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 Test Method: Single Node
Tested By: xFusion Digital Technologies Co., Ltd Test Location: Shenzhen, Guangdong, China Test Date: Mar 14, 2025
Hardware Availability: May-2025 Software Availability: Mar-2025 Publication: Apr 9, 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% 99.6% 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
∑ssj_ops / ∑power = 36,151
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: 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 (W): 1 x 900
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 Cards (NICs) Installed: 1 x Dual-port Intel I350 Gigabit Ethernet controller
NICs Enabled in Firmware / OS / Connected: 2/2/1
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
Management Firmware Settings
none
System Under Test Notes
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 Active Power (W) Minimum Ambient Temperature (°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 Temperature (°C) Elevation (m)
220V / 50 Hz / 1 phase / 2 wires 23.0 101
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
Graph of results