Dell Inc. PowerEdge R7725 ssj_ops@100% = 519,551
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     530,078
Calibration 2     523,318
Calibration 3     521,184
ssj_ops@calibrated=522,251
100% 99.5% 522,251 519,551
90% 89.6% 470,026 467,910
80% 80.0% 417,801 418,037
70% 70.0% 365,576 365,707
60% 59.8% 313,351 312,265
50% 50.2% 261,125 262,033
40% 39.7% 208,900 207,304
30% 30.2% 156,675 157,648
20% 19.9% 104,450 103,870
10% 10.0% 52,225 52,112
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 38,553,714 1,486
Payment 38,553,711
Order Status 3,855,371
Delivery 3,855,370
Stock Level 3,855,372
Customer Report 38,553,716
Calibration 2 New Order 38,060,307 1,486
Payment 38,060,309
Order Status 3,806,030
Delivery 3,806,030
Stock Level 3,806,031
Customer Report 38,060,307
Calibration 3 New Order 37,905,297 1,486
Payment 37,905,293
Order Status 3,790,528
Delivery 3,790,530
Stock Level 3,790,529
Customer Report 37,905,301
100% 99.5% New Order 37,786,635 1,486
Payment 37,786,636
Order Status 3,778,663
Delivery 3,778,665
Stock Level 3,778,663
Customer Report 37,786,638
90% 89.6% New Order 34,030,219 1,486
Payment 34,030,221
Order Status 3,403,022
Delivery 3,403,022
Stock Level 3,403,023
Customer Report 34,030,225
80% 80.0% New Order 30,403,837 1,486
Payment 30,403,844
Order Status 3,040,382
Delivery 3,040,381
Stock Level 3,040,384
Customer Report 30,403,833
70% 70.0% New Order 26,597,906 1,486
Payment 26,597,911
Order Status 2,659,790
Delivery 2,659,790
Stock Level 2,659,791
Customer Report 26,597,911
60% 59.8% New Order 22,710,277 1,486
Payment 22,710,278
Order Status 2,271,027
Delivery 2,271,025
Stock Level 2,271,028
Customer Report 22,710,274
50% 50.2% New Order 19,057,485 1,486
Payment 19,057,482
Order Status 1,905,747
Delivery 1,905,750
Stock Level 1,905,750
Customer Report 19,057,481
40% 39.7% New Order 15,076,939 1,486
Payment 15,076,929
Order Status 1,507,694
Delivery 1,507,694
Stock Level 1,507,695
Customer Report 15,076,936
30% 30.2% New Order 11,465,350 1,486
Payment 11,465,356
Order Status 1,146,535
Delivery 1,146,534
Stock Level 1,146,537
Customer Report 11,465,355
20% 19.9% New Order 7,554,206 1,486
Payment 7,554,211
Order Status 755,422
Delivery 755,420
Stock Level 755,419
Customer Report 7,554,208
10% 10.0% New Order 3,789,978 1,486
Payment 3,789,981
Order Status 378,997
Delivery 378,999
Stock Level 378,999
Customer Report 3,789,980
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0