Dell Inc. PowerEdge R7725 ssj_ops@100% = 524,281
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     532,960
Calibration 2     526,137
Calibration 3     525,387
ssj_ops@calibrated=525,762
100% 99.7% 525,762 524,281
90% 90.2% 473,186 473,989
80% 79.8% 420,609 419,742
70% 69.6% 368,033 366,048
60% 59.9% 315,457 314,695
50% 50.0% 262,881 262,981
40% 39.9% 210,305 209,587
30% 29.9% 157,729 157,220
20% 20.1% 105,152 105,623
10% 10.0% 52,576 52,802
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 38,765,377 1,486
Payment 38,765,370
Order Status 3,876,537
Delivery 3,876,535
Stock Level 3,876,537
Customer Report 38,765,375
Calibration 2 New Order 38,264,549 1,486
Payment 38,264,539
Order Status 3,826,454
Delivery 3,826,453
Stock Level 3,826,454
Customer Report 38,264,539
Calibration 3 New Order 38,213,938 1,486
Payment 38,213,930
Order Status 3,821,393
Delivery 3,821,394
Stock Level 3,821,395
Customer Report 38,213,933
100% 99.7% New Order 38,130,599 1,486
Payment 38,130,599
Order Status 3,813,059
Delivery 3,813,061
Stock Level 3,813,061
Customer Report 38,130,599
90% 90.2% New Order 34,472,241 1,486
Payment 34,472,233
Order Status 3,447,226
Delivery 3,447,223
Stock Level 3,447,224
Customer Report 34,472,237
80% 79.8% New Order 30,527,662 1,486
Payment 30,527,658
Order Status 3,052,767
Delivery 3,052,766
Stock Level 3,052,765
Customer Report 30,527,660
70% 69.6% New Order 26,623,155 1,486
Payment 26,623,160
Order Status 2,662,313
Delivery 2,662,314
Stock Level 2,662,316
Customer Report 26,623,150
60% 59.9% New Order 22,889,321 1,486
Payment 22,889,320
Order Status 2,288,934
Delivery 2,288,930
Stock Level 2,288,932
Customer Report 22,889,315
50% 50.0% New Order 19,127,309 1,486
Payment 19,127,299
Order Status 1,912,730
Delivery 1,912,729
Stock Level 1,912,730
Customer Report 19,127,307
40% 39.9% New Order 15,244,543 1,486
Payment 15,244,541
Order Status 1,524,454
Delivery 1,524,455
Stock Level 1,524,453
Customer Report 15,244,542
30% 29.9% New Order 11,434,243 1,486
Payment 11,434,242
Order Status 1,143,424
Delivery 1,143,423
Stock Level 1,143,425
Customer Report 11,434,243
20% 20.1% New Order 7,682,095 1,486
Payment 7,682,102
Order Status 768,209
Delivery 768,209
Stock Level 768,210
Customer Report 7,682,094
10% 10.0% New Order 3,840,264 1,486
Payment 3,840,262
Order Status 384,026
Delivery 384,026
Stock Level 384,026
Customer Report 3,840,260
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0