Lenovo Global Technology Think System SR665 V3 ssj_ops@100% = 235,260
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     224,136
Calibration 2     235,846
Calibration 3     235,563
ssj_ops@calibrated=235,705
100% 99.8% 235,705 235,260
90% 90.1% 212,134 212,406
80% 80.1% 188,564 188,807
70% 69.9% 164,993 164,778
60% 59.8% 141,423 140,913
50% 50.0% 117,852 117,743
40% 39.6% 94,282 93,435
30% 29.7% 70,711 70,017
20% 19.9% 47,141 46,894
10% 9.9% 23,570 23,379
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 16,302,673 2,034
Payment 16,302,676
Order Status 1,630,267
Delivery 1,630,266
Stock Level 1,630,265
Customer Report 16,302,669
Calibration 2 New Order 17,155,215 2,034
Payment 17,155,213
Order Status 1,715,522
Delivery 1,715,521
Stock Level 1,715,521
Customer Report 17,155,212
Calibration 3 New Order 17,138,568 2,034
Payment 17,138,573
Order Status 1,713,855
Delivery 1,713,857
Stock Level 1,713,856
Customer Report 17,138,575
100% 99.8% New Order 17,110,512 2,034
Payment 17,110,502
Order Status 1,711,051
Delivery 1,711,053
Stock Level 1,711,050
Customer Report 17,110,508
90% 90.1% New Order 15,448,704 2,034
Payment 15,448,702
Order Status 1,544,871
Delivery 1,544,872
Stock Level 1,544,869
Customer Report 15,448,708
80% 80.1% New Order 13,731,477 2,034
Payment 13,731,478
Order Status 1,373,148
Delivery 1,373,146
Stock Level 1,373,146
Customer Report 13,731,469
70% 69.9% New Order 11,984,947 2,034
Payment 11,984,948
Order Status 1,198,496
Delivery 1,198,495
Stock Level 1,198,496
Customer Report 11,984,939
60% 59.8% New Order 10,248,497 2,034
Payment 10,248,493
Order Status 1,024,848
Delivery 1,024,851
Stock Level 1,024,849
Customer Report 10,248,492
50% 50.0% New Order 8,563,530 2,034
Payment 8,563,529
Order Status 856,351
Delivery 856,352
Stock Level 856,352
Customer Report 8,563,533
40% 39.6% New Order 6,795,666 2,034
Payment 6,795,675
Order Status 679,567
Delivery 679,566
Stock Level 679,567
Customer Report 6,795,662
30% 29.7% New Order 5,092,420 2,034
Payment 5,092,425
Order Status 509,243
Delivery 509,243
Stock Level 509,242
Customer Report 5,092,428
20% 19.9% New Order 3,410,603 2,034
Payment 3,410,605
Order Status 341,062
Delivery 341,060
Stock Level 341,062
Customer Report 3,410,608
10% 9.9% New Order 1,700,304 2,034
Payment 1,700,303
Order Status 170,031
Delivery 170,031
Stock Level 170,030
Customer Report 1,700,301
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0