Dell Inc. PowerEdge R7725 ssj_ops@100% = 525,893
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 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     531,852
Calibration 2     526,379
Calibration 3     526,530
ssj_ops@calibrated=526,455
100% 99.9% 526,455 525,893
90% 90.0% 473,809 473,962
80% 80.0% 421,164 421,037
70% 69.9% 368,518 368,129
60% 59.7% 315,873 314,403
50% 49.8% 263,227 262,297
40% 39.6% 210,582 208,559
30% 30.0% 157,936 157,767
20% 19.8% 105,291 104,429
10% 9.9% 52,645 52,207
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 38,685,123 1,486
Payment 38,685,124
Order Status 3,868,512
Delivery 3,868,513
Stock Level 3,868,511
Customer Report 38,685,127
Calibration 2 New Order 38,283,290 1,486
Payment 38,283,298
Order Status 3,828,328
Delivery 3,828,329
Stock Level 3,828,328
Customer Report 38,283,298
Calibration 3 New Order 38,294,422 1,486
Payment 38,294,421
Order Status 3,829,442
Delivery 3,829,441
Stock Level 3,829,441
Customer Report 38,294,421
100% 99.9% New Order 38,248,920 1,486
Payment 38,248,917
Order Status 3,824,891
Delivery 3,824,891
Stock Level 3,824,891
Customer Report 38,248,917
90% 90.0% New Order 34,470,228 1,486
Payment 34,470,242
Order Status 3,447,023
Delivery 3,447,024
Stock Level 3,447,023
Customer Report 34,470,242
80% 80.0% New Order 30,620,904 1,486
Payment 30,620,907
Order Status 3,062,089
Delivery 3,062,092
Stock Level 3,062,091
Customer Report 30,620,906
70% 69.9% New Order 26,773,596 1,486
Payment 26,773,593
Order Status 2,677,357
Delivery 2,677,361
Stock Level 2,677,358
Customer Report 26,773,599
60% 59.7% New Order 22,866,628 1,486
Payment 22,866,625
Order Status 2,286,664
Delivery 2,286,664
Stock Level 2,286,663
Customer Report 22,866,617
50% 49.8% New Order 19,076,156 1,486
Payment 19,076,149
Order Status 1,907,617
Delivery 1,907,616
Stock Level 1,907,615
Customer Report 19,076,153
40% 39.6% New Order 15,168,855 1,486
Payment 15,168,855
Order Status 1,516,886
Delivery 1,516,886
Stock Level 1,516,884
Customer Report 15,168,857
30% 30.0% New Order 11,474,546 1,486
Payment 11,474,546
Order Status 1,147,456
Delivery 1,147,455
Stock Level 1,147,454
Customer Report 11,474,552
20% 19.8% New Order 7,594,849 1,486
Payment 7,594,846
Order Status 759,485
Delivery 759,484
Stock Level 759,486
Customer Report 7,594,850
10% 9.9% New Order 3,796,970 1,486
Payment 3,796,968
Order Status 379,698
Delivery 379,696
Stock Level 379,697
Customer Report 3,796,971
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0