Dell Inc. PowerEdge R7725 ssj_ops@100% = 502,467
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 2025
Hardware Availability: Nov-2024 Software Availability: Jul-2025 Publication: Apr 22, 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     512,136
Calibration 2     503,935
Calibration 3     503,503
ssj_ops@calibrated=503,719
100% 99.8% 503,719 502,467
90% 89.5% 453,347 450,632
80% 79.8% 402,975 401,764
70% 70.2% 352,603 353,702
60% 60.0% 302,231 302,303
50% 49.6% 251,860 250,030
40% 40.3% 201,488 202,890
30% 29.9% 151,116 150,597
20% 19.9% 100,744 100,075
10% 10.1% 50,372 50,633
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: PowerEdge R7725
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7725
Form Factor: 2U
CPU Name: AMD EPYC 9355 3.55 GHz
CPU Characteristics: 32 core, 3.55 GHz, 256 MB L3 Cache, Max Boost Clock up to 4.4 GHz
CPU Frequency (MHz): 3550
CPU(s) Enabled: 64 cores, 2 chips, 32 cores/chip
Hardware Threads: 128 (2 / core)
CPU(s) Orderable: 1,2 chip
Primary Cache: 32 KB I + 48 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 256 MB I+D on chip per chip, 32 MB shared / 4 cores
Other Cache: None
Memory Amount (GB): 1536
# and size of DIMM: 24 x 64 GB
Memory Details: 64 GB 2Rx4 PC5-6400-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 3200
Power Supply Details: 2 x Delta 3200W Titanium Efficiency (DPN - J0KHH)
Disk Drive: 4 x 3.84 TB E3.S NVMe (DPN - 6RC59), 2 x 480 GB M.2 NVMe (DPN - 3JC4V)
Disk Controller: Onboard PCIe SSD Backplane, PCIe attached Boot Optimized Storage (BOSS) card
# and type of Network Interface Cards (NICs) Installed: 1 x Broadcom 5719 Quad Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 6/6/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Balanced power plan in OS (see SUT notes)
Operating System (OS): Microsoft Windows Server 2025 Datacenter
OS Version: Version 24H2 (OS Build 26100.1)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.16+12-LTS-247, mixed mode, sharing)
JVM Command-line Options: -server -Xms1500m -Xmx1500m -Xmn1300m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:InlineSmallCode=1500 -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill -XX:+AggressiveHeap
JVM Affinity: start /NODE [0-15] /AFFINITY [0xF,0xF0]
JVM Instances: 32
JVM Initial Heap (MB): 1500
JVM Maximum Heap (MB): 1500
JVM Address Bits: 64
Boot Firmware Version: 1.5.3
Management Firmware Version: 1.20.80.50 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 37,249,240 1,486
Payment 37,249,245
Order Status 3,724,926
Delivery 3,724,924
Stock Level 3,724,923
Customer Report 37,249,248
Calibration 2 New Order 36,650,674 1,486
Payment 36,650,679
Order Status 3,665,065
Delivery 3,665,069
Stock Level 3,665,070
Customer Report 36,650,679
Calibration 3 New Order 36,618,993 1,486
Payment 36,618,992
Order Status 3,661,899
Delivery 3,661,897
Stock Level 3,661,898
Customer Report 36,618,992
100% 99.8% New Order 36,543,271 1,486
Payment 36,543,280
Order Status 3,654,328
Delivery 3,654,327
Stock Level 3,654,327
Customer Report 36,543,275
90% 89.5% New Order 32,774,621 1,486
Payment 32,774,620
Order Status 3,277,463
Delivery 3,277,462
Stock Level 3,277,461
Customer Report 32,774,624
80% 79.8% New Order 29,220,790 1,486
Payment 29,220,794
Order Status 2,922,078
Delivery 2,922,081
Stock Level 2,922,077
Customer Report 29,220,794
70% 70.2% New Order 25,723,992 1,486
Payment 25,723,989
Order Status 2,572,399
Delivery 2,572,399
Stock Level 2,572,399
Customer Report 25,723,987
60% 60.0% New Order 21,986,513 1,486
Payment 21,986,508
Order Status 2,198,650
Delivery 2,198,650
Stock Level 2,198,651
Customer Report 21,986,504
50% 49.6% New Order 18,184,027 1,486
Payment 18,184,042
Order Status 1,818,402
Delivery 1,818,406
Stock Level 1,818,403
Customer Report 18,184,025
40% 40.3% New Order 14,755,660 1,486
Payment 14,755,661
Order Status 1,475,565
Delivery 1,475,567
Stock Level 1,475,567
Customer Report 14,755,662
30% 29.9% New Order 10,953,014 1,486
Payment 10,953,014
Order Status 1,095,299
Delivery 1,095,299
Stock Level 1,095,299
Customer Report 10,953,010
20% 19.9% New Order 7,278,169 1,486
Payment 7,278,170
Order Status 727,818
Delivery 727,815
Stock Level 727,817
Customer Report 7,278,175
10% 10.1% New Order 3,682,450 1,486
Payment 3,682,467
Order Status 368,245
Delivery 368,246
Stock Level 368,246
Customer Report 3,682,462
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0