Dell Inc. PowerEdge R7725 ssj_ops@100% = 512,726
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     514,441
Calibration 2     512,924
Calibration 3     512,552
ssj_ops@calibrated=512,738
100% 100.0% 512,738 512,726
90% 90.0% 461,464 461,409
80% 80.1% 410,190 410,748
70% 69.9% 358,917 358,487
60% 59.7% 307,643 306,064
50% 49.8% 256,369 255,364
40% 39.8% 205,095 204,052
30% 29.9% 153,821 153,498
20% 19.9% 102,548 101,924
10% 10.0% 51,274 51,370
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 37,416,405 1,486
Payment 37,416,399
Order Status 3,741,639
Delivery 3,741,640
Stock Level 3,741,641
Customer Report 37,416,399
Calibration 2 New Order 37,304,670 1,486
Payment 37,304,670
Order Status 3,730,467
Delivery 3,730,468
Stock Level 3,730,468
Customer Report 37,304,669
Calibration 3 New Order 37,276,933 1,486
Payment 37,276,936
Order Status 3,727,694
Delivery 3,727,693
Stock Level 3,727,694
Customer Report 37,276,938
100% 100.0% New Order 37,289,803 1,486
Payment 37,289,791
Order Status 3,728,979
Delivery 3,728,980
Stock Level 3,728,979
Customer Report 37,289,802
90% 90.0% New Order 33,561,167 1,486
Payment 33,561,167
Order Status 3,356,117
Delivery 3,356,118
Stock Level 3,356,117
Customer Report 33,561,160
80% 80.1% New Order 29,873,188 1,486
Payment 29,873,185
Order Status 2,987,316
Delivery 2,987,316
Stock Level 2,987,318
Customer Report 29,873,191
70% 69.9% New Order 26,073,196 1,486
Payment 26,073,193
Order Status 2,607,317
Delivery 2,607,320
Stock Level 2,607,322
Customer Report 26,073,196
60% 59.7% New Order 22,260,395 1,486
Payment 22,260,399
Order Status 2,226,040
Delivery 2,226,041
Stock Level 2,226,039
Customer Report 22,260,397
50% 49.8% New Order 18,571,956 1,486
Payment 18,571,964
Order Status 1,857,197
Delivery 1,857,195
Stock Level 1,857,197
Customer Report 18,571,963
40% 39.8% New Order 14,840,793 1,486
Payment 14,840,787
Order Status 1,484,080
Delivery 1,484,079
Stock Level 1,484,080
Customer Report 14,840,788
30% 29.9% New Order 11,164,268 1,486
Payment 11,164,258
Order Status 1,116,426
Delivery 1,116,426
Stock Level 1,116,426
Customer Report 11,164,264
20% 19.9% New Order 7,412,729 1,486
Payment 7,412,737
Order Status 741,273
Delivery 741,274
Stock Level 741,272
Customer Report 7,412,729
10% 10.0% New Order 3,736,062 1,486
Payment 3,736,060
Order Status 373,606
Delivery 373,605
Stock Level 373,605
Customer Report 3,736,064
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0