Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 477,124
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     474,996
Calibration 2     476,740
Calibration 3     477,983
ssj_ops@calibrated=477,362
100% 100.0% 477,362 477,124
90% 89.9% 429,626 429,080
80% 79.6% 381,889 380,117
70% 70.1% 334,153 334,783
60% 60.1% 286,417 286,838
50% 49.5% 238,681 236,390
40% 40.1% 190,945 191,206
30% 30.2% 143,209 144,131
20% 20.1% 95,472 95,750
10% 10.0% 47,736 47,541
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 34,594,580 2,038
Payment 34,594,592
Order Status 3,459,458
Delivery 3,459,457
Stock Level 3,459,458
Customer Report 34,594,581
Calibration 2 New Order 34,676,721 2,038
Payment 34,676,731
Order Status 3,467,674
Delivery 3,467,673
Stock Level 3,467,673
Customer Report 34,676,730
Calibration 3 New Order 34,769,784 2,038
Payment 34,769,778
Order Status 3,476,977
Delivery 3,476,978
Stock Level 3,476,977
Customer Report 34,769,778
100% 100.0% New Order 34,710,805 2,038
Payment 34,710,802
Order Status 3,471,081
Delivery 3,471,081
Stock Level 3,471,081
Customer Report 34,710,808
90% 89.9% New Order 31,206,665 2,038
Payment 31,206,666
Order Status 3,120,667
Delivery 3,120,666
Stock Level 3,120,666
Customer Report 31,206,660
80% 79.6% New Order 27,645,515 2,038
Payment 27,645,516
Order Status 2,764,552
Delivery 2,764,552
Stock Level 2,764,551
Customer Report 27,645,515
70% 70.1% New Order 24,350,421 2,038
Payment 24,350,423
Order Status 2,435,041
Delivery 2,435,042
Stock Level 2,435,040
Customer Report 24,350,427
60% 60.1% New Order 20,861,761 2,038
Payment 20,861,753
Order Status 2,086,175
Delivery 2,086,175
Stock Level 2,086,176
Customer Report 20,861,755
50% 49.5% New Order 17,193,020 2,038
Payment 17,193,026
Order Status 1,719,302
Delivery 1,719,303
Stock Level 1,719,301
Customer Report 17,193,023
40% 40.1% New Order 13,906,695 2,038
Payment 13,906,684
Order Status 1,390,670
Delivery 1,390,669
Stock Level 1,390,670
Customer Report 13,906,691
30% 30.2% New Order 10,482,954 2,038
Payment 10,482,952
Order Status 1,048,295
Delivery 1,048,297
Stock Level 1,048,295
Customer Report 10,482,955
20% 20.1% New Order 6,964,847 2,038
Payment 6,964,840
Order Status 696,484
Delivery 696,485
Stock Level 696,484
Customer Report 6,964,852
10% 10.0% New Order 3,457,667 2,038
Payment 3,457,673
Order Status 345,767
Delivery 345,768
Stock Level 345,767
Customer Report 3,457,675
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0