Dell Inc. PowerEdge R7725 ssj_ops@100% = 517,201
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     525,613
Calibration 2     517,556
Calibration 3     518,823
ssj_ops@calibrated=518,189
100% 99.8% 518,189 517,201
90% 89.7% 466,371 464,820
80% 80.0% 414,552 414,763
70% 70.0% 362,733 362,963
60% 59.7% 310,914 309,417
50% 49.8% 259,095 258,099
40% 39.8% 207,276 206,005
30% 30.2% 155,457 156,371
20% 19.9% 103,638 103,194
10% 10.0% 51,819 51,807
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 38,231,522 1,486
Payment 38,231,524
Order Status 3,823,151
Delivery 3,823,156
Stock Level 3,823,155
Customer Report 38,231,532
Calibration 2 New Order 37,643,010 1,486
Payment 37,643,009
Order Status 3,764,300
Delivery 3,764,301
Stock Level 3,764,300
Customer Report 37,642,995
Calibration 3 New Order 37,733,555 1,486
Payment 37,733,550
Order Status 3,773,354
Delivery 3,773,357
Stock Level 3,773,355
Customer Report 37,733,544
100% 99.8% New Order 37,615,031 1,486
Payment 37,615,026
Order Status 3,761,503
Delivery 3,761,503
Stock Level 3,761,503
Customer Report 37,615,021
90% 89.7% New Order 33,805,444 1,486
Payment 33,805,453
Order Status 3,380,545
Delivery 3,380,544
Stock Level 3,380,544
Customer Report 33,805,450
80% 80.0% New Order 30,165,492 1,486
Payment 30,165,493
Order Status 3,016,548
Delivery 3,016,548
Stock Level 3,016,551
Customer Report 30,165,492
70% 70.0% New Order 26,397,830 1,486
Payment 26,397,835
Order Status 2,639,782
Delivery 2,639,784
Stock Level 2,639,782
Customer Report 26,397,833
60% 59.7% New Order 22,503,644 1,486
Payment 22,503,651
Order Status 2,250,363
Delivery 2,250,365
Stock Level 2,250,364
Customer Report 22,503,647
50% 49.8% New Order 18,771,142 1,486
Payment 18,771,142
Order Status 1,877,113
Delivery 1,877,115
Stock Level 1,877,114
Customer Report 18,771,141
40% 39.8% New Order 14,982,519 1,486
Payment 14,982,512
Order Status 1,498,253
Delivery 1,498,252
Stock Level 1,498,250
Customer Report 14,982,517
30% 30.2% New Order 11,373,002 1,486
Payment 11,373,003
Order Status 1,137,301
Delivery 1,137,299
Stock Level 1,137,300
Customer Report 11,373,003
20% 19.9% New Order 7,505,370 1,486
Payment 7,505,373
Order Status 750,538
Delivery 750,536
Stock Level 750,536
Customer Report 7,505,367
10% 10.0% New Order 3,767,825 1,486
Payment 3,767,833
Order Status 376,782
Delivery 376,781
Stock Level 376,781
Customer Report 3,767,830
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0