Lenovo Global Technology Think System SR665 V3 ssj_ops@100% = 243,612
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     232,883
Calibration 2     244,507
Calibration 3     243,567
ssj_ops@calibrated=244,037
100% 99.8% 244,037 243,612
90% 90.1% 219,633 219,814
80% 80.2% 195,230 195,777
70% 70.4% 170,826 171,751
60% 59.8% 146,422 146,053
50% 50.1% 122,018 122,204
40% 40.2% 97,615 97,984
30% 30.3% 73,211 73,953
20% 20.1% 48,807 49,082
10% 10.1% 24,404 24,670
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 16,951,368 1,536
Payment 16,951,372
Order Status 1,695,137
Delivery 1,695,137
Stock Level 1,695,137
Customer Report 16,951,370
Calibration 2 New Order 17,783,224 1,536
Payment 17,783,212
Order Status 1,778,321
Delivery 1,778,319
Stock Level 1,778,322
Customer Report 17,783,215
Calibration 3 New Order 17,717,503 1,536
Payment 17,717,507
Order Status 1,771,751
Delivery 1,771,748
Stock Level 1,771,749
Customer Report 17,717,510
100% 99.8% New Order 17,728,061 1,536
Payment 17,728,061
Order Status 1,772,804
Delivery 1,772,805
Stock Level 1,772,806
Customer Report 17,728,069
90% 90.1% New Order 15,997,429 1,536
Payment 15,997,428
Order Status 1,599,744
Delivery 1,599,742
Stock Level 1,599,742
Customer Report 15,997,436
80% 80.2% New Order 14,238,663 1,536
Payment 14,238,664
Order Status 1,423,868
Delivery 1,423,866
Stock Level 1,423,868
Customer Report 14,238,661
70% 70.4% New Order 12,493,589 1,536
Payment 12,493,588
Order Status 1,249,359
Delivery 1,249,360
Stock Level 1,249,360
Customer Report 12,493,591
60% 59.8% New Order 10,622,319 1,536
Payment 10,622,316
Order Status 1,062,229
Delivery 1,062,235
Stock Level 1,062,233
Customer Report 10,622,320
50% 50.1% New Order 8,887,927 1,536
Payment 8,887,930
Order Status 888,794
Delivery 888,792
Stock Level 888,793
Customer Report 8,887,926
40% 40.2% New Order 7,126,460 1,536
Payment 7,126,458
Order Status 712,645
Delivery 712,645
Stock Level 712,645
Customer Report 7,126,452
30% 30.3% New Order 5,378,568 1,536
Payment 5,378,566
Order Status 537,856
Delivery 537,856
Stock Level 537,859
Customer Report 5,378,565
20% 20.1% New Order 3,569,650 1,536
Payment 3,569,656
Order Status 356,966
Delivery 356,965
Stock Level 356,965
Customer Report 3,569,649
10% 10.1% New Order 1,794,245 1,536
Payment 1,794,243
Order Status 179,423
Delivery 179,424
Stock Level 179,425
Customer Report 1,794,240
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0