Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 463,132
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     459,601
Calibration 2     465,029
Calibration 3     464,942
ssj_ops@calibrated=464,986
100% 99.6% 464,986 463,132
90% 90.6% 418,487 421,189
80% 80.4% 371,988 373,890
70% 69.9% 325,490 325,257
60% 59.8% 278,991 278,114
50% 49.8% 232,493 231,509
40% 40.0% 185,994 185,908
30% 29.7% 139,496 138,033
20% 20.0% 92,997 92,915
10% 10.0% 46,499 46,295
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 33,503,813 2,038
Payment 33,503,804
Order Status 3,350,380
Delivery 3,350,383
Stock Level 3,350,381
Customer Report 33,503,803
Calibration 2 New Order 33,844,758 2,038
Payment 33,844,760
Order Status 3,384,476
Delivery 3,384,479
Stock Level 3,384,479
Customer Report 33,844,765
Calibration 3 New Order 33,833,656 2,038
Payment 33,833,663
Order Status 3,383,366
Delivery 3,383,366
Stock Level 3,383,366
Customer Report 33,833,656
100% 99.6% New Order 33,689,128 2,038
Payment 33,689,121
Order Status 3,368,914
Delivery 3,368,912
Stock Level 3,368,913
Customer Report 33,689,122
90% 90.6% New Order 30,632,702 2,038
Payment 30,632,707
Order Status 3,063,272
Delivery 3,063,271
Stock Level 3,063,272
Customer Report 30,632,701
80% 80.4% New Order 27,192,634 2,038
Payment 27,192,632
Order Status 2,719,264
Delivery 2,719,263
Stock Level 2,719,263
Customer Report 27,192,636
70% 69.9% New Order 23,655,987 2,038
Payment 23,655,997
Order Status 2,365,599
Delivery 2,365,599
Stock Level 2,365,598
Customer Report 23,655,998
60% 59.8% New Order 20,227,373 2,038
Payment 20,227,378
Order Status 2,022,737
Delivery 2,022,735
Stock Level 2,022,739
Customer Report 20,227,378
50% 49.8% New Order 16,838,048 2,038
Payment 16,838,056
Order Status 1,683,806
Delivery 1,683,804
Stock Level 1,683,807
Customer Report 16,838,053
40% 40.0% New Order 13,521,387 2,038
Payment 13,521,385
Order Status 1,352,140
Delivery 1,352,138
Stock Level 1,352,139
Customer Report 13,521,379
30% 29.7% New Order 10,039,406 2,038
Payment 10,039,406
Order Status 1,003,943
Delivery 1,003,942
Stock Level 1,003,941
Customer Report 10,039,409
20% 20.0% New Order 6,759,470 2,038
Payment 6,759,462
Order Status 675,948
Delivery 675,947
Stock Level 675,947
Customer Report 6,759,466
10% 10.0% New Order 3,367,016 2,038
Payment 3,367,025
Order Status 336,701
Delivery 336,701
Stock Level 336,703
Customer Report 3,367,025
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0