Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 480,802
Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Test Method: Single Node
Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Nov 19, 2025
Hardware Availability: Nov-2025 Software Availability: Jan-2024 Publication: Dec 18, 2025
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     467,278
Calibration 2     481,263
Calibration 3     481,834
ssj_ops@calibrated=481,548
100% 99.8% 481,548 480,802
90% 90.2% 433,393 434,219
80% 80.0% 385,239 385,238
70% 69.9% 337,084 336,756
60% 60.1% 288,929 289,460
50% 49.6% 240,774 238,790
40% 40.0% 192,619 192,573
30% 30.0% 144,464 144,420
20% 20.1% 96,310 96,714
10% 10.1% 48,155 48,524
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: ThinkSystem ST45 V3
Form Factor: Tower
CPU Name: AMD EPYC 4465P
CPU Characteristics: 12 core, 3.4GHz, 64MB L3 Cache
CPU Frequency (MHz): 3400
CPU(s) Enabled: 12 cores, 1 chip, 12 cores/chip
Hardware Threads: 24 (2 / core)
CPU(s) Orderable: 1 chip
Primary Cache: 32 KB I + 64 KB D on chip per core
Secondary Cache: 512 KB I+D on chip per core
Tertiary Cache: 64 MB I+D off chip per chip
Other Cache: None
Memory Amount (GB): 32.0
# and size of DIMM: 2 x 16 GB
Memory Details: 2 x 16GB 1Rx8 PC5-5600;slots 1 and 2 populated
Power Supply Quantity and Rating (W): 1 x 300
Power Supply Details: Lenovo
Disk Drive: 1 x 480GB M.2 NVMe SSD P/N:4XB7A83139
Disk Controller: Integrated NVME controller
# and type of Network Interface Cards (NICs) Installed: 1 x ThinkSystem 1GbE RJ45 1-port
NICs Enabled in Firmware / OS / Connected: 1/1/1
Network Speed (Mbit): 1000
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 20348.2227)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Oracle 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 -Xmn1900m -Xms2048m -Xmx2048m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:InlineSmallCode=1500 -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:+OptimizeFill -XX:+AggressiveHeap -XX:MaxInlineSize=270 -XX:FreqInlineSize=2500
JVM Affinity: start /NODE[0] /AFFINITY [0xF, 0xF0, 0xF00, 0xF000, 0xF000, 0xF0000]
JVM Instances: 6
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: QIE105F
Management Firmware Version: None
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
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 34,060,397 2,038
Payment 34,060,401
Order Status 3,406,039
Delivery 3,406,039
Stock Level 3,406,042
Customer Report 34,060,396
Calibration 2 New Order 35,003,443 2,038
Payment 35,003,438
Order Status 3,500,344
Delivery 3,500,346
Stock Level 3,500,345
Customer Report 35,003,437
Calibration 3 New Order 35,045,285 2,038
Payment 35,045,288
Order Status 3,504,529
Delivery 3,504,526
Stock Level 3,504,528
Customer Report 35,045,286
100% 99.8% New Order 34,971,100 2,038
Payment 34,971,107
Order Status 3,497,110
Delivery 3,497,111
Stock Level 3,497,111
Customer Report 34,971,099
90% 90.2% New Order 31,581,641 2,038
Payment 31,581,636
Order Status 3,158,164
Delivery 3,158,163
Stock Level 3,158,166
Customer Report 31,581,637
80% 80.0% New Order 28,017,994 2,038
Payment 28,017,993
Order Status 2,801,800
Delivery 2,801,798
Stock Level 2,801,799
Customer Report 28,017,988
70% 69.9% New Order 24,493,613 2,038
Payment 24,493,613
Order Status 2,449,361
Delivery 2,449,362
Stock Level 2,449,360
Customer Report 24,493,618
60% 60.1% New Order 21,052,619 2,038
Payment 21,052,627
Order Status 2,105,262
Delivery 2,105,262
Stock Level 2,105,263
Customer Report 21,052,628
50% 49.6% New Order 17,367,606 2,038
Payment 17,367,609
Order Status 1,736,758
Delivery 1,736,760
Stock Level 1,736,760
Customer Report 17,367,608
40% 40.0% New Order 14,006,118 2,038
Payment 14,006,116
Order Status 1,400,611
Delivery 1,400,611
Stock Level 1,400,612
Customer Report 14,006,110
30% 30.0% New Order 10,503,925 2,038
Payment 10,503,917
Order Status 1,050,392
Delivery 1,050,389
Stock Level 1,050,393
Customer Report 10,503,912
20% 20.1% New Order 7,038,299 2,038
Payment 7,038,293
Order Status 703,829
Delivery 703,829
Stock Level 703,829
Customer Report 7,038,291
10% 10.1% New Order 3,529,170 2,038
Payment 3,529,172
Order Status 352,918
Delivery 352,917
Stock Level 352,916
Customer Report 3,529,166
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0