SPECpower_ssj2008 Copyright (C) 2007-2025 Standard Performance Evaluation Corporation Dell Inc. PowerEdge R7715 (AMD EPYC 9845, 2.10 GHz) SPECpower_ssj2008 = 37,464 overall ssj_ops/watt Test Sponsor: Dell Inc. SPEC License #: 6573 Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Sep 6, 2025 Publication: Oct 7, 2025 Hardware Availability: Mar-2025 Software Availability: Sep-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% | 99.7% | 17,808,614 | 373 | 47,789 90% | 89.7% | 16,036,385 | 346 | 46,394 80% | 79.9% | 14,285,967 | 321 | 44,477 70% | 70.0% | 12,502,853 | 292 | 42,798 60% | 60.0% | 10,717,256 | 267 | 40,100 50% | 50.0% | 8,926,748 | 243 | 36,722 40% | 40.0% | 7,150,801 | 219 | 32,727 30% | 30.0% | 5,359,699 | 192 | 27,902 20% | 20.0% | 3,574,184 | 163 | 21,874 10% | 10.0% | 1,790,018 | 134 | 13,367 Active Idle | 0 | 70.0 | 0 sum of ssj_ops / sum of power = | 37,464 System Under Test Set: 'sut' Set Identifier: sut Set Description: System Under Test # of Identical Nodes: 1 Comment: PowerEdge R7715 HARDWARE Hardware Vendor: Dell Inc. Model: PowerEdge R7715 (AMD EPYC 9845, 2.10 GHz) Form Factor: 2U CPU Name: AMD EPYC 9845 2.10 GHz CPU Characteristics: 160 core, 2.10 GHz, 320 MB L3 Cache, Max Boost Clock up to 3.70 GHz CPU Frequency (MHz): 2100 CPU(s) Enabled: 160 cores, 1 chip, 160 cores/chip Hardware Threads: 320 (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: 320 MB I+D on chip per chip Other Cache: None Memory Amount (GB): 192 # and size of DIMM: 12 x 16 GB Memory Details: 16GB 1Rx8 PC5-6400-R running at 5200. Slots A1-12 populated. Power Supply Quantity and Rating 1 x 800 (W): Power Supply Details: 1 x 800W Titanium Efficiency, Dell P/N: 763VM Disk Drive: 1 x 480GB M.2 NVMe, Dell P/N: VR56V Disk Controller: PCIe attached Boot Optimized Storage (BOSS) card, Dell P/N: CMFVP # and type of Network Interface 1 x Dual-port Intel E610-XT2, Dell P/N: Cards (NICs) Installed: FC0HK 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: Enabled (see SUT Notes) Operating System (OS): Microsoft Windows Server 2022 Datacenter OS Version: Version 21H2 (OS Build 20348.3453) Filesystem: NTFS JVM Vendor: Oracle Corporation JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.12+8-LTS-286, mixed mode, sharing) JVM Command-line Options: -server -Xms1500m -Xmx1500m -Xmn1300m -XX:+UseParallelGC -XX:SurvivorRatio=1 -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill -XX:FreqInlineSize=2500 JVM Affinity: start /NODE [0-9] /AFFINITY [0xF,0xF0,0xF00,0xF000,0xF0000,0xF00000,0xF0 00000,0xF0000000] JVM Instances: 80 JVM Initial Heap (MB): 1500 JVM Maximum Heap (MB): 1500 JVM Address Bits: 64 Boot Firmware Version: 1.2.4 Management Firmware Version: 1.20.60.50 Workload Version: SSJ 1.2.10 Director Location: Controller Other Software: None Boot Firmware Settings * Dram Refresh Delay: Performance * DIMM Self Healing (Post Package Repair) on Uncorrectable Memory Error: Disabled * Virtualization Technology: Disabled * NUMA Nodes per Socket: 2 * L3 Cache as NUMA Domain: Enabled * L1 Stride Prefetcher: Disabled * System Profile: Custom * Memory Patrol Scrub: Disabled * ApbDis: Enabled * ApbDis Fixed Socket P-State: P2 * BoostFmax: Manual * BoostFMax: 2050 * GMI Folding: