Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 462,884
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     449,766
Calibration 2     462,982
Calibration 3     464,118
ssj_ops@calibrated=463,550
100% 99.9% 463,550 462,884
90% 89.8% 417,195 416,190
80% 80.2% 370,840 371,782
70% 70.0% 324,485 324,449
60% 59.8% 278,130 277,356
50% 50.3% 231,775 233,310
40% 40.1% 185,420 185,742
30% 29.9% 139,065 138,468
20% 19.8% 92,710 92,014
10% 10.0% 46,355 46,250
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 32,752,794 2,038
Payment 32,752,793
Order Status 3,275,279
Delivery 3,275,279
Stock Level 3,275,281
Customer Report 32,752,788
Calibration 2 New Order 33,684,834 2,038
Payment 33,684,823
Order Status 3,368,483
Delivery 3,368,484
Stock Level 3,368,484
Customer Report 33,684,822
Calibration 3 New Order 33,756,755 2,038
Payment 33,756,757
Order Status 3,375,676
Delivery 3,375,676
Stock Level 3,375,676
Customer Report 33,756,760
100% 99.9% New Order 33,669,122 2,038
Payment 33,669,122
Order Status 3,366,911
Delivery 3,366,911
Stock Level 3,366,911
Customer Report 33,669,120
90% 89.8% New Order 30,272,464 2,038
Payment 30,272,468
Order Status 3,027,248
Delivery 3,027,248
Stock Level 3,027,247
Customer Report 30,272,467
80% 80.2% New Order 27,039,277 2,038
Payment 27,039,281
Order Status 2,703,928
Delivery 2,703,928
Stock Level 2,703,929
Customer Report 27,039,273
70% 70.0% New Order 23,598,008 2,038
Payment 23,598,009
Order Status 2,359,802
Delivery 2,359,801
Stock Level 2,359,800
Customer Report 23,598,013
60% 59.8% New Order 20,173,134 2,038
Payment 20,173,130
Order Status 2,017,315
Delivery 2,017,313
Stock Level 2,017,314
Customer Report 20,173,123
50% 50.3% New Order 16,969,259 2,038
Payment 16,969,268
Order Status 1,696,926
Delivery 1,696,923
Stock Level 1,696,927
Customer Report 16,969,260
40% 40.1% New Order 13,508,743 2,038
Payment 13,508,746
Order Status 1,350,874
Delivery 1,350,875
Stock Level 1,350,874
Customer Report 13,508,750
30% 29.9% New Order 10,070,691 2,038
Payment 10,070,687
Order Status 1,007,069
Delivery 1,007,067
Stock Level 1,007,069
Customer Report 10,070,693
20% 19.8% New Order 6,692,004 2,038
Payment 6,692,001
Order Status 669,202
Delivery 669,202
Stock Level 669,199
Customer Report 6,692,012
10% 10.0% New Order 3,363,737 2,038
Payment 3,363,744
Order Status 336,375
Delivery 336,373
Stock Level 336,372
Customer Report 3,363,742
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0