Lenovo Global Technology Think System SR665 V3 ssj_ops@100% = 246,898
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     233,301
Calibration 2     247,146
Calibration 3     247,883
ssj_ops@calibrated=247,514
100% 99.8% 247,514 246,898
90% 89.9% 222,763 222,436
80% 79.7% 198,011 197,155
70% 70.4% 173,260 174,167
60% 59.7% 148,508 147,785
50% 49.1% 123,757 121,499
40% 40.0% 99,006 99,077
30% 30.0% 74,254 74,281
20% 20.1% 49,503 49,869
10% 10.1% 24,751 25,120
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 16,980,772 1,536
Payment 16,980,774
Order Status 1,698,078
Delivery 1,698,078
Stock Level 1,698,078
Customer Report 16,980,771
Calibration 2 New Order 17,988,286 1,536
Payment 17,988,284
Order Status 1,798,829
Delivery 1,798,827
Stock Level 1,798,828
Customer Report 17,988,278
Calibration 3 New Order 18,036,393 1,536
Payment 18,036,386
Order Status 1,803,639
Delivery 1,803,639
Stock Level 1,803,639
Customer Report 18,036,389
100% 99.8% New Order 17,958,890 1,536
Payment 17,958,880
Order Status 1,795,890
Delivery 1,795,888
Stock Level 1,795,890
Customer Report 17,958,888
90% 89.9% New Order 16,187,290 1,536
Payment 16,187,291
Order Status 1,618,729
Delivery 1,618,729
Stock Level 1,618,731
Customer Report 16,187,293
80% 79.7% New Order 14,338,779 1,536
Payment 14,338,786
Order Status 1,433,878
Delivery 1,433,878
Stock Level 1,433,878
Customer Report 14,338,786
70% 70.4% New Order 12,666,865 1,536
Payment 12,666,854
Order Status 1,266,684
Delivery 1,266,684
Stock Level 1,266,684
Customer Report 12,666,859
60% 59.7% New Order 10,748,216 1,536
Payment 10,748,218
Order Status 1,074,823
Delivery 1,074,821
Stock Level 1,074,820
Customer Report 10,748,219
50% 49.1% New Order 8,836,656 1,536
Payment 8,836,654
Order Status 883,666
Delivery 883,665
Stock Level 883,665
Customer Report 8,836,653
40% 40.0% New Order 7,206,001 1,536
Payment 7,206,003
Order Status 720,601
Delivery 720,600
Stock Level 720,600
Customer Report 7,206,002
30% 30.0% New Order 5,402,383 1,536
Payment 5,402,376
Order Status 540,239
Delivery 540,238
Stock Level 540,237
Customer Report 5,402,369
20% 20.1% New Order 3,626,948 1,536
Payment 3,626,948
Order Status 362,695
Delivery 362,694
Stock Level 362,694
Customer Report 3,626,950
10% 10.1% New Order 1,826,969 1,536
Payment 1,826,970
Order Status 182,698
Delivery 182,697
Stock Level 182,696
Customer Report 1,826,970
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0