SPECpower_ssj2008 Copyright (C) 2007-2025 Standard Performance Evaluation Corporation Lenovo Global Technology ThinkSystem SR860 V4 SPECpower_ssj2008 = 22,331 overall ssj_ops/watt Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Sep 5, 2025 Publication: Sep 26, 2025 Hardware Availability: Nov-2025 Software Availability: Jun-2025 Test Method: Single Node 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 sum of ssj_ops / sum of power = | 22,331 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 2 x 2700 (W): 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 1 x ThinkSystem Broadcom 1GbE RJ45 4-port Cards (NICs) Installed: OCP P/N:7ZT7A00484 NICs Enabled in Firmware / OS / 4/4/1 Connected: 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 * Operating Mode: Custom Mode * Page Policy: Adaptive * SRIOV: Disabled * UPI Link Disable: Minimum number for links enabled * MemorySpeed: Balanced * Intel Virtualization Technology: Disabled * Hardware Prefetcher: Disabled * Adjacent Cache Prefetch: Disabled * DCU Streamer Prefetcher: Disabled * SNC: Enabled * Patrol Scrub: Disabled * CPU Frequency Limits: Restrict maximum frequency to 2.50Ghz Management Firmware Settings None System Under Test Notes * Benchmark started via ssh * Each JVM instance was bound to 2 logical processors * cpupower frequency-set -g ondemand * kernal parameter:pcie_aspm=force pcie_aspm.policy=powersupersave * echo -n 98 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold * echo -n 1000000 > /sys/devices/system/cpu/cpufreq/ondemand/sampling_rate * The system ROM used for this result contains Intel microcode version 0x10003d0 for the Intel Xeon 6788P processor. 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 * SPECpower_ssj.props input.load_level.number_warehouses set to 688 due to a known inconsistency in processor reporting with this Java version. Aggregate Electrical and Environmental Data Target Load | Average | Minimum | Active | Ambient | Power (W) | Temperature | | (Degrees 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 | Elevation (m) | Temperature | | (Degrees C) | ------------------------- | --------------- | --------------- 220V / 50 Hz / 1 phase / | 21.7 | 43 2 wires | | See the Power/Temperature Details Report (power_ssj2008-20250908-01538-power.txt) 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 See the Host Performance Report (power_ssj2008-20250908-01538.localhost.txt) for additional details. Copyright (C) 2007-2025 Standard Performance Evaluation Corporation http://www.spec.org - info@spec.org SPECpower_ssj2008 Reporter Version: [SSJ 1.2.10, May 9, 2012]