SPECpower_ssj2008 Copyright (C) 2007-2025 Standard Performance Evaluation Corporation Lenovo Global Technology ThinkSystem SR950 V3 SPECpower_ssj2008 = 13,941 overall ssj_ops/watt Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Mar 10, 2025 Publication: Mar 31, 2025 Hardware Availability: Oct-2023 Software Availability: Jun-2024 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% | 99.0% | 66,764,174 | 4,087 | 16,334 90% | 90.0% | 60,699,903 | 3,925 | 15,465 80% | 79.5% | 53,617,300 | 3,249 | 16,501 70% | 69.0% | 46,511,179 | 2,649 | 17,555 60% | 59.3% | 39,979,727 | 2,392 | 16,712 50% | 49.9% | 33,664,710 | 2,188 | 15,387 40% | 40.0% | 26,946,833 | 1,966 | 13,709 30% | 30.0% | 20,225,088 | 1,779 | 11,369 20% | 20.0% | 13,485,425 | 1,601 | 8,424 10% | 10.0% | 6,745,952 | 1,407 | 4,796 Active Idle | 0 | 1,200 | 0 sum of ssj_ops / sum of power = | 13,941 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 SR950 V3 Form Factor: 8U CPU Name: Intel Xeon Platinum 8490H CPU Characteristics: 60-Core, 1.9GHz, 112.5MB L3 Cache CPU Frequency (MHz): 1900 CPU(s) Enabled: 480 cores, 8 chips, 60 cores/chip Hardware Threads: 960 (2 / core) CPU(s) Orderable: 8 chips Primary Cache: 32 KB I + 48 KB D on chip per core Secondary Cache: 2 MB I+D on chip per core Tertiary Cache: 115200 KB I+D on chip per chip Other Cache: None Memory Amount (GB): 4096 # and size of DIMM: 64 x 65536 MB Memory Details: 64GB 2Rx4 PC5-4800B ; 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, 64, 65, 67, 69, 71, 74, 76, 78, 80, 81, 83, 85, 87, 90, 92, 94, 96, 97, 99, 101, 103, 106, 108, 110, 112, 113, 115, 117, 119, 122, 124, 126 and 128 populated Power Supply Quantity and Rating 8 x 1800 (W): Power Supply Details: Lenovo P/N:4P57A78359 Disk Drive: 1 x 960GB M.2 SSD P/N:4XB7A13999 M.2 Module P/N:4Y37A09750 Disk Controller: Integrated NVME controller # and type of Network Interface 1 x ThinkSystem Broadcom 57504 10/25GbE Cards (NICs) Installed: SFP28 4-port PCIe P/N:4XC7A80566 NICs Enabled in Firmware / OS / 4/4/1 Connected: Network Speed (Mbit): 25000 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: 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: for each physicalCore { numactl -C physicalCoreId, physicalCoreId + 1 } JVM Instances: 480 JVM Initial Heap (MB): 2048 JVM Maximum Heap (MB): 2048 JVM Address Bits: 64 Boot Firmware Version: EBE114G Management Firmware Version: EBX312L Workload Version: SSJ 1.2.10 Director Location: Controller Other Software: None Boot Firmware Settings * Operating Mode: Custom Mode * ADDDC Sparing: Enabled * Page Policy: Adaptive * Patrol Scrub: Disable * Memory Speed: Minimal Power * Intel VT for Directed I/O(VT-d): Disable * SRIOV: Disabled * Turbo Mode: Enabled * Hardware Prefetcher: Disable * Adjacent Cache Prefetch: Disable * DCU Streamer Prefetcher: Disable * SNC: SNC4 * CPU Frequency Limits: Restrict maximum frequency to 2.60Ghz 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 * Kernel parameter:pcie_aspm=force pcie_aspm.policy=powersupersave * echo -n 98 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold * echo -n 1600000 > /sys/devices/system/cpu/cpufreq/ondemand/sampling_rate * The system ROM used for this result contains Intel microcode version 0x2b000620 for the Intel Xeon Platinum 8490H processor Controller System HARDWARE Hardware Vendor: Lenovo Global Technology Model: ThinkSystem SR645 CPU Description: 2 x AMD EPYC 7763 2.45GHz Memory amount (GB): 512 SOFTWARE Operating System (OS): Microsoft Windows Server 2019 DataCenter - Version 1809 (OS Build 17763.1217) JVM Vendor: Oracle Corporation JVM Version: Oracle Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.4+10-LTS, mixed mode) CCS Version: 1.2.6 Measurement Devices POWER ANALYZER PWR1 Hardware Vendor: YOKOGAWA, Inc. Model: WT310E Serial Number: C3SH31010E 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: 1GA24011968-0004 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 PSU 3 PSU 4 POWER ANALYZER PWR2 Hardware Vendor: YOKOGAWA, Inc. Model: WT310E Serial Number: C3UG05013E 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: 1GA24011968-0001 Date of Calibration: 25-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 5 PSU 6 PSU 7 PSU 8 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 960 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% | 4,087 | 27.1 90% | 3,925 | 26.0 80% | 3,249 | 25.4 70% | 2,649 | 25.2 60% | 2,392 | 25.1 50% | 2,188 | 25.0 40% | 1,966 | 24.7 30% | 1,779 | 24.6 20% | 1,601 | 24.6 10% | 1,407 | 24.8 Active Idle | 1,200 | 25.0 Line Standard | Minimum | Elevation (m) | Temperature | | (Degrees C) | ------------------------- | --------------- | --------------- 220V / 50 Hz / 1 phase / | 24.6 | 43 2 wires | | See the Power/Temperature Details Report (power_ssj2008-20250311-01507-power.txt) for additional details. Aggregate Performance Data Target Load | Actual Load | ssj_ops | | Target | Actual ----------------- | ----------------- | ----------------- | ----------------- Calibration 1 | | | 63,713,939 Calibration 2 | | | 67,353,138 Calibration 3 | | | 67,520,955 ssj_ops@calibrated=67,437,046 100% | 99.0% | 67,437,046 | 66,764,174 90% | 90.0% | 60,693,342 | 60,699,903 80% | 79.5% | 53,949,637 | 53,617,300 70% | 69.0% | 47,205,932 | 46,511,179 60% | 59.3% | 40,462,228 | 39,979,727 50% | 49.9% | 33,718,523 | 33,664,710 40% | 40.0% | 26,974,819 | 26,946,833 30% | 30.0% | 20,231,114 | 20,225,088 20% | 20.0% | 13,487,409 | 13,485,425 10% | 10.0% | 6,743,705 | 6,745,952 Active Idle | | 0 | 0 See the Host Performance Report (power_ssj2008-20250311-01507.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]