Dell Inc. PowerEdge R7725 ssj_ops@100% = 517,565
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     521,518
Calibration 2     517,521
Calibration 3     519,273
ssj_ops@calibrated=518,397
100% 99.8% 518,397 517,565
90% 90.2% 466,557 467,787
80% 79.9% 414,718 414,171
70% 69.7% 362,878 361,301
60% 60.0% 311,038 311,091
50% 50.0% 259,198 259,445
40% 40.0% 207,359 207,300
30% 30.4% 155,519 157,393
20% 19.9% 103,679 103,327
10% 10.0% 51,840 51,874
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 37,933,381 1,486
Payment 37,933,377
Order Status 3,793,340
Delivery 3,793,337
Stock Level 3,793,337
Customer Report 37,933,385
Calibration 2 New Order 37,638,657 1,486
Payment 37,638,658
Order Status 3,763,865
Delivery 3,763,865
Stock Level 3,763,866
Customer Report 37,638,648
Calibration 3 New Order 37,765,459 1,486
Payment 37,765,452
Order Status 3,776,546
Delivery 3,776,546
Stock Level 3,776,545
Customer Report 37,765,444
100% 99.8% New Order 37,641,366 1,486
Payment 37,641,355
Order Status 3,764,136
Delivery 3,764,137
Stock Level 3,764,134
Customer Report 37,641,353
90% 90.2% New Order 34,021,802 1,486
Payment 34,021,803
Order Status 3,402,180
Delivery 3,402,180
Stock Level 3,402,179
Customer Report 34,021,806
80% 79.9% New Order 30,122,086 1,486
Payment 30,122,071
Order Status 3,012,208
Delivery 3,012,206
Stock Level 3,012,207
Customer Report 30,122,083
70% 69.7% New Order 26,276,540 1,486
Payment 26,276,530
Order Status 2,627,653
Delivery 2,627,652
Stock Level 2,627,654
Customer Report 26,276,536
60% 60.0% New Order 22,626,842 1,486
Payment 22,626,851
Order Status 2,262,684
Delivery 2,262,686
Stock Level 2,262,682
Customer Report 22,626,838
50% 50.0% New Order 18,869,418 1,486
Payment 18,869,415
Order Status 1,886,940
Delivery 1,886,943
Stock Level 1,886,943
Customer Report 18,869,415
40% 40.0% New Order 15,076,646 1,486
Payment 15,076,642
Order Status 1,507,663
Delivery 1,507,664
Stock Level 1,507,664
Customer Report 15,076,645
30% 30.4% New Order 11,447,290 1,486
Payment 11,447,296
Order Status 1,144,728
Delivery 1,144,730
Stock Level 1,144,729
Customer Report 11,447,295
20% 19.9% New Order 7,515,153 1,486
Payment 7,515,152
Order Status 751,515
Delivery 751,515
Stock Level 751,516
Customer Report 7,515,149
10% 10.0% New Order 3,772,678 1,486
Payment 3,772,675
Order Status 377,268
Delivery 377,267
Stock Level 377,267
Customer Report 3,772,676
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0