Dell Inc. PowerEdge R7725 ssj_ops@100% = 508,160
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     525,453
Calibration 2     513,426
Calibration 3     508,738
ssj_ops@calibrated=511,082
100% 99.4% 511,082 508,160
90% 89.6% 459,974 458,091
80% 80.2% 408,866 410,078
70% 69.8% 357,758 356,702
60% 60.3% 306,649 307,947
50% 50.2% 255,541 256,360
40% 40.1% 204,433 204,895
30% 30.0% 153,325 153,536
20% 20.0% 102,216 102,419
10% 10.1% 51,108 51,466
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 38,220,083 1,486
Payment 38,220,089
Order Status 3,822,010
Delivery 3,822,009
Stock Level 3,822,009
Customer Report 38,220,089
Calibration 2 New Order 37,340,680 1,486
Payment 37,340,676
Order Status 3,734,069
Delivery 3,734,068
Stock Level 3,734,068
Customer Report 37,340,684
Calibration 3 New Order 37,000,606 1,486
Payment 37,000,608
Order Status 3,700,060
Delivery 3,700,061
Stock Level 3,700,061
Customer Report 37,000,603
100% 99.4% New Order 36,957,461 1,486
Payment 36,957,462
Order Status 3,695,747
Delivery 3,695,745
Stock Level 3,695,747
Customer Report 36,957,459
90% 89.6% New Order 33,320,507 1,486
Payment 33,320,499
Order Status 3,332,049
Delivery 3,332,051
Stock Level 3,332,051
Customer Report 33,320,496
80% 80.2% New Order 29,824,010 1,486
Payment 29,824,005
Order Status 2,982,400
Delivery 2,982,400
Stock Level 2,982,401
Customer Report 29,823,999
70% 69.8% New Order 25,942,365 1,486
Payment 25,942,368
Order Status 2,594,237
Delivery 2,594,237
Stock Level 2,594,237
Customer Report 25,942,371
60% 60.3% New Order 22,397,190 1,486
Payment 22,397,192
Order Status 2,239,719
Delivery 2,239,716
Stock Level 2,239,719
Customer Report 22,397,190
50% 50.2% New Order 18,645,257 1,486
Payment 18,645,257
Order Status 1,864,526
Delivery 1,864,527
Stock Level 1,864,526
Customer Report 18,645,264
40% 40.1% New Order 14,902,031 1,486
Payment 14,902,033
Order Status 1,490,203
Delivery 1,490,203
Stock Level 1,490,205
Customer Report 14,902,030
30% 30.0% New Order 11,166,950 1,486
Payment 11,166,953
Order Status 1,116,696
Delivery 1,116,697
Stock Level 1,116,696
Customer Report 11,166,955
20% 20.0% New Order 7,448,781 1,486
Payment 7,448,780
Order Status 744,877
Delivery 744,875
Stock Level 744,878
Customer Report 7,448,781
10% 10.1% New Order 3,743,028 1,486
Payment 3,743,029
Order Status 374,301
Delivery 374,303
Stock Level 374,305
Customer Report 3,743,034
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0