Dell Inc. PowerEdge R7725 ssj_ops@100% = 521,520
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     526,342
Calibration 2     522,429
Calibration 3     522,526
ssj_ops@calibrated=522,478
100% 99.8% 522,478 521,520
90% 90.3% 470,230 471,708
80% 80.4% 417,982 420,082
70% 70.1% 365,734 366,246
60% 60.0% 313,487 313,451
50% 50.4% 261,239 263,421
40% 40.2% 208,991 209,816
30% 29.7% 156,743 155,172
20% 20.3% 104,496 105,892
10% 10.0% 52,248 52,108
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
Minimum Power (Performance per Watt Optimized)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 38,283,860 1,486
Payment 38,283,861
Order Status 3,828,389
Delivery 3,828,385
Stock Level 3,828,387
Customer Report 38,283,859
Calibration 2 New Order 37,995,192 1,486
Payment 37,995,198
Order Status 3,799,519
Delivery 3,799,518
Stock Level 3,799,519
Customer Report 37,995,190
Calibration 3 New Order 38,004,234 1,486
Payment 38,004,230
Order Status 3,800,421
Delivery 3,800,424
Stock Level 3,800,425
Customer Report 38,004,230
100% 99.8% New Order 37,933,873 1,486
Payment 37,933,869
Order Status 3,793,387
Delivery 3,793,388
Stock Level 3,793,390
Customer Report 37,933,872
90% 90.3% New Order 34,306,708 1,486
Payment 34,306,710
Order Status 3,430,671
Delivery 3,430,672
Stock Level 3,430,668
Customer Report 34,306,703
80% 80.4% New Order 30,552,693 1,486
Payment 30,552,695
Order Status 3,055,270
Delivery 3,055,272
Stock Level 3,055,270
Customer Report 30,552,699
70% 70.1% New Order 26,636,105 1,486
Payment 26,636,106
Order Status 2,663,609
Delivery 2,663,612
Stock Level 2,663,611
Customer Report 26,636,103
60% 60.0% New Order 22,797,579 1,486
Payment 22,797,577
Order Status 2,279,759
Delivery 2,279,758
Stock Level 2,279,758
Customer Report 22,797,580
50% 50.4% New Order 19,159,294 1,486
Payment 19,159,291
Order Status 1,915,929
Delivery 1,915,928
Stock Level 1,915,928
Customer Report 19,159,289
40% 40.2% New Order 15,259,447 1,486
Payment 15,259,450
Order Status 1,525,945
Delivery 1,525,945
Stock Level 1,525,945
Customer Report 15,259,451
30% 29.7% New Order 11,285,922 1,486
Payment 11,285,923
Order Status 1,128,593
Delivery 1,128,591
Stock Level 1,128,592
Customer Report 11,285,913
20% 20.3% New Order 7,701,370 1,486
Payment 7,701,368
Order Status 770,135
Delivery 770,136
Stock Level 770,136
Customer Report 7,701,363
10% 10.0% New Order 3,789,697 1,486
Payment 3,789,699
Order Status 378,969
Delivery 378,969
Stock Level 378,968
Customer Report 3,789,698
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0