Lenovo Global Technology Think System SR665 V3 ssj_ops@100% = 243,596
Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Test Method: Single Node
Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Feb 9, 2026
Hardware Availability: Jan-2026 Software Availability: Aug-2025 Publication: Mar 9, 2026
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     230,533
Calibration 2     244,262
Calibration 3     245,297
ssj_ops@calibrated=244,779
100% 99.5% 244,779 243,596
90% 89.5% 220,301 219,025
80% 80.3% 195,823 196,643
70% 70.7% 171,345 173,001
60% 59.8% 146,868 146,485
50% 49.9% 122,390 122,033
40% 40.0% 97,912 97,826
30% 30.0% 73,434 73,463
20% 20.2% 48,956 49,342
10% 9.9% 24,478 24,316
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: Think System SR665 V3
Form Factor: 2U
CPU Name: AMD EPYC 9845 2.1 GHz
CPU Characteristics: 160-Core,2.10GHz 320MB L3 Cache
CPU Frequency (MHz): 2100
CPU(s) Enabled: 320 cores, 2 chips, 160 cores/chip
Hardware Threads: 640 (2 / core)
CPU(s) Orderable: 1,2 chips
Primary Cache: 32 KB I + 48 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 320 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 384
# and size of DIMM: 24 x 16 GB
Memory Details: 24 x 16GB 1Rx8 PC5-6400-RD1; slots 1 to 24 populated
Power Supply Quantity and Rating (W): 1 x 1800
Power Supply Details: Lenovo P/N:4P57A78359
Disk Drive: 1 x 480GB M.2 SSD P/N:4XB7B07588 M.2 Module P/N:4Y37A79663
Disk Controller: Integrated SATA controller
# and type of Network Interface Cards (NICs) Installed: 1 x ThinkSystem 10/25GbE 2-Port Ethernet Adapter P/N:4XC7A08238
NICs Enabled in Firmware / OS / Connected: 2/2/1
Network Speed (Mbit): 10000
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 20348.4052)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: 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 -Xmn1300m -Xms1550m -Xmx1550m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:InlineSmallCode=1500 -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=8 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:FreqInlineSize=2500 -XX:CompileThresholdScaling=210
JVM Affinity: start /NODE [0-19] /AFFINITY [0xF,0xF0,0xF00,0xF000,0xF0000,0xF00000,0xF000000,0xF0000000]
JVM Instances: 160
JVM Initial Heap (MB): 1550
JVM Maximum Heap (MB): 1550
JVM Address Bits: 64
Boot Firmware Version: KAE142F
Management Firmware Version: KAX364U
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: KB5063880
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 16,781,658 1,536
Payment 16,781,651
Order Status 1,678,165
Delivery 1,678,165
Stock Level 1,678,167
Customer Report 16,781,657
Calibration 2 New Order 17,777,235 1,536
Payment 17,777,231
Order Status 1,777,722
Delivery 1,777,724
Stock Level 1,777,724
Customer Report 17,777,225
Calibration 3 New Order 17,845,693 1,536
Payment 17,845,699
Order Status 1,784,571
Delivery 1,784,571
Stock Level 1,784,570
Customer Report 17,845,693
100% 99.5% New Order 17,718,250 1,536
Payment 17,718,251
Order Status 1,771,826
Delivery 1,771,826
Stock Level 1,771,825
Customer Report 17,718,254
90% 89.5% New Order 15,936,376 1,536
Payment 15,936,377
Order Status 1,593,638
Delivery 1,593,640
Stock Level 1,593,638
Customer Report 15,936,382
80% 80.3% New Order 14,301,647 1,536
Payment 14,301,646
Order Status 1,430,166
Delivery 1,430,164
Stock Level 1,430,165
Customer Report 14,301,645
70% 70.7% New Order 12,582,097 1,536
Payment 12,582,090
Order Status 1,258,209
Delivery 1,258,210
Stock Level 1,258,210
Customer Report 12,582,091
60% 59.8% New Order 10,653,909 1,536
Payment 10,653,903
Order Status 1,065,392
Delivery 1,065,393
Stock Level 1,065,391
Customer Report 10,653,912
50% 49.9% New Order 8,875,295 1,536
Payment 8,875,303
Order Status 887,530
Delivery 887,530
Stock Level 887,530
Customer Report 8,875,301
40% 40.0% New Order 7,114,975 1,536
Payment 7,114,978
Order Status 711,497
Delivery 711,498
Stock Level 711,497
Customer Report 7,114,976
30% 30.0% New Order 5,342,875 1,536
Payment 5,342,858
Order Status 534,285
Delivery 534,286
Stock Level 534,287
Customer Report 5,342,869
20% 20.2% New Order 3,588,631 1,536
Payment 3,588,624
Order Status 358,862
Delivery 358,863
Stock Level 358,862
Customer Report 3,588,636
10% 9.9% New Order 1,768,482 1,536
Payment 1,768,489
Order Status 176,849
Delivery 176,847
Stock Level 176,849
Customer Report 1,768,484
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0