SPECpower_ssj2008 Copyright (C) 2007-2025 Standard Performance Evaluation Corporation xFusion Digital Technologies Co., Ltd FusionServer 2158H V8 SPECpower_ssj2008 = 36,151 overall ssj_ops/watt Test Sponsor: xFusion Digital Technologies Co., Ltd SPEC License #: 6488 Tested By: xFusion Digital Technologies Co., Ltd Test Location: Shenzhen, Guangdong, China Test Date: Mar 14, 2025 Publication: Apr 9, 2025 Hardware Availability: May-2025 Software Availability: Mar-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% | 99.6% | 20,350,763 | 432 | 47,141 90% | 90.0% | 18,388,170 | 404 | 45,541 80% | 79.9% | 16,328,635 | 375 | 43,499 70% | 68.6% | 14,020,823 | 345 | 40,590 60% | 59.3% | 12,121,358 | 321 | 37,818 50% | 50.0% | 10,213,120 | 293 | 34,875 40% | 40.0% | 8,176,674 | 259 | 31,514 30% | 30.0% | 6,130,139 | 226 | 27,130 20% | 20.0% | 4,086,658 | 193 | 21,190 10% | 10.0% | 2,045,352 | 160 | 12,798 Active Idle | 0 | 86.6 | 0 sum of ssj_ops / sum of power = | 36,151 System Under Test Set: 'sut' Set Identifier: sut Set Description: System Under Test # of Identical Nodes: 1 Comment: 'SUT' HARDWARE Hardware Vendor: xFusion Digital Technologies Co., Ltd Model: FusionServer 2158H V8 Form Factor: 2U CPU Name: AMD EPYC 9965 192-Core Processor CPU Characteristics: 192 core, 2.25 GHz, 384 MB L3 Cache, Max Boost Clock up to 3.70 GHz CPU Frequency (MHz): 2250 CPU(s) Enabled: 192 cores, 1 chip, 192 cores/chip Hardware Threads: 384 (2 / core) CPU(s) Orderable: 1 chip Primary Cache: 32 KB I + 48 KB D on chip per core Secondary Cache: 1 MB I+D on chip per core Tertiary Cache: 384 MB I+D on chip per chip, 32 MB shared / 16 cores Other Cache: None Memory Amount (GB): 384 # and size of DIMM: 12 x 32 GB Memory Details: 32GB 2Rx8 PC5-5200B-R; slot DIMM000, DIMM010, DIMM020, DIMM030, DIMM040, DIMM050, DIMM060, DIMM070, DIMM080, DIMM900, DIMM0A0, DIMM0B0 populated Power Supply Quantity and Rating 1 x 900 (W): Power Supply Details: xFusion P/N PAC900S12-B2 Disk Drive: 1 x 480GB SSD 2.5" SATA, xFusion P/N:06210545 Disk Controller: Integrated SATA controller # and type of Network Interface 1 x Dual-port Intel I350 Gigabit Ethernet Cards (NICs) Installed: controller NICs Enabled in Firmware / OS / 2/2/1 Connected: Network Speed (Mbit): 1000 Keyboard: None Mouse: None Monitor: None Optical Drives: No Other Hardware: None SOFTWARE Power Management: Power Balance Mode enabled in OS Operating System (OS): Microsoft Windows Server 2022 Datacenter OS Version: 21H2(OS Build 20348.3328) Filesystem: NTFS JVM Vendor: Oracle Corporation JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.12, mixed mode, sharing) JVM Command-line Options: -server -Xmn1450m -Xms1650m -Xmx1650m -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[0-11] /AFFINITY [0xF to 0xF0000000] JVM Instances: 96 JVM Initial Heap (MB): 1500 JVM Maximum Heap (MB): 1500 JVM Address Bits: 64 Boot Firmware Version: 00.13.01.07 Management Firmware Version: 3.08.07.01 Workload Version: SSJ 1.2.10 Director Location: Controller Other Software: none Boot Firmware Settings * Power Profile Selection -Efficiency Mode. * ACPI SRAT L3 Cache Domain -Enabled. * Boost fmax -2100. * Memory Target Speed -5200. * Determinism Enable -Performance. * L1 Stream HW Prefetcher -Disabled. * L1 Stride Prefetcher -Disabled. * L1 Region Prefetcher -Disabled. * L1 Burst Prefetcher -Disabled. * L2 Stream HW Prefetcher -Disabled. * L2 Up/Down Prefetcher -Disabled. Management Firmware Settings none System