Dell Inc. PowerEdge R7625 ssj_ops@100% = 395,613
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jan 8, 2026
Hardware Availability: Feb-2023 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     407,583
Calibration 2     400,440
Calibration 3     397,074
ssj_ops@calibrated=398,757
100% 99.2% 398,757 395,613
90% 90.3% 358,881 359,963
80% 80.1% 319,005 319,424
70% 69.8% 279,130 278,411
60% 60.1% 239,254 239,506
50% 50.0% 199,378 199,419
40% 40.1% 159,503 159,927
30% 30.1% 119,627 120,145
20% 20.0% 79,751 79,607
10% 10.0% 39,876 40,058
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 R7625
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7625
Form Factor: 2U
CPU Name: AMD EPYC 9354 3.25 GHz
CPU Characteristics: 32 core, 3.25 GHz, 256 MB L3 Cache, Max Boost Clock up to 3.8 GHz
CPU Frequency (MHz): 3250
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 + 32 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 PC5-4800-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 2800
Power Supply Details: 2 x Delta 2800W Titanium Efficiency (DPN - P56GH)
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 5720 Dual Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 4/4/1
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: 1.15.3
Management Firmware Version: 7.20.80.50 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 29,644,192 1,486
Payment 29,644,194
Order Status 2,964,418
Delivery 2,964,418
Stock Level 2,964,421
Customer Report 29,644,191
Calibration 2 New Order 29,123,788 1,486
Payment 29,123,788
Order Status 2,912,380
Delivery 2,912,379
Stock Level 2,912,379
Customer Report 29,123,781
Calibration 3 New Order 28,879,156 1,486
Payment 28,879,152
Order Status 2,887,915
Delivery 2,887,916
Stock Level 2,887,915
Customer Report 28,879,156
100% 99.2% New Order 28,772,128 1,486
Payment 28,772,135
Order Status 2,877,214
Delivery 2,877,213
Stock Level 2,877,212
Customer Report 28,772,131
90% 90.3% New Order 26,179,615 1,486
Payment 26,179,627
Order Status 2,617,961
Delivery 2,617,961
Stock Level 2,617,963
Customer Report 26,179,614
80% 80.1% New Order 23,231,173 1,486
Payment 23,231,182
Order Status 2,323,118
Delivery 2,323,118
Stock Level 2,323,120
Customer Report 23,231,172
70% 69.8% New Order 20,248,228 1,486
Payment 20,248,232
Order Status 2,024,823
Delivery 2,024,821
Stock Level 2,024,824
Customer Report 20,248,225
60% 60.1% New Order 17,418,803 1,486
Payment 17,418,809
Order Status 1,741,878
Delivery 1,741,880
Stock Level 1,741,881
Customer Report 17,418,799
50% 50.0% New Order 14,503,304 1,486
Payment 14,503,309
Order Status 1,450,330
Delivery 1,450,332
Stock Level 1,450,328
Customer Report 14,503,303
40% 40.1% New Order 11,632,304 1,486
Payment 11,632,313
Order Status 1,163,230
Delivery 1,163,231
Stock Level 1,163,231
Customer Report 11,632,309
30% 30.1% New Order 8,738,077 1,486
Payment 8,738,086
Order Status 873,808
Delivery 873,809
Stock Level 873,808
Customer Report 8,738,077
20% 20.0% New Order 5,789,890 1,486
Payment 5,789,904
Order Status 578,990
Delivery 578,990
Stock Level 578,989
Customer Report 5,789,895
10% 10.0% New Order 2,913,336 1,486
Payment 2,913,330
Order Status 291,334
Delivery 291,332
Stock Level 291,333
Customer Report 2,913,335
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0