Dell Inc. PowerEdge R7625 ssj_ops@100% = 394,556
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     400,965
Calibration 2     396,083
Calibration 3     394,009
ssj_ops@calibrated=395,046
100% 99.9% 395,046 394,556
90% 90.5% 355,541 357,408
80% 80.0% 316,037 316,116
70% 70.1% 276,532 276,887
60% 60.0% 237,027 237,012
50% 49.8% 197,523 196,611
40% 40.0% 158,018 157,866
30% 30.2% 118,514 119,437
20% 19.9% 79,009 78,438
10% 10.1% 39,505 39,799
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 29,162,716 1,486
Payment 29,162,716
Order Status 2,916,271
Delivery 2,916,272
Stock Level 2,916,272
Customer Report 29,162,720
Calibration 2 New Order 28,807,136 1,486
Payment 28,807,145
Order Status 2,880,716
Delivery 2,880,712
Stock Level 2,880,713
Customer Report 28,807,142
Calibration 3 New Order 28,655,443 1,486
Payment 28,655,445
Order Status 2,865,544
Delivery 2,865,545
Stock Level 2,865,547
Customer Report 28,655,445
100% 99.9% New Order 28,695,482 1,486
Payment 28,695,494
Order Status 2,869,549
Delivery 2,869,548
Stock Level 2,869,551
Customer Report 28,695,483
90% 90.5% New Order 25,993,750 1,486
Payment 25,993,747
Order Status 2,599,374
Delivery 2,599,377
Stock Level 2,599,374
Customer Report 25,993,746
80% 80.0% New Order 22,991,817 1,486
Payment 22,991,813
Order Status 2,299,182
Delivery 2,299,181
Stock Level 2,299,181
Customer Report 22,991,815
70% 70.1% New Order 20,137,842 1,486
Payment 20,137,842
Order Status 2,013,785
Delivery 2,013,785
Stock Level 2,013,784
Customer Report 20,137,850
60% 60.0% New Order 17,238,142 1,486
Payment 17,238,139
Order Status 1,723,813
Delivery 1,723,812
Stock Level 1,723,813
Customer Report 17,238,142
50% 49.8% New Order 14,299,242 1,486
Payment 14,299,245
Order Status 1,429,923
Delivery 1,429,923
Stock Level 1,429,926
Customer Report 14,299,243
40% 40.0% New Order 11,481,140 1,486
Payment 11,481,149
Order Status 1,148,114
Delivery 1,148,116
Stock Level 1,148,116
Customer Report 11,481,150
30% 30.2% New Order 8,686,701 1,486
Payment 8,686,703
Order Status 868,669
Delivery 868,672
Stock Level 868,670
Customer Report 8,686,703
20% 19.9% New Order 5,704,803 1,486
Payment 5,704,811
Order Status 570,481
Delivery 570,482
Stock Level 570,483
Customer Report 5,704,825
10% 10.1% New Order 2,894,548 1,486
Payment 2,894,546
Order Status 289,457
Delivery 289,456
Stock Level 289,454
Customer Report 2,894,541
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0