Dell Inc. PowerEdge R7725 ssj_ops@100% = 519,363
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     525,646
Calibration 2     521,204
Calibration 3     520,281
ssj_ops@calibrated=520,743
100% 99.7% 520,743 519,363
90% 90.3% 468,669 470,256
80% 80.0% 416,594 416,482
70% 70.2% 364,520 365,718
60% 60.0% 312,446 312,421
50% 50.1% 260,371 260,999
40% 40.2% 208,297 209,430
30% 30.1% 156,223 156,924
20% 20.0% 104,149 104,128
10% 10.0% 52,074 52,069
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 38,233,622 1,486
Payment 38,233,623
Order Status 3,823,361
Delivery 3,823,363
Stock Level 3,823,363
Customer Report 38,233,618
Calibration 2 New Order 37,908,568 1,486
Payment 37,908,571
Order Status 3,790,856
Delivery 3,790,854
Stock Level 3,790,855
Customer Report 37,908,568
Calibration 3 New Order 37,839,496 1,486
Payment 37,839,498
Order Status 3,783,951
Delivery 3,783,951
Stock Level 3,783,950
Customer Report 37,839,497
100% 99.7% New Order 37,771,895 1,486
Payment 37,771,900
Order Status 3,777,189
Delivery 3,777,188
Stock Level 3,777,189
Customer Report 37,771,895
90% 90.3% New Order 34,202,177 1,486
Payment 34,202,186
Order Status 3,420,216
Delivery 3,420,217
Stock Level 3,420,219
Customer Report 34,202,180
80% 80.0% New Order 30,292,607 1,486
Payment 30,292,604
Order Status 3,029,263
Delivery 3,029,262
Stock Level 3,029,260
Customer Report 30,292,608
70% 70.2% New Order 26,597,736 1,486
Payment 26,597,742
Order Status 2,659,775
Delivery 2,659,773
Stock Level 2,659,773
Customer Report 26,597,750
60% 60.0% New Order 22,721,752 1,486
Payment 22,721,745
Order Status 2,272,173
Delivery 2,272,175
Stock Level 2,272,175
Customer Report 22,721,754
50% 50.1% New Order 18,982,646 1,486
Payment 18,982,637
Order Status 1,898,262
Delivery 1,898,264
Stock Level 1,898,264
Customer Report 18,982,633
40% 40.2% New Order 15,231,370 1,486
Payment 15,231,367
Order Status 1,523,135
Delivery 1,523,138
Stock Level 1,523,135
Customer Report 15,231,365
30% 30.1% New Order 11,413,708 1,486
Payment 11,413,713
Order Status 1,141,370
Delivery 1,141,373
Stock Level 1,141,371
Customer Report 11,413,715
20% 20.0% New Order 7,573,031 1,486
Payment 7,573,027
Order Status 757,303
Delivery 757,303
Stock Level 757,303
Customer Report 7,573,030
10% 10.0% New Order 3,786,971 1,486
Payment 3,786,969
Order Status 378,696
Delivery 378,696
Stock Level 378,697
Customer Report 3,786,971
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0