Dell Inc. PowerEdge R7725 ssj_ops@100% = 527,878
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     531,558
Calibration 2     529,055
Calibration 3     529,736
ssj_ops@calibrated=529,396
100% 99.7% 529,396 527,878
90% 90.2% 476,456 477,278
80% 80.0% 423,516 423,347
70% 69.7% 370,577 369,229
60% 60.0% 317,637 317,409
50% 49.9% 264,698 264,176
40% 39.7% 211,758 210,206
30% 29.9% 158,819 158,382
20% 19.9% 105,879 105,536
10% 10.0% 52,940 53,102
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 38,661,113 1,486
Payment 38,661,120
Order Status 3,866,114
Delivery 3,866,114
Stock Level 3,866,111
Customer Report 38,661,120
Calibration 2 New Order 38,477,079 1,486
Payment 38,477,076
Order Status 3,847,709
Delivery 3,847,709
Stock Level 3,847,709
Customer Report 38,477,083
Calibration 3 New Order 38,526,490 1,486
Payment 38,526,489
Order Status 3,852,649
Delivery 3,852,650
Stock Level 3,852,648
Customer Report 38,526,486
100% 99.7% New Order 38,393,298 1,486
Payment 38,393,290
Order Status 3,839,332
Delivery 3,839,329
Stock Level 3,839,332
Customer Report 38,393,293
90% 90.2% New Order 34,711,453 1,486
Payment 34,711,452
Order Status 3,471,145
Delivery 3,471,147
Stock Level 3,471,144
Customer Report 34,711,451
80% 80.0% New Order 30,790,334 1,486
Payment 30,790,332
Order Status 3,079,035
Delivery 3,079,035
Stock Level 3,079,035
Customer Report 30,790,336
70% 69.7% New Order 26,853,278 1,486
Payment 26,853,282
Order Status 2,685,326
Delivery 2,685,329
Stock Level 2,685,326
Customer Report 26,853,282
60% 60.0% New Order 23,086,987 1,486
Payment 23,086,987
Order Status 2,308,698
Delivery 2,308,697
Stock Level 2,308,698
Customer Report 23,086,985
50% 49.9% New Order 19,213,145 1,486
Payment 19,213,149
Order Status 1,921,315
Delivery 1,921,314
Stock Level 1,921,315
Customer Report 19,213,149
40% 39.7% New Order 15,287,850 1,486
Payment 15,287,850
Order Status 1,528,786
Delivery 1,528,784
Stock Level 1,528,784
Customer Report 15,287,847
30% 29.9% New Order 11,518,769 1,486
Payment 11,518,780
Order Status 1,151,875
Delivery 1,151,880
Stock Level 1,151,877
Customer Report 11,518,767
20% 19.9% New Order 7,675,762 1,486
Payment 7,675,758
Order Status 767,576
Delivery 767,575
Stock Level 767,575
Customer Report 7,675,757
10% 10.0% New Order 3,862,122 1,486
Payment 3,862,119
Order Status 386,211
Delivery 386,213
Stock Level 386,214
Customer Report 3,862,121
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0