Dell Inc. PowerEdge R7725 ssj_ops@100% = 533,649
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     539,807
Calibration 2     534,517
Calibration 3     533,928
ssj_ops@calibrated=534,223
100% 99.9% 534,223 533,649
90% 89.8% 480,801 479,496
80% 80.1% 427,378 428,094
70% 70.2% 373,956 374,863
60% 60.1% 320,534 321,151
50% 50.3% 267,111 268,917
40% 40.0% 213,689 213,799
30% 30.0% 160,267 160,115
20% 20.1% 106,845 107,635
10% 9.9% 53,422 52,745
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 39,263,722 1,486
Payment 39,263,732
Order Status 3,926,374
Delivery 3,926,372
Stock Level 3,926,375
Customer Report 39,263,727
Calibration 2 New Order 38,874,581 1,486
Payment 38,874,586
Order Status 3,887,456
Delivery 3,887,458
Stock Level 3,887,458
Customer Report 38,874,578
Calibration 3 New Order 38,831,427 1,486
Payment 38,831,418
Order Status 3,883,143
Delivery 3,883,142
Stock Level 3,883,144
Customer Report 38,831,423
100% 99.9% New Order 38,812,486 1,486
Payment 38,812,489
Order Status 3,881,250
Delivery 3,881,250
Stock Level 3,881,247
Customer Report 38,812,493
90% 89.8% New Order 34,872,633 1,486
Payment 34,872,629
Order Status 3,487,260
Delivery 3,487,262
Stock Level 3,487,263
Customer Report 34,872,627
80% 80.1% New Order 31,134,338 1,486
Payment 31,134,336
Order Status 3,113,433
Delivery 3,113,432
Stock Level 3,113,433
Customer Report 31,134,337
70% 70.2% New Order 27,263,567 1,486
Payment 27,263,567
Order Status 2,726,356
Delivery 2,726,358
Stock Level 2,726,357
Customer Report 27,263,566
60% 60.1% New Order 23,356,583 1,486
Payment 23,356,576
Order Status 2,335,657
Delivery 2,335,659
Stock Level 2,335,659
Customer Report 23,356,583
50% 50.3% New Order 19,562,736 1,486
Payment 19,562,730
Order Status 1,956,272
Delivery 1,956,272
Stock Level 1,956,273
Customer Report 19,562,733
40% 40.0% New Order 15,549,867 1,486
Payment 15,549,864
Order Status 1,554,989
Delivery 1,554,987
Stock Level 1,554,986
Customer Report 15,549,871
30% 30.0% New Order 11,645,313 1,486
Payment 11,645,309
Order Status 1,164,532
Delivery 1,164,531
Stock Level 1,164,532
Customer Report 11,645,314
20% 20.1% New Order 7,828,316 1,486
Payment 7,828,313
Order Status 782,831
Delivery 782,832
Stock Level 782,832
Customer Report 7,828,308
10% 9.9% New Order 3,836,059 1,486
Payment 3,836,062
Order Status 383,606
Delivery 383,606
Stock Level 383,606
Customer Report 3,836,064
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0