Lenovo Global Technology ThinkSystem SR860 V4 SPECpower_ssj2008 = 22,331 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: Sep 5, 2025
Hardware Availability: Nov-2025 Software Availability: Jun-2025 Publication: Sep 26, 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% 99.1% 45,157,445 1,814 24,887
90% 90.0% 40,993,252 1,718 23,861
80% 79.9% 36,403,612 1,307 27,843
70% 69.4% 31,621,292 1,145 27,620
60% 59.8% 27,233,446 1,043 26,119
50% 50.0% 22,774,065 924 24,658
40% 40.0% 18,241,693 832 21,915
30% 30.0% 13,684,188 741 18,473
20% 20.0% 9,124,428 646 14,119
10% 10.0% 4,560,639 550 8,291
Active Idle 0 465 0
∑ssj_ops / ∑power = 22,331
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: ThinkSystem SR860 V4
Form Factor: 4U
CPU Name: Intel Xeon 6788P 2.0 GHz
CPU Characteristics: 86 core, 2.0GHz, 336MB L3 Cache
CPU Frequency (MHz): 2000
CPU(s) Enabled: 344 cores, 4 chips, 86 cores/chip
Hardware Threads: 688 (2 / core)
CPU(s) Orderable: 1,2,3,4 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): 1024
# and size of DIMM: 32 x 32 GB
Memory Details: 32 x 32GB 1Rx4 PC5-6400;slots 1, 3, 5, 7, 10, 12, 14, 16, 17, 19, 21, 23, 26, 28, 30, 32, 33, 35, 37, 39, 42, 44, 46, 48, 49, 51, 53, 55, 58, 60, 62 and 64 populated
Power Supply Quantity and Rating (W): 2 x 2700
Power Supply Details: Lenovo P/N:4P57A89308
Disk Drive: 1 x 480GB M.2 NVMe SSD P/N:4XB7A82636
Disk Controller: Integrated NVME controller
# and type of Network Interface Cards (NICs) Installed: 1 x ThinkSystem Broadcom 1GbE RJ45 4-port OCP P/N:7ZT7A00484
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): SUSE Linux Enterprise Server 15 SP7
OS Version: 6.4.0-150700.51-default
Filesystem: xfs
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:LargePageSizeInBytes=2m -XX:InlineSmallCode=1500 -XX:UseAVX=1 -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: 344
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: RVE103X
Management Firmware Version: IHX415V
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: Lenovo Global Technology
Model: Thinksystem SR665
CPU Description: 2 x AMD EPYC 7773X
Memory amount (GB): 512
Software
Operating System (OS): Microsoft Windows Server 2022 DataCenter - Version 21H2 (OS Build 20348.1249)
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: C3UD17023E
Connectivity: USB
Input Connection: Default
Metrology Institute: China National Accreditation Service for Conformity Assessment (CNAS)
Accredited by: GRG METROLOGY & TEST (BEIJING) CO.,LTD.
Calibration Label: 1GA24011968-0002
Date of Calibration: 10-Oct-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% 1,814 22.2
90% 1,718 22.1
80% 1,307 22.1
70% 1,145 22.1
60% 1,043 22.1
50% 924 22.0
40% 832 21.9
30% 741 21.9
20% 646 21.8
10% 550 21.8
Active Idle 465 21.7
Line Standard Minimum Temperature (°C) Elevation (m)
220V / 50 Hz / 1 phase / 2 wires 21.7 43
See the Power/Temperature Details Report for additional details.
Aggregate Performance Data
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     45,698,949
Calibration 2     45,605,559
Calibration 3     45,527,714
ssj_ops@calibrated=45,566,637
100% 99.1% 45,566,637 45,157,445
90% 90.0% 41,009,973 40,993,252
80% 79.9% 36,453,309 36,403,612
70% 69.4% 31,896,646 31,621,292
60% 59.8% 27,339,982 27,233,446
50% 50.0% 22,783,318 22,774,065
40% 40.0% 18,226,655 18,241,693
30% 30.0% 13,669,991 13,684,188
20% 20.0% 9,113,327 9,124,428
10% 10.0% 4,556,664 4,560,639
Active Idle   0 0
Graph of results
See the Host Performance Report for additional details.