Dell Inc. PowerEdge R7725 ssj_ops@100% = 519,657
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     525,446
Calibration 2     520,165
Calibration 3     521,778
ssj_ops@calibrated=520,972
100% 99.7% 520,972 519,657
90% 89.6% 468,874 466,949
80% 80.1% 416,777 417,047
70% 70.2% 364,680 365,797
60% 59.8% 312,583 311,393
50% 49.9% 260,486 259,792
40% 39.6% 208,389 206,479
30% 30.1% 156,291 156,780
20% 20.0% 104,194 103,949
10% 10.0% 52,097 52,312
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 38,219,048 1,486
Payment 38,219,051
Order Status 3,821,906
Delivery 3,821,906
Stock Level 3,821,905
Customer Report 38,219,053
Calibration 2 New Order 37,831,018 1,486
Payment 37,831,020
Order Status 3,783,101
Delivery 3,783,103
Stock Level 3,783,103
Customer Report 37,831,018
Calibration 3 New Order 37,948,182 1,486
Payment 37,948,185
Order Status 3,794,819
Delivery 3,794,820
Stock Level 3,794,818
Customer Report 37,948,184
100% 99.7% New Order 37,793,941 1,486
Payment 37,793,945
Order Status 3,779,395
Delivery 3,779,394
Stock Level 3,779,394
Customer Report 37,793,942
90% 89.6% New Order 33,960,479 1,486
Payment 33,960,485
Order Status 3,396,049
Delivery 3,396,049
Stock Level 3,396,049
Customer Report 33,960,487
80% 80.1% New Order 30,331,727 1,486
Payment 30,331,722
Order Status 3,033,172
Delivery 3,033,172
Stock Level 3,033,173
Customer Report 30,331,721
70% 70.2% New Order 26,603,455 1,486
Payment 26,603,459
Order Status 2,660,347
Delivery 2,660,345
Stock Level 2,660,348
Customer Report 26,603,455
60% 59.8% New Order 22,646,872 1,486
Payment 22,646,874
Order Status 2,264,689
Delivery 2,264,688
Stock Level 2,264,686
Customer Report 22,646,871
50% 49.9% New Order 18,894,271 1,486
Payment 18,894,270
Order Status 1,889,427
Delivery 1,889,429
Stock Level 1,889,425
Customer Report 18,894,265
40% 39.6% New Order 15,016,971 1,486
Payment 15,016,975
Order Status 1,501,697
Delivery 1,501,696
Stock Level 1,501,697
Customer Report 15,016,968
30% 30.1% New Order 11,402,276 1,486
Payment 11,402,275
Order Status 1,140,228
Delivery 1,140,227
Stock Level 1,140,226
Customer Report 11,402,267
20% 20.0% New Order 7,560,285 1,486
Payment 7,560,283
Order Status 756,028
Delivery 756,028
Stock Level 756,028
Customer Report 7,560,278
10% 10.0% New Order 3,804,502 1,486
Payment 3,804,498
Order Status 380,449
Delivery 380,452
Stock Level 380,450
Customer Report 3,804,505
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0