Lenovo Global Technology Think System SR665 V3 ssj_ops@100% = 244,580
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     231,404
Calibration 2     244,243
Calibration 3     244,046
ssj_ops@calibrated=244,144
100% 100.2% 244,144 244,580
90% 89.9% 219,730 219,579
80% 79.8% 195,315 194,876
70% 70.4% 170,901 171,864
60% 59.4% 146,486 145,088
50% 50.1% 122,072 122,257
40% 40.1% 97,658 97,923
30% 30.0% 73,243 73,177
20% 19.9% 48,829 48,484
10% 10.2% 24,414 24,821
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 16,851,640 1,536
Payment 16,851,632
Order Status 1,685,164
Delivery 1,685,165
Stock Level 1,685,162
Customer Report 16,851,638
Calibration 2 New Order 17,775,750 1,536
Payment 17,775,755
Order Status 1,777,574
Delivery 1,777,574
Stock Level 1,777,575
Customer Report 17,775,756
Calibration 3 New Order 17,756,872 1,536
Payment 17,756,876
Order Status 1,775,688
Delivery 1,775,687
Stock Level 1,775,687
Customer Report 17,756,867
100% 100.2% New Order 17,798,195 1,536
Payment 17,798,198
Order Status 1,779,819
Delivery 1,779,818
Stock Level 1,779,820
Customer Report 17,798,190
90% 89.9% New Order 15,978,838 1,536
Payment 15,978,837
Order Status 1,597,884
Delivery 1,597,888
Stock Level 1,597,886
Customer Report 15,978,841
80% 79.8% New Order 14,173,715 1,536
Payment 14,173,714
Order Status 1,417,371
Delivery 1,417,372
Stock Level 1,417,372
Customer Report 14,173,712
70% 70.4% New Order 12,499,622 1,536
Payment 12,499,614
Order Status 1,249,963
Delivery 1,249,962
Stock Level 1,249,963
Customer Report 12,499,620
60% 59.4% New Order 10,552,067 1,536
Payment 10,552,070
Order Status 1,055,207
Delivery 1,055,209
Stock Level 1,055,206
Customer Report 10,552,067
50% 50.1% New Order 8,891,713 1,536
Payment 8,891,711
Order Status 889,173
Delivery 889,170
Stock Level 889,169
Customer Report 8,891,705
40% 40.1% New Order 7,121,970 1,536
Payment 7,121,966
Order Status 712,197
Delivery 712,198
Stock Level 712,197
Customer Report 7,121,971
30% 30.0% New Order 5,322,119 1,536
Payment 5,322,119
Order Status 532,213
Delivery 532,214
Stock Level 532,212
Customer Report 5,322,123
20% 19.9% New Order 3,526,296 1,536
Payment 3,526,294
Order Status 352,630
Delivery 352,631
Stock Level 352,630
Customer Report 3,526,301
10% 10.2% New Order 1,805,244 1,536
Payment 1,805,251
Order Status 180,525
Delivery 180,524
Stock Level 180,525
Customer Report 1,805,249
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0