCP Ethernet Adapter P/N:4XC7A08235
NICs Enabled in Firmware / OS / Connected: 4/4/1
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): Microsoft Windows Server 2022 Datacenter
OS Version: Version 21H2(OS Build 20348.2700)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.10+11-LTS-240, mixed mode, sharing), version 17.0.10
JVM Command-line Options: -server -Xmn1900m -Xms2048m -Xmx2048m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:InlineSmallCode=1500 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:FreqInlineSize=2500 -XX:CompileThresholdScaling=210
JVM Affinity: start /NODE [0,1,2,3,4,5,6,7] /AFFINITY [0x3,0xC,0x30,0xC0,0x300,0xC00,0x3000,0xC000,0x30000,0xC0000,0x300000,0xC00000,0x3000000,0xC000000,0x30000000,0xC0000000,...c0000000000,0x30000000000]
JVM Instances: 172
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: IHE109T
Management Firmware Version: IHX409V
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: KB5042881
Boot Firmware Settings
Management Firmware Settings
None
System Under Test Notes
Controller System
Hardware
Hardware Vendor: Lenovo Global Technology
Model: ThinkSystem SR650
CPU Description: 2 x Intel Xeon Gold 5218
Memory amount (GB): 768
Software
Operating System (OS): Microsoft Windows Server 2019 DataCenter - Version 1809 (OS Build 17763.2268)
JVM Vendor: Oracle Corporation
JVM Version: Oracle Java HotSpot(TM) 64-Bit Server VM (build 24.80-b11, mixed mode), version 1.7.0_80
CCS Version: 1.2.6
Measurement Devices
Power Analyzer pwr1
Hardware Vendor: YOKOGAWA, Inc.
Model: WT310E
Serial Number: C3UG05014E
Connectivity: USB
Input Connection: Default
Metrology Institute: China National Accreditation Service for Conformity Assessment (CNAS)
Accredited by: CHINA CEPREI LABORATORY CALIBRATION & TESTING CENTRB
Calibration Label: 1GA24011968-0003
Date of Calibration: 26-Sep-2024
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
PTDaemon Version: 1.11.1-462c978e-20240907
Setup Description: Connected to PSU 1 PSU 2
Temperature Sensor temp1
Hardware Vendor: Digi International, Inc.
Model: Watchport/H
Driver Version: 5.70.105.0
Connectivity: USB
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
Setup Description: 50 mm in front of SUT main intake
Notes
Aggregate Electrical and Environmental Data
Target Load Average Active Power (W) Minimum Ambient Temperature (°C)
100% 939 21.8
90% 853 21.9
80% 697 21.8
70% 631 21.5
60% 566 21.2
50% 501 21.1
40% 432 20.9
30% 366 20.8
20% 310 20.7
10% 265 20.6
Active Idle 185 20.6
Line Standard Minimum Temperature (°C) Elevation (m)
220V / 50 Hz / 1 phase / 2 wires 20.6 43
See the Power/Temperature Details Report for additional details.
Aggregate Performance Data
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     11,091,734
Calibration 2     23,213,575
Calibration 3     23,534,181
ssj_ops@calibrated=23,373,878
100% 100.4% 23,373,878 23,462,853
90% 90.0% 21,036,490 21,033,662
80% 80.0% 18,699,103 18,702,944
70% 69.9% 16,361,715 16,349,306
60% 60.0% 14,024,327 14,026,805
50% 50.1% 11,686,939 11,710,544
40% 40.0% 9,349,551 9,346,709
30% 30.0% 7,012,163 7,009,075
20% 20.0% 4,674,776 4,679,741
10% 10.0% 2,337,388 2,339,068
Active Idle   0 0
Graph of results
See the Host Performance Report for additional details.