Dell Inc. PowerEdge R7725 ssj_ops@100% = 530,331
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     533,353
Calibration 2     528,952
Calibration 3     530,675
ssj_ops@calibrated=529,813
100% 100.1% 529,813 530,331
90% 89.9% 476,832 476,320
80% 79.8% 423,851 423,047
70% 70.4% 370,869 372,975
60% 60.1% 317,888 318,260
50% 50.0% 264,907 264,656
40% 39.9% 211,925 211,567
30% 29.9% 158,944 158,157
20% 20.0% 105,963 105,850
10% 9.9% 52,981 52,537
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 38,791,079 1,486
Payment 38,791,084
Order Status 3,879,106
Delivery 3,879,106
Stock Level 3,879,107
Customer Report 38,791,079
Calibration 2 New Order 38,471,258 1,486
Payment 38,471,258
Order Status 3,847,126
Delivery 3,847,128
Stock Level 3,847,126
Customer Report 38,471,262
Calibration 3 New Order 38,594,626 1,486
Payment 38,594,617
Order Status 3,859,461
Delivery 3,859,463
Stock Level 3,859,462
Customer Report 38,594,621
100% 100.1% New Order 38,570,430 1,486
Payment 38,570,441
Order Status 3,857,042
Delivery 3,857,043
Stock Level 3,857,046
Customer Report 38,570,438
90% 89.9% New Order 34,642,040 1,486
Payment 34,642,045
Order Status 3,464,205
Delivery 3,464,204
Stock Level 3,464,203
Customer Report 34,642,046
80% 79.8% New Order 30,768,668 1,486
Payment 30,768,667
Order Status 3,076,867
Delivery 3,076,865
Stock Level 3,076,865
Customer Report 30,768,662
70% 70.4% New Order 27,125,784 1,486
Payment 27,125,791
Order Status 2,712,577
Delivery 2,712,577
Stock Level 2,712,582
Customer Report 27,125,785
60% 60.1% New Order 23,146,240 1,486
Payment 23,146,245
Order Status 2,314,624
Delivery 2,314,627
Stock Level 2,314,626
Customer Report 23,146,251
50% 50.0% New Order 19,248,259 1,486
Payment 19,248,264
Order Status 1,924,826
Delivery 1,924,825
Stock Level 1,924,827
Customer Report 19,248,262
40% 39.9% New Order 15,387,556 1,486
Payment 15,387,560
Order Status 1,538,754
Delivery 1,538,757
Stock Level 1,538,756
Customer Report 15,387,559
30% 29.9% New Order 11,502,486 1,486
Payment 11,502,493
Order Status 1,150,249
Delivery 1,150,249
Stock Level 1,150,251
Customer Report 11,502,497
20% 20.0% New Order 7,698,453 1,486
Payment 7,698,461
Order Status 769,847
Delivery 769,846
Stock Level 769,847
Customer Report 7,698,455
10% 9.9% New Order 3,820,914 1,486
Payment 3,820,908
Order Status 382,091
Delivery 382,090
Stock Level 382,093
Customer Report 3,820,904
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0