Dell Inc. PowerEdge R7725 ssj_ops@100% = 519,000
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     524,372
Calibration 2     519,274
Calibration 3     519,721
ssj_ops@calibrated=519,498
100% 99.9% 519,498 519,000
90% 90.0% 467,548 467,545
80% 80.0% 415,598 415,634
70% 70.5% 363,648 366,292
60% 59.9% 311,699 311,428
50% 49.9% 259,749 259,196
40% 40.2% 207,799 208,853
30% 30.1% 155,849 156,322
20% 19.8% 103,900 103,103
10% 10.0% 51,950 51,882
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 38,142,375 1,486
Payment 38,142,382
Order Status 3,814,236
Delivery 3,814,238
Stock Level 3,814,238
Customer Report 38,142,377
Calibration 2 New Order 37,765,782 1,486
Payment 37,765,787
Order Status 3,776,580
Delivery 3,776,579
Stock Level 3,776,580
Customer Report 37,765,790
Calibration 3 New Order 37,798,533 1,486
Payment 37,798,529
Order Status 3,779,854
Delivery 3,779,853
Stock Level 3,779,851
Customer Report 37,798,528
100% 99.9% New Order 37,745,877 1,486
Payment 37,745,882
Order Status 3,774,589
Delivery 3,774,587
Stock Level 3,774,587
Customer Report 37,745,876
90% 90.0% New Order 34,003,842 1,486
Payment 34,003,845
Order Status 3,400,384
Delivery 3,400,385
Stock Level 3,400,384
Customer Report 34,003,833
80% 80.0% New Order 30,228,528 1,486
Payment 30,228,531
Order Status 3,022,851
Delivery 3,022,853
Stock Level 3,022,851
Customer Report 30,228,519
70% 70.5% New Order 26,639,723 1,486
Payment 26,639,726
Order Status 2,663,974
Delivery 2,663,973
Stock Level 2,663,974
Customer Report 26,639,722
60% 59.9% New Order 22,651,950 1,486
Payment 22,651,954
Order Status 2,265,196
Delivery 2,265,196
Stock Level 2,265,193
Customer Report 22,651,947
50% 49.9% New Order 18,850,926 1,486
Payment 18,850,928
Order Status 1,885,093
Delivery 1,885,094
Stock Level 1,885,092
Customer Report 18,850,935
40% 40.2% New Order 15,189,649 1,486
Payment 15,189,650
Order Status 1,518,964
Delivery 1,518,966
Stock Level 1,518,964
Customer Report 15,189,649
30% 30.1% New Order 11,368,886 1,486
Payment 11,368,895
Order Status 1,136,888
Delivery 1,136,890
Stock Level 1,136,889
Customer Report 11,368,884
20% 19.8% New Order 7,498,735 1,486
Payment 7,498,734
Order Status 749,873
Delivery 749,875
Stock Level 749,874
Customer Report 7,498,736
10% 10.0% New Order 3,773,296 1,486
Payment 3,773,294
Order Status 377,329
Delivery 377,333
Stock Level 377,330
Customer Report 3,773,300
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0