Dell Inc. PowerEdge R7725 ssj_ops@100% = 475,029
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     484,134
Calibration 2     476,818
Calibration 3     478,283
ssj_ops@calibrated=477,551
100% 99.5% 477,551 475,029
90% 89.9% 429,796 429,193
80% 80.1% 382,041 382,424
70% 69.6% 334,285 332,360
60% 60.0% 286,530 286,740
50% 50.2% 238,775 239,620
40% 39.6% 191,020 188,937
30% 30.3% 143,265 144,494
20% 19.9% 95,510 94,878
10% 10.1% 47,755 48,366
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 35,217,812 1,486
Payment 35,217,804
Order Status 3,521,780
Delivery 3,521,781
Stock Level 3,521,781
Customer Report 35,217,805
Calibration 2 New Order 34,678,757 1,486
Payment 34,678,762
Order Status 3,467,875
Delivery 3,467,878
Stock Level 3,467,875
Customer Report 34,678,758
Calibration 3 New Order 34,785,724 1,486
Payment 34,785,725
Order Status 3,478,572
Delivery 3,478,571
Stock Level 3,478,572
Customer Report 34,785,718
100% 99.5% New Order 34,548,815 1,486
Payment 34,548,816
Order Status 3,454,881
Delivery 3,454,880
Stock Level 3,454,881
Customer Report 34,548,822
90% 89.9% New Order 31,214,382 1,486
Payment 31,214,383
Order Status 3,121,439
Delivery 3,121,437
Stock Level 3,121,438
Customer Report 31,214,388
80% 80.1% New Order 27,813,860 1,486
Payment 27,813,859
Order Status 2,781,385
Delivery 2,781,385
Stock Level 2,781,388
Customer Report 27,813,868
70% 69.6% New Order 24,171,690 1,486
Payment 24,171,690
Order Status 2,417,167
Delivery 2,417,167
Stock Level 2,417,170
Customer Report 24,171,697
60% 60.0% New Order 20,854,745 1,486
Payment 20,854,738
Order Status 2,085,474
Delivery 2,085,475
Stock Level 2,085,477
Customer Report 20,854,751
50% 50.2% New Order 17,429,911 1,486
Payment 17,429,910
Order Status 1,742,994
Delivery 1,742,991
Stock Level 1,742,989
Customer Report 17,429,910
40% 39.6% New Order 13,742,049 1,486
Payment 13,742,050
Order Status 1,374,207
Delivery 1,374,204
Stock Level 1,374,206
Customer Report 13,742,053
30% 30.3% New Order 10,509,637 1,486
Payment 10,509,632
Order Status 1,050,962
Delivery 1,050,964
Stock Level 1,050,963
Customer Report 10,509,636
20% 19.9% New Order 6,900,584 1,486
Payment 6,900,580
Order Status 690,058
Delivery 690,058
Stock Level 690,059
Customer Report 6,900,583
10% 10.1% New Order 3,517,576 1,486
Payment 3,517,574
Order Status 351,758
Delivery 351,757
Stock Level 351,757
Customer Report 3,517,580
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0