Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,372
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     527,826
Calibration 2     516,525
Calibration 3     517,983
ssj_ops@calibrated=517,254
100% 99.6% 517,254 515,372
90% 90.5% 465,528 468,001
80% 79.7% 413,803 412,094
70% 70.0% 362,078 362,108
60% 60.0% 310,352 310,482
50% 50.3% 258,627 260,104
40% 40.2% 206,901 207,971
30% 29.8% 155,176 154,037
20% 19.9% 103,451 103,067
10% 10.0% 51,725 51,955
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 38,392,475 1,486
Payment 38,392,472
Order Status 3,839,248
Delivery 3,839,249
Stock Level 3,839,248
Customer Report 38,392,469
Calibration 2 New Order 37,566,236 1,486
Payment 37,566,237
Order Status 3,756,624
Delivery 3,756,625
Stock Level 3,756,624
Customer Report 37,566,231
Calibration 3 New Order 37,671,877 1,486
Payment 37,671,882
Order Status 3,767,189
Delivery 3,767,188
Stock Level 3,767,188
Customer Report 37,671,879
100% 99.6% New Order 37,482,454 1,486
Payment 37,482,452
Order Status 3,748,245
Delivery 3,748,246
Stock Level 3,748,244
Customer Report 37,482,457
90% 90.5% New Order 34,039,582 1,486
Payment 34,039,579
Order Status 3,403,956
Delivery 3,403,958
Stock Level 3,403,960
Customer Report 34,039,574
80% 79.7% New Order 29,971,683 1,486
Payment 29,971,684
Order Status 2,997,166
Delivery 2,997,170
Stock Level 2,997,168
Customer Report 29,971,684
70% 70.0% New Order 26,336,054 1,486
Payment 26,336,049
Order Status 2,633,605
Delivery 2,633,604
Stock Level 2,633,603
Customer Report 26,336,052
60% 60.0% New Order 22,580,932 1,486
Payment 22,580,932
Order Status 2,258,092
Delivery 2,258,093
Stock Level 2,258,091
Customer Report 22,580,932
50% 50.3% New Order 18,917,582 1,486
Payment 18,917,572
Order Status 1,891,755
Delivery 1,891,758
Stock Level 1,891,759
Customer Report 18,917,574
40% 40.2% New Order 15,126,261 1,486
Payment 15,126,261
Order Status 1,512,626
Delivery 1,512,624
Stock Level 1,512,628
Customer Report 15,126,261
30% 29.8% New Order 11,203,331 1,486
Payment 11,203,335
Order Status 1,120,333
Delivery 1,120,336
Stock Level 1,120,333
Customer Report 11,203,332
20% 19.9% New Order 7,495,761 1,486
Payment 7,495,763
Order Status 749,577
Delivery 749,575
Stock Level 749,576
Customer Report 7,495,756
10% 10.0% New Order 3,778,602 1,486
Payment 3,778,611
Order Status 377,860
Delivery 377,859
Stock Level 377,862
Customer Report 3,778,605
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0