Dell Inc. PowerEdge R7725 ssj_ops@100% = 523,581
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 19, 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     534,622
Calibration 2     524,780
Calibration 3     522,486
ssj_ops@calibrated=523,633
100% 100.0% 523,633 523,581
90% 89.9% 471,269 470,984
80% 79.9% 418,906 418,601
70% 69.7% 366,543 364,931
60% 60.4% 314,180 316,016
50% 50.3% 261,816 263,565
40% 40.1% 209,453 209,944
30% 29.9% 157,090 156,764
20% 19.9% 104,727 104,034
10% 9.9% 52,363 51,737
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 38,884,327 1,486
Payment 38,884,328
Order Status 3,888,432
Delivery 3,888,434
Stock Level 3,888,433
Customer Report 38,884,320
Calibration 2 New Order 38,166,577 1,486
Payment 38,166,581
Order Status 3,816,658
Delivery 3,816,658
Stock Level 3,816,659
Customer Report 38,166,571
Calibration 3 New Order 37,999,150 1,486
Payment 37,999,151
Order Status 3,799,912
Delivery 3,799,914
Stock Level 3,799,914
Customer Report 37,999,160
100% 100.0% New Order 38,080,324 1,486
Payment 38,080,322
Order Status 3,808,031
Delivery 3,808,030
Stock Level 3,808,033
Customer Report 38,080,322
90% 89.9% New Order 34,254,148 1,486
Payment 34,254,147
Order Status 3,425,415
Delivery 3,425,414
Stock Level 3,425,414
Customer Report 34,254,149
80% 79.9% New Order 30,445,372 1,486
Payment 30,445,378
Order Status 3,044,537
Delivery 3,044,538
Stock Level 3,044,539
Customer Report 30,445,374
70% 69.7% New Order 26,540,823 1,486
Payment 26,540,822
Order Status 2,654,083
Delivery 2,654,082
Stock Level 2,654,081
Customer Report 26,540,831
60% 60.4% New Order 22,983,001 1,486
Payment 22,982,999
Order Status 2,298,298
Delivery 2,298,300
Stock Level 2,298,299
Customer Report 22,983,002
50% 50.3% New Order 19,168,385 1,486
Payment 19,168,380
Order Status 1,916,839
Delivery 1,916,838
Stock Level 1,916,839
Customer Report 19,168,380
40% 40.1% New Order 15,268,945 1,486
Payment 15,268,936
Order Status 1,526,896
Delivery 1,526,892
Stock Level 1,526,894
Customer Report 15,268,939
30% 29.9% New Order 11,401,211 1,486
Payment 11,401,210
Order Status 1,140,122
Delivery 1,140,119
Stock Level 1,140,121
Customer Report 11,401,206
20% 19.9% New Order 7,566,667 1,486
Payment 7,566,673
Order Status 756,668
Delivery 756,663
Stock Level 756,666
Customer Report 7,566,679
10% 9.9% New Order 3,762,734 1,486
Payment 3,762,735
Order Status 376,273
Delivery 376,273
Stock Level 376,273
Customer Report 3,762,731
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0