Dell Inc. PowerEdge R7625 ssj_ops@100% = 394,358
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     405,756
Calibration 2     396,502
Calibration 3     395,940
ssj_ops@calibrated=396,221
100% 99.5% 396,221 394,358
90% 89.7% 356,599 355,460
80% 80.2% 316,977 317,783
70% 69.8% 277,355 276,731
60% 60.6% 237,733 239,976
50% 49.8% 198,111 197,431
40% 40.1% 158,489 158,699
30% 30.0% 118,866 118,672
20% 19.9% 79,244 78,904
10% 10.1% 39,622 39,937
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 29,513,162 1,486
Payment 29,513,164
Order Status 2,951,315
Delivery 2,951,316
Stock Level 2,951,316
Customer Report 29,513,161
Calibration 2 New Order 28,836,837 1,486
Payment 28,836,843
Order Status 2,883,684
Delivery 2,883,684
Stock Level 2,883,684
Customer Report 28,836,846
Calibration 3 New Order 28,795,913 1,486
Payment 28,795,918
Order Status 2,879,591
Delivery 2,879,591
Stock Level 2,879,591
Customer Report 28,795,910
100% 99.5% New Order 28,681,225 1,486
Payment 28,681,213
Order Status 2,868,123
Delivery 2,868,124
Stock Level 2,868,121
Customer Report 28,681,219
90% 89.7% New Order 25,852,144 1,486
Payment 25,852,147
Order Status 2,585,215
Delivery 2,585,214
Stock Level 2,585,215
Customer Report 25,852,146
80% 80.2% New Order 23,111,493 1,486
Payment 23,111,493
Order Status 2,311,148
Delivery 2,311,150
Stock Level 2,311,151
Customer Report 23,111,499
70% 69.8% New Order 20,125,900 1,486
Payment 20,125,896
Order Status 2,012,589
Delivery 2,012,591
Stock Level 2,012,589
Customer Report 20,125,901
60% 60.6% New Order 17,453,711 1,486
Payment 17,453,720
Order Status 1,745,371
Delivery 1,745,370
Stock Level 1,745,372
Customer Report 17,453,714
50% 49.8% New Order 14,359,145 1,486
Payment 14,359,149
Order Status 1,435,915
Delivery 1,435,914
Stock Level 1,435,915
Customer Report 14,359,145
40% 40.1% New Order 11,541,777 1,486
Payment 11,541,774
Order Status 1,154,178
Delivery 1,154,177
Stock Level 1,154,178
Customer Report 11,541,787
30% 30.0% New Order 8,630,894 1,486
Payment 8,630,906
Order Status 863,089
Delivery 863,088
Stock Level 863,089
Customer Report 8,630,887
20% 19.9% New Order 5,738,534 1,486
Payment 5,738,533
Order Status 573,853
Delivery 573,852
Stock Level 573,851
Customer Report 5,738,529
10% 10.1% New Order 2,904,547 1,486
Payment 2,904,547
Order Status 290,456
Delivery 290,454
Stock Level 290,452
Customer Report 2,904,544
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0