Enabled * Periodic Directory Rinse (PDR) Tuning: Blended * Power Profile Select: Balanced Core Performance Mode Management Firmware Settings Minimum Power (Performance per Watt Optimized) 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 * 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 320 since processor has 160 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 PROCTHROTTLEMIN 0 * Powercfg /setacvalueindex scheme_current sub_processor PROCTHROTTLEMAX 100 * Powercfg /setacvalueindex scheme_current sub_processor PERFEPP 0 * Powercfg /setactive scheme_current * The system ROM used for this result contains AMD AGESA version 4710100B00000000 for the AMD EPYC 9845 processor. Controller System HARDWARE Hardware Vendor: Dell Inc Model: PowerEdge R6515 CPU Description: AMD EPYC 7H12, 2.60 GHz Memory amount (GB): 512 SOFTWARE Operating System (OS): Microsoft Windows Server 2022 Standard JVM Vendor: Oracle Corporation JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 15.0.2+7-27, mixed mode, sharing) CCS Version: 1.2.6 Measurement Devices POWER ANALYZER PWR1 Hardware Vendor: Yokogawa Meters and Instruments Corporation Model: WT210 Serial Number: 91H648897 Connectivity: RS-232 Input Connection: Default Metrology Institute: NIST Accredited by: TesCom Calibration Label: 334272376 Date of Calibration: 18-Dec-2024 PTDaemon Host System: same as CCS PTDaemon Host OS: same as CCS PTDaemon Version: 1.11.1-462c978e-20240907 Setup Description: Connected to power supply TEMPERATURE SENSOR TEMP1 Hardware Vendor: Digi International Inc. Model: Watchport/H Driver Version: 5.10.26.0 Connectivity: USB PTDaemon Host System: same as CCS PTDaemon Host OS: same as CCS Setup Description: 25 mm in front of SUT main airflow intake Notes None Aggregate Electrical and Environmental Data Target Load | Average | Minimum | Active | Ambient | Power (W) | Temperature | | (Degrees C) ----------- | ---------- | ------------- 100% | 373 | 22.4 90% | 346 | 22.4 80% | 321 | 22.4 70% | 292 | 22.4 60% | 267 | 22.4 50% | 243 | 22.4 40% | 219 | 22.4 30% | 192 | 22.3 20% | 163 | 22.3 10% | 134 | 22.4 Active Idle | 70.0 | 22.3 Line Standard | Minimum | Elevation (m) | Temperature | | (Degrees C) | ------------------------- | --------------- | --------------- 208V / 60 Hz / 1 phase / | 22.3 | 255 2 wires | | See the Power/Temperature Details Report (power_ssj2008-20250915-01539-power.txt) for additional details. Aggregate Performance Data Target Load | Actual Load | ssj_ops | | Target | Actual ----------------- | ----------------- | ----------------- | ----------------- Calibration 1 | | | 17,914,697 Calibration 2 | | | 17,873,248 Calibration 3 | | | 17,865,539 ssj_ops@calibrated=17,869,393 100% | 99.7% | 17,869,393 | 17,808,614 90% | 89.7% | 16,082,454 | 16,036,385 80% | 79.9% | 14,295,515 | 14,285,967 70% | 70.0% | 12,508,575 | 12,502,853 60% | 60.0% | 10,721,636 | 10,717,256 50% | 50.0% | 8,934,697 | 8,926,748 40% | 40.0% | 7,147,757 | 7,150,801 30% | 30.0% | 5,360,818 | 5,359,699 20% | 20.0% | 3,573,879 | 3,574,184 10% | 10.0% | 1,786,939 | 1,790,018 Active Idle | | 0 | 0 See the Host Performance Report (power_ssj2008-20250915-01539.WIN-B3IU8V2T2D4.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]