Dell Inc. PowerEdge R7725 ssj_ops@100% = 510,528
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     517,557
Calibration 2     513,271
Calibration 3     514,222
ssj_ops@calibrated=513,747
100% 99.4% 513,747 510,528
90% 90.1% 462,372 462,934
80% 80.0% 410,997 410,858
70% 70.3% 359,623 360,919
60% 60.0% 308,248 308,206
50% 50.0% 256,873 256,795
40% 40.0% 205,499 205,574
30% 30.2% 154,124 154,994
20% 20.1% 102,749 103,299
10% 10.0% 51,375 51,404
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 37,644,769 1,486
Payment 37,644,771
Order Status 3,764,478
Delivery 3,764,478
Stock Level 3,764,478
Customer Report 37,644,771
Calibration 2 New Order 37,329,123 1,486
Payment 37,329,136
Order Status 3,732,913
Delivery 3,732,913
Stock Level 3,732,916
Customer Report 37,329,132
Calibration 3 New Order 37,399,158 1,486
Payment 37,399,161
Order Status 3,739,915
Delivery 3,739,916
Stock Level 3,739,916
Customer Report 37,399,163
100% 99.4% New Order 37,131,140 1,486
Payment 37,131,138
Order Status 3,713,116
Delivery 3,713,113
Stock Level 3,713,113
Customer Report 37,131,143
90% 90.1% New Order 33,669,089 1,486
Payment 33,669,095
Order Status 3,366,910
Delivery 3,366,910
Stock Level 3,366,911
Customer Report 33,669,092
80% 80.0% New Order 29,882,012 1,486
Payment 29,882,011
Order Status 2,988,202
Delivery 2,988,203
Stock Level 2,988,202
Customer Report 29,882,009
70% 70.3% New Order 26,248,702 1,486
Payment 26,248,710
Order Status 2,624,871
Delivery 2,624,869
Stock Level 2,624,870
Customer Report 26,248,711
60% 60.0% New Order 22,417,459 1,486
Payment 22,417,463
Order Status 2,241,747
Delivery 2,241,747
Stock Level 2,241,746
Customer Report 22,417,456
50% 50.0% New Order 18,676,896 1,486
Payment 18,676,891
Order Status 1,867,687
Delivery 1,867,690
Stock Level 1,867,691
Customer Report 18,676,900
40% 40.0% New Order 14,951,168 1,486
Payment 14,951,176
Order Status 1,495,117
Delivery 1,495,117
Stock Level 1,495,116
Customer Report 14,951,164
30% 30.2% New Order 11,272,418 1,486
Payment 11,272,420
Order Status 1,127,242
Delivery 1,127,242
Stock Level 1,127,243
Customer Report 11,272,422
20% 20.1% New Order 7,512,995 1,486
Payment 7,512,992
Order Status 751,298
Delivery 751,300
Stock Level 751,298
Customer Report 7,512,995
10% 10.0% New Order 3,738,484 1,486
Payment 3,738,481
Order Status 373,850
Delivery 373,849
Stock Level 373,848
Customer Report 3,738,488
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0