Dell Inc. PowerEdge R7725 ssj_ops@100% = 514,169
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     531,990
Calibration 2     515,635
Calibration 3     515,944
ssj_ops@calibrated=515,789
100% 99.7% 515,789 514,169
90% 90.5% 464,210 466,647
80% 80.3% 412,632 414,381
70% 70.2% 361,053 362,207
60% 60.2% 309,474 310,427
50% 50.0% 257,895 257,821
40% 40.1% 206,316 206,915
30% 29.8% 154,737 153,696
20% 20.0% 103,158 103,385
10% 10.0% 51,579 51,360
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 38,694,624 1,486
Payment 38,694,618
Order Status 3,869,460
Delivery 3,869,463
Stock Level 3,869,466
Customer Report 38,694,618
Calibration 2 New Order 37,503,187 1,486
Payment 37,503,176
Order Status 3,750,319
Delivery 3,750,320
Stock Level 3,750,319
Customer Report 37,503,185
Calibration 3 New Order 37,524,587 1,486
Payment 37,524,585
Order Status 3,752,458
Delivery 3,752,457
Stock Level 3,752,457
Customer Report 37,524,586
100% 99.7% New Order 37,397,103 1,486
Payment 37,397,107
Order Status 3,739,713
Delivery 3,739,711
Stock Level 3,739,710
Customer Report 37,397,109
90% 90.5% New Order 33,938,102 1,486
Payment 33,938,102
Order Status 3,393,811
Delivery 3,393,812
Stock Level 3,393,809
Customer Report 33,938,098
80% 80.3% New Order 30,137,894 1,486
Payment 30,137,900
Order Status 3,013,789
Delivery 3,013,790
Stock Level 3,013,789
Customer Report 30,137,888
70% 70.2% New Order 26,342,485 1,486
Payment 26,342,484
Order Status 2,634,251
Delivery 2,634,248
Stock Level 2,634,250
Customer Report 26,342,490
60% 60.2% New Order 22,579,623 1,486
Payment 22,579,619
Order Status 2,257,961
Delivery 2,257,963
Stock Level 2,257,963
Customer Report 22,579,620
50% 50.0% New Order 18,752,162 1,486
Payment 18,752,158
Order Status 1,875,217
Delivery 1,875,215
Stock Level 1,875,216
Customer Report 18,752,164
40% 40.1% New Order 15,048,532 1,486
Payment 15,048,537
Order Status 1,504,854
Delivery 1,504,854
Stock Level 1,504,854
Customer Report 15,048,532
30% 29.8% New Order 11,178,471 1,486
Payment 11,178,462
Order Status 1,117,848
Delivery 1,117,846
Stock Level 1,117,846
Customer Report 11,178,472
20% 20.0% New Order 7,519,392 1,486
Payment 7,519,393
Order Status 751,939
Delivery 751,939
Stock Level 751,938
Customer Report 7,519,399
10% 10.0% New Order 3,735,385 1,486
Payment 3,735,382
Order Status 373,539
Delivery 373,539
Stock Level 373,538
Customer Report 3,735,388
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0