Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 469,240
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     466,012
Calibration 2     472,404
Calibration 3     473,634
ssj_ops@calibrated=473,019
100% 99.2% 473,019 469,240
90% 90.0% 425,717 425,954
80% 80.6% 378,415 381,188
70% 69.9% 331,113 330,874
60% 60.3% 283,811 285,374
50% 49.8% 236,510 235,544
40% 40.2% 189,208 190,072
30% 30.0% 141,906 142,036
20% 19.9% 94,604 94,146
10% 9.9% 47,302 46,941
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 33,949,093 2,038
Payment 33,949,092
Order Status 3,394,909
Delivery 3,394,907
Stock Level 3,394,909
Customer Report 33,949,090
Calibration 2 New Order 34,377,012 2,038
Payment 34,377,009
Order Status 3,437,701
Delivery 3,437,699
Stock Level 3,437,700
Customer Report 34,377,010
Calibration 3 New Order 34,466,867 2,038
Payment 34,466,868
Order Status 3,446,687
Delivery 3,446,687
Stock Level 3,446,687
Customer Report 34,466,866
100% 99.2% New Order 34,135,856 2,038
Payment 34,135,856
Order Status 3,413,585
Delivery 3,413,586
Stock Level 3,413,584
Customer Report 34,135,856
90% 90.0% New Order 30,979,256 2,038
Payment 30,979,251
Order Status 3,097,927
Delivery 3,097,924
Stock Level 3,097,926
Customer Report 30,979,258
80% 80.6% New Order 27,725,179 2,038
Payment 27,725,175
Order Status 2,772,517
Delivery 2,772,516
Stock Level 2,772,516
Customer Report 27,725,172
70% 69.9% New Order 24,064,532 2,038
Payment 24,064,537
Order Status 2,406,456
Delivery 2,406,455
Stock Level 2,406,455
Customer Report 24,064,540
60% 60.3% New Order 20,755,330 2,038
Payment 20,755,333
Order Status 2,075,534
Delivery 2,075,535
Stock Level 2,075,534
Customer Report 20,755,330
50% 49.8% New Order 17,131,109 2,038
Payment 17,131,111
Order Status 1,713,111
Delivery 1,713,112
Stock Level 1,713,113
Customer Report 17,131,113
40% 40.2% New Order 13,824,246 2,038
Payment 13,824,242
Order Status 1,382,424
Delivery 1,382,425
Stock Level 1,382,424
Customer Report 13,824,239
30% 30.0% New Order 10,330,554 2,038
Payment 10,330,557
Order Status 1,033,056
Delivery 1,033,055
Stock Level 1,033,055
Customer Report 10,330,562
20% 19.9% New Order 6,847,474 2,038
Payment 6,847,477
Order Status 684,745
Delivery 684,747
Stock Level 684,748
Customer Report 6,847,470
10% 9.9% New Order 3,413,983 2,038
Payment 3,413,989
Order Status 341,398
Delivery 341,399
Stock Level 341,400
Customer Report 3,413,987
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0