Dell Inc. PowerEdge R7625 ssj_ops@100% = 395,092
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     403,526
Calibration 2     394,923
Calibration 3     395,366
ssj_ops@calibrated=395,145
100% 100.0% 395,145 395,092
90% 89.8% 355,630 355,027
80% 79.9% 316,116 315,684
70% 69.5% 276,601 274,753
60% 60.0% 237,087 237,009
50% 50.5% 197,572 199,594
40% 40.3% 158,058 159,108
30% 30.3% 118,543 119,748
20% 20.0% 79,029 79,139
10% 10.0% 39,514 39,582
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 29,351,955 1,486
Payment 29,351,953
Order Status 2,935,194
Delivery 2,935,195
Stock Level 2,935,195
Customer Report 29,351,953
Calibration 2 New Order 28,722,234 1,486
Payment 28,722,237
Order Status 2,872,224
Delivery 2,872,224
Stock Level 2,872,224
Customer Report 28,722,232
Calibration 3 New Order 28,755,168 1,486
Payment 28,755,167
Order Status 2,875,516
Delivery 2,875,516
Stock Level 2,875,517
Customer Report 28,755,167
100% 100.0% New Order 28,734,481 1,486
Payment 28,734,475
Order Status 2,873,446
Delivery 2,873,446
Stock Level 2,873,450
Customer Report 28,734,482
90% 89.8% New Order 25,821,385 1,486
Payment 25,821,383
Order Status 2,582,138
Delivery 2,582,137
Stock Level 2,582,139
Customer Report 25,821,389
80% 79.9% New Order 22,958,921 1,486
Payment 22,958,916
Order Status 2,295,892
Delivery 2,295,891
Stock Level 2,295,891
Customer Report 22,958,912
70% 69.5% New Order 19,983,227 1,486
Payment 19,983,224
Order Status 1,998,322
Delivery 1,998,324
Stock Level 1,998,323
Customer Report 19,983,224
60% 60.0% New Order 17,237,232 1,486
Payment 17,237,231
Order Status 1,723,723
Delivery 1,723,722
Stock Level 1,723,722
Customer Report 17,237,232
50% 50.5% New Order 14,515,997 1,486
Payment 14,515,999
Order Status 1,451,600
Delivery 1,451,598
Stock Level 1,451,599
Customer Report 14,515,999
40% 40.3% New Order 11,571,507 1,486
Payment 11,571,507
Order Status 1,157,149
Delivery 1,157,152
Stock Level 1,157,151
Customer Report 11,571,510
30% 30.3% New Order 8,709,197 1,486
Payment 8,709,184
Order Status 870,919
Delivery 870,919
Stock Level 870,921
Customer Report 8,709,189
20% 20.0% New Order 5,755,618 1,486
Payment 5,755,627
Order Status 575,561
Delivery 575,561
Stock Level 575,562
Customer Report 5,755,617
10% 10.0% New Order 2,878,730 1,486
Payment 2,878,719
Order Status 287,871
Delivery 287,871
Stock Level 287,872
Customer Report 2,878,724
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0