Supermicro SuperServer SYS-212HA-TN SPECpower_ssj2008 = 21,900 overall ssj_ops/watt
Test Sponsor: Supermicro SPEC License #: 1176 Test Method: Single Node
Tested By: Supermicro Test Location: Zhonghe Dist, New Taipei City, Taiwan (R.O.C.) Test Date: Jun 23, 2026
Hardware Availability: Jun-2026 Software Availability: Jun-2026 Publication: Jul 28, 2026
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% 99.5% 23,693,820 990 23,938
90% 90.0% 21,435,404 854 25,104
80% 80.0% 19,044,252 745 25,547
70% 70.0% 16,669,705 669 24,923
60% 60.0% 14,287,287 589 24,277
50% 50.0% 11,910,019 526 22,656
40% 40.0% 9,526,532 461 20,686
30% 30.0% 7,145,753 393 18,203
20% 20.0% 4,767,452 328 14,525
10% 10.0% 2,388,379 260 9,187
Active Idle 0 162 0
∑ssj_ops / ∑power = 21,900
Graph of results
System Under Test
Set: 'sut'
Set Identifier: sut
Set Description: System Under Test
# of Identical Nodes: 1
Comment: None
Hardware
Hardware Vendor: Supermicro
Model: SuperServer SYS-212HA-TN
Form Factor: 2U
CPU Name: Intel Xeon,6990E+ CPU @ 2.20 GHz
CPU Characteristics: 288 Core, 2.20GHz, 576 MB cache
CPU Frequency (MHz): 2200
CPU(s) Enabled: 288 cores, 1 chip, 1 core/chip
Hardware Threads: 288 (1 / core)
CPU(s) Orderable: 1 chip
Primary Cache: 64 KB I + 32 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 576 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 768
# and size of DIMM: 12 x 65536 MB
Memory Details: 64GB 2Rx4 PC5-8000; CPU1 A1,B1,C1,D1,E1,F1,G1,H1,I1,J1,K1,L1 populated.
Power Supply Quantity and Rating (W): 1 x 1600
Power Supply Details: PWS-1K63A-1R
Disk Drive: 1x480GB M.2 NVMe GEN4 Micron,MTFDKBA480TFR-1BC1ZABYY
Disk Controller: onboard SCU controller
# and type of Network Interface Cards (NICs) Installed: 1 x Dual Intel X550 10G Gigabit Ethernet controller
NICs Enabled in Firmware / OS / Connected: 2/2/1
Network Speed (Mbit): 10000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Power Saver
Operating System (OS): Microsoft Windows Server Enterprise 2025 Datacenter
OS Version: Version 10.0.26100 Build 26100
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM(build 24.51-b03, mixed mode)
JVM Command-line Options: -server -Xms4g -Xmx4g -Xmn3400m -XX:+UseParallelGC -XX:ParallelGCThreads=1 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:InlineSmallCode=1600 -XX:UseAVX=2 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill
JVM Affinity: start /NODE [0-23] /AFFINITY [0x3, 0xc, 0x30, 0xc0, 0x300, 0xc00]
JVM Instances: 144
JVM Initial Heap (MB): 4096
JVM Maximum Heap (MB): 4096
JVM Address Bits: 64
Boot Firmware Version: 1.5
Management Firmware Version: 01.07.07.00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: KB5094125
Boot Firmware Settings
none
Management Firmware Settings
System Under Test Notes
Controller System
Hardware
Hardware Vendor: Supermicro
Model: X11DPG
CPU Description: Intel(R) Xeon(R) Gold 6142 2.60G
Memory amount (GB): 96
Software
Operating System (OS): Microsoft Windows Server 2019 Datacenter
JVM Vendor: Oracle Corporation
JVM Version: Java(TM) SE Runtime Environment (build 1.7.0_80-b15) Java HotSpot(TM) 64-Bit Server VM(build 24.80-b11)
CCS Version: 1.2.6
Measurement Devices
Power Analyzer pwr1
Hardware Vendor: Yokogawa Meters and Instruments Corporation.
Model: WT310
Serial Number: C3RF27027E
Connectivity: RS-232
Input Connection: Default
Metrology Institute: NML (National Measurement Laboratory)
Accredited by: Omnio Calibration Lab. Co., Ltd.
Calibration Label: CI260113014
Date of Calibration: 13-Jan-2026
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
PTDaemon Version: 1.11.3-a7835373-20251015
Setup Description: SUT 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: 10 mm in front of SUT main air intake
Notes
None
Aggregate Electrical and Environmental Data
Target Load Average Active Power (W) Minimum Ambient Temperature (°C)
100% 990 21.2
90% 854 21.2
80% 745 21.2
70% 669 21.1
60% 589 21.1
50% 526 21.1
40% 461 21.1
30% 393 20.9
20% 328 20.7
10% 260 20.6
Active Idle 162 20.4
Line Standard Minimum Temperature (°C) Elevation (m)
220V / 60 Hz / 1 phase / 2 wires 20.4 10
See the Power/Temperature Details Report for additional details.
Aggregate Performance Data
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     24,105,165
Calibration 2     23,851,393
Calibration 3     23,782,389
ssj_ops@calibrated=23,816,891
100% 99.5% 23,816,891 23,693,820
90% 90.0% 21,435,202 21,435,404
80% 80.0% 19,053,513 19,044,252
70% 70.0% 16,671,824 16,669,705
60% 60.0% 14,290,134 14,287,287
50% 50.0% 11,908,445 11,910,019
40% 40.0% 9,526,756 9,526,532
30% 30.0% 7,145,067 7,145,753
20% 20.0% 4,763,378 4,767,452
10% 10.0% 2,381,689 2,388,379
Active Idle   0 0
Graph of results
See the Host Performance Report for additional details.