Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,034
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     519,972
Calibration 2     515,734
Calibration 3     516,210
ssj_ops@calibrated=515,972
100% 99.8% 515,972 515,034
90% 90.3% 464,375 466,007
80% 80.0% 412,777 412,839
70% 70.3% 361,180 362,767
60% 59.9% 309,583 308,897
50% 50.4% 257,986 260,145
40% 39.8% 206,389 205,244
30% 29.9% 154,792 154,459
20% 20.0% 103,194 102,967
10% 10.0% 51,597 51,602
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 37,819,243 1,486
Payment 37,819,237
Order Status 3,781,924
Delivery 3,781,923
Stock Level 3,781,923
Customer Report 37,819,251
Calibration 2 New Order 37,509,291 1,486
Payment 37,509,291
Order Status 3,750,930
Delivery 3,750,932
Stock Level 3,750,931
Customer Report 37,509,292
Calibration 3 New Order 37,544,744 1,486
Payment 37,544,742
Order Status 3,754,472
Delivery 3,754,475
Stock Level 3,754,475
Customer Report 37,544,735
100% 99.8% New Order 37,461,798 1,486
Payment 37,461,804
Order Status 3,746,180
Delivery 3,746,179
Stock Level 3,746,180
Customer Report 37,461,797
90% 90.3% New Order 33,891,580 1,486
Payment 33,891,580
Order Status 3,389,156
Delivery 3,389,158
Stock Level 3,389,159
Customer Report 33,891,574
80% 80.0% New Order 30,025,908 1,486
Payment 30,025,914
Order Status 3,002,592
Delivery 3,002,593
Stock Level 3,002,589
Customer Report 30,025,912
70% 70.3% New Order 26,384,741 1,486
Payment 26,384,743
Order Status 2,638,474
Delivery 2,638,475
Stock Level 2,638,475
Customer Report 26,384,741
60% 59.9% New Order 22,466,303 1,486
Payment 22,466,299
Order Status 2,246,630
Delivery 2,246,631
Stock Level 2,246,632
Customer Report 22,466,305
50% 50.4% New Order 18,920,244 1,486
Payment 18,920,244
Order Status 1,892,022
Delivery 1,892,025
Stock Level 1,892,023
Customer Report 18,920,236
40% 39.8% New Order 14,927,292 1,486
Payment 14,927,303
Order Status 1,492,727
Delivery 1,492,729
Stock Level 1,492,731
Customer Report 14,927,295
30% 29.9% New Order 11,233,599 1,486
Payment 11,233,600
Order Status 1,123,359
Delivery 1,123,359
Stock Level 1,123,359
Customer Report 11,233,597
20% 20.0% New Order 7,488,791 1,486
Payment 7,488,789
Order Status 748,877
Delivery 748,877
Stock Level 748,878
Customer Report 7,488,788
10% 10.0% New Order 3,753,028 1,486
Payment 3,753,035
Order Status 375,302
Delivery 375,302
Stock Level 375,304
Customer Report 3,753,029
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0