Lenovo Global Technology Think System SR665 V3 ssj_ops@100% = 238,871
Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Test Method: Single Node
Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Feb 9, 2026
Hardware Availability: Jan-2026 Software Availability: Aug-2025 Publication: Mar 9, 2026
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     229,572
Calibration 2     240,179
Calibration 3     238,544
ssj_ops@calibrated=239,362
100% 99.8% 239,362 238,871
90% 90.4% 215,426 216,342
80% 81.3% 191,489 194,530
70% 70.3% 167,553 168,171
60% 59.8% 143,617 143,053
50% 50.6% 119,681 121,181
40% 39.9% 95,745 95,449
30% 30.3% 71,809 72,440
20% 19.9% 47,872 47,657
10% 10.0% 23,936 23,825
Active Idle   0 0
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: Lenovo Global Technology
Model: Think System SR665 V3
Form Factor: 2U
CPU Name: AMD EPYC 9845 2.1 GHz
CPU Characteristics: 160-Core,2.10GHz 320MB L3 Cache
CPU Frequency (MHz): 2100
CPU(s) Enabled: 320 cores, 2 chips, 160 cores/chip
Hardware Threads: 640 (2 / core)
CPU(s) Orderable: 1,2 chips
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): 384
# and size of DIMM: 24 x 16 GB
Memory Details: 24 x 16GB 1Rx8 PC5-6400-RD1; slots 1 to 24 populated
Power Supply Quantity and Rating (W): 1 x 1800
Power Supply Details: Lenovo P/N:4P57A78359
Disk Drive: 1 x 480GB M.2 SSD P/N:4XB7B07588 M.2 Module P/N:4Y37A79663
Disk Controller: Integrated SATA controller
# and type of Network Interface Cards (NICs) Installed: 1 x ThinkSystem 10/25GbE 2-Port Ethernet Adapter P/N:4XC7A08238
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: Enabled (see SUT Notes)
Operating System (OS): Microsoft Windows Server 2022 Datacenter
OS Version: Version 21H2(OS Build 20348.4052)
Filesystem: NTFS
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 -Xmn1300m -Xms1550m -Xmx1550m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:InlineSmallCode=1500 -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=8 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:FreqInlineSize=2500 -XX:CompileThresholdScaling=210
JVM Affinity: start /NODE [0-19] /AFFINITY [0xF,0xF0,0xF00,0xF000,0xF0000,0xF00000,0xF000000,0xF0000000]
JVM Instances: 160
JVM Initial Heap (MB): 1550
JVM Maximum Heap (MB): 1550
JVM Address Bits: 64
Boot Firmware Version: KAE142F
Management Firmware Version: KAX364U
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: KB5063880
Boot Firmware Settings
Management Firmware Settings
None
System Under Test Notes
Notes
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 16,709,332 1,536
Payment 16,709,330
Order Status 1,670,934
Delivery 1,670,933
Stock Level 1,670,932
Customer Report 16,709,330
Calibration 2 New Order 17,476,677 1,536
Payment 17,476,678
Order Status 1,747,666
Delivery 1,747,666
Stock Level 1,747,667
Customer Report 17,476,679
Calibration 3 New Order 17,357,728 1,536
Payment 17,357,729
Order Status 1,735,773
Delivery 1,735,771
Stock Level 1,735,772
Customer Report 17,357,725
100% 99.8% New Order 17,381,024 1,536
Payment 17,381,016
Order Status 1,738,101
Delivery 1,738,102
Stock Level 1,738,101
Customer Report 17,381,025
90% 90.4% New Order 15,737,633 1,536
Payment 15,737,635
Order Status 1,573,763
Delivery 1,573,764
Stock Level 1,573,764
Customer Report 15,737,638
80% 81.3% New Order 14,148,000 1,536
Payment 14,147,999
Order Status 1,414,799
Delivery 1,414,802
Stock Level 1,414,800
Customer Report 14,148,002
70% 70.3% New Order 12,231,284 1,536
Payment 12,231,288
Order Status 1,223,127
Delivery 1,223,127
Stock Level 1,223,128
Customer Report 12,231,277
60% 59.8% New Order 10,404,279 1,536
Payment 10,404,274
Order Status 1,040,428
Delivery 1,040,428
Stock Level 1,040,428
Customer Report 10,404,276
50% 50.6% New Order 8,813,422 1,536
Payment 8,813,424
Order Status 881,343
Delivery 881,341
Stock Level 881,341
Customer Report 8,813,421
40% 39.9% New Order 6,942,063 1,536
Payment 6,942,071
Order Status 694,205
Delivery 694,208
Stock Level 694,207
Customer Report 6,942,068
30% 30.3% New Order 5,268,474 1,536
Payment 5,268,474
Order Status 526,847
Delivery 526,848
Stock Level 526,846
Customer Report 5,268,469
20% 19.9% New Order 3,466,026 1,536
Payment 3,466,027
Order Status 346,604
Delivery 346,604
Stock Level 346,601
Customer Report 3,466,026
10% 10.0% New Order 1,732,845 1,536
Payment 1,732,849
Order Status 173,286
Delivery 173,283
Stock Level 173,284
Customer Report 1,732,840
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0