Dell Inc. PowerEdge R7725 ssj_ops@100% = 524,161
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 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     539,199
Calibration 2     525,239
Calibration 3     525,759
ssj_ops@calibrated=525,499
100% 99.7% 525,499 524,161
90% 90.2% 472,949 474,001
80% 80.2% 420,399 421,381
70% 70.3% 367,849 369,253
60% 59.5% 315,299 312,555
50% 50.1% 262,749 263,047
40% 40.1% 210,199 210,894
30% 29.9% 157,650 157,274
20% 20.0% 105,100 104,862
10% 10.1% 52,550 52,866
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 39,220,353 1,486
Payment 39,220,366
Order Status 3,922,037
Delivery 3,922,035
Stock Level 3,922,035
Customer Report 39,220,357
Calibration 2 New Order 38,201,714 1,486
Payment 38,201,722
Order Status 3,820,173
Delivery 3,820,171
Stock Level 3,820,170
Customer Report 38,201,718
Calibration 3 New Order 38,237,849 1,486
Payment 38,237,849
Order Status 3,823,787
Delivery 3,823,784
Stock Level 3,823,784
Customer Report 38,237,842
100% 99.7% New Order 38,121,615 1,486
Payment 38,121,616
Order Status 3,812,163
Delivery 3,812,161
Stock Level 3,812,162
Customer Report 38,121,623
90% 90.2% New Order 34,472,936 1,486
Payment 34,472,937
Order Status 3,447,293
Delivery 3,447,296
Stock Level 3,447,295
Customer Report 34,472,933
80% 80.2% New Order 30,646,186 1,486
Payment 30,646,185
Order Status 3,064,617
Delivery 3,064,617
Stock Level 3,064,617
Customer Report 30,646,176
70% 70.3% New Order 26,856,778 1,486
Payment 26,856,770
Order Status 2,685,678
Delivery 2,685,678
Stock Level 2,685,677
Customer Report 26,856,772
60% 59.5% New Order 22,731,399 1,486
Payment 22,731,402
Order Status 2,273,142
Delivery 2,273,140
Stock Level 2,273,143
Customer Report 22,731,401
50% 50.1% New Order 19,130,744 1,486
Payment 19,130,739
Order Status 1,913,076
Delivery 1,913,073
Stock Level 1,913,074
Customer Report 19,130,742
40% 40.1% New Order 15,338,214 1,486
Payment 15,338,206
Order Status 1,533,819
Delivery 1,533,822
Stock Level 1,533,822
Customer Report 15,338,207
30% 29.9% New Order 11,438,546 1,486
Payment 11,438,548
Order Status 1,143,855
Delivery 1,143,857
Stock Level 1,143,857
Customer Report 11,438,545
20% 20.0% New Order 7,626,356 1,486
Payment 7,626,364
Order Status 762,635
Delivery 762,637
Stock Level 762,636
Customer Report 7,626,360
10% 10.1% New Order 3,844,850 1,486
Payment 3,844,847
Order Status 384,484
Delivery 384,485
Stock Level 384,485
Customer Report 3,844,849
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0