Dell Inc. PowerEdge R7725 ssj_ops@100% = 540,227
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     544,552
Calibration 2     539,844
Calibration 3     541,078
ssj_ops@calibrated=540,461
100% 100.0% 540,461 540,227
90% 90.2% 486,415 487,746
80% 79.6% 432,369 430,444
70% 70.2% 378,323 379,382
60% 60.0% 324,277 324,259
50% 49.9% 270,231 269,527
40% 39.9% 216,184 215,812
30% 29.6% 162,138 160,233
20% 20.2% 108,092 109,026
10% 10.0% 54,046 53,847
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 39,606,231 1,486
Payment 39,606,231
Order Status 3,960,623
Delivery 3,960,623
Stock Level 3,960,623
Customer Report 39,606,232
Calibration 2 New Order 39,264,527 1,486
Payment 39,264,533
Order Status 3,926,453
Delivery 3,926,455
Stock Level 3,926,452
Customer Report 39,264,532
Calibration 3 New Order 39,351,978 1,486
Payment 39,351,987
Order Status 3,935,196
Delivery 3,935,196
Stock Level 3,935,198
Customer Report 39,351,978
100% 100.0% New Order 39,289,812 1,486
Payment 39,289,812
Order Status 3,928,982
Delivery 3,928,982
Stock Level 3,928,982
Customer Report 39,289,810
90% 90.2% New Order 35,472,636 1,486
Payment 35,472,631
Order Status 3,547,264
Delivery 3,547,265
Stock Level 3,547,264
Customer Report 35,472,637
80% 79.6% New Order 31,305,167 1,486
Payment 31,305,164
Order Status 3,130,518
Delivery 3,130,516
Stock Level 3,130,517
Customer Report 31,305,162
70% 70.2% New Order 27,592,885 1,486
Payment 27,592,887
Order Status 2,759,289
Delivery 2,759,288
Stock Level 2,759,288
Customer Report 27,592,883
60% 60.0% New Order 23,583,495 1,486
Payment 23,583,492
Order Status 2,358,349
Delivery 2,358,350
Stock Level 2,358,351
Customer Report 23,583,489
50% 49.9% New Order 19,602,702 1,486
Payment 19,602,697
Order Status 1,960,270
Delivery 1,960,270
Stock Level 1,960,270
Customer Report 19,602,701
40% 39.9% New Order 15,696,259 1,486
Payment 15,696,259
Order Status 1,569,627
Delivery 1,569,626
Stock Level 1,569,625
Customer Report 15,696,259
30% 29.6% New Order 11,653,756 1,486
Payment 11,653,754
Order Status 1,165,375
Delivery 1,165,377
Stock Level 1,165,376
Customer Report 11,653,755
20% 20.2% New Order 7,929,611 1,486
Payment 7,929,616
Order Status 792,961
Delivery 792,961
Stock Level 792,961
Customer Report 7,929,614
10% 10.0% New Order 3,916,330 1,486
Payment 3,916,330
Order Status 391,633
Delivery 391,634
Stock Level 391,632
Customer Report 3,916,334
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0