Under Test Notes * Each JVM instance was bound to 4 logical processors. * Using the local security settings console, "lock pages in memory" was enabled for the user running the benchmark. * Run initiated via Windows Remote Desktop Connection. * Hard Disk set to turn off after 1 minute. * Display set to turn off after 1 minute. * SPECpower_ssj.props input.load_level.number_warehouses set to 384 since processor has 192 cores. * Power Plan Minimum processor state set to 0%. * Power Plan Maximum processor state set to 100%. * Using Windows PowerShell, set the following powercfg properties:. * Powercfg /setacvalueindex scheme_current sub_processor PERFDECTHRESHOLD 95. * Powercfg /setactive scheme_current. * The system ROM used for this result contains AMD AGESA version 2110100B00000000 for the AMD EPYC 9965 processor. Controller System HARDWARE Hardware Vendor: xFusion Digital Technologies Co., Ltd Model: FusionServer 1158H V7 CPU Description: 1 x AMD EPYC 9474F Memory amount (GB): 256 SOFTWARE Operating System (OS): Windows Server 2022 Standard (64-bit) JVM Vendor: Oracle Corporation JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.12+8-LTS-286, mixed mode, sharing) CCS Version: 1.2.6 Measurement Devices POWER ANALYZER PWR1 Hardware Vendor: YOKOGAWA Inc. Model: WT210 Serial Number: 91M412343 Connectivity: RS-232 Input Connection: Default Metrology Institute: CNAS (China National Accreditation Service for Conformity Assessment) Accredited by: Calibration and Testing Center of CEPREI Calibration Label: 23C8A9D47E7D6E6A6F Date of Calibration: 30-Jul-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 TEMPERATURE SENSOR TEMP1 Hardware Vendor: iButtonLink Model: LinkUSBi And iButtonLink T-Probe Driver Version: 4.05 Connectivity: USB PTDaemon Host System: same as CCS PTDaemon Host OS: same as CCS Setup Description: Use a 2 meters USB extension cable to connect to the controller. And placed in front the main airflow inlet of the SUT less than 50mm. Notes None Aggregate Electrical and Environmental Data Target Load | Average | Minimum | Active | Ambient | Power (W) | Temperature | | (Degrees C) ----------- | ---------- | ------------- 100% | 432 | 23.1 90% | 404 | 23.1 80% | 375 | 23.1 70% | 345 | 23.1 60% | 321 | 23.1 50% | 293 | 23.2 40% | 259 | 23.1 30% | 226 | 23.1 20% | 193 | 23.0 10% | 160 | 23.0 Active Idle | 86.6 | 23.0 Line Standard | Minimum | Elevation (m) | Temperature | | (Degrees C) | ------------------------- | --------------- | --------------- 220V / 50 Hz / 1 phase / | 23.0 | 101 2 wires | | See the Power/Temperature Details Report (power_ssj2008-20250318-01509-power.txt) for additional details. Aggregate Performance Data Target Load | Actual Load | ssj_ops | | Target | Actual ----------------- | ----------------- | ----------------- | ----------------- Calibration 1 | | | 20,569,119 Calibration 2 | | | 20,423,728 Calibration 3 | | | 20,445,670 ssj_ops@calibrated=20,434,699 100% | 99.6% | 20,434,699 | 20,350,763 90% | 90.0% | 18,391,229 | 18,388,170 80% | 79.9% | 16,347,759 | 16,328,635 70% | 68.6% | 14,304,289 | 14,020,823 60% | 59.3% | 12,260,819 | 12,121,358 50% | 50.0% | 10,217,349 | 10,213,120 40% | 40.0% | 8,173,880 | 8,176,674 30% | 30.0% | 6,130,410 | 6,130,139 20% | 20.0% | 4,086,940 | 4,086,658 10% | 10.0% | 2,043,470 | 2,045,352 Active Idle | | 0 | 0 See the Host Performance Report (power_ssj2008-20250318-01509.WIN-NFE94OB2I73.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]