Dell Inc. PowerEdge R7625 ssj_ops@100% = 404,005
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     411,951
Calibration 2     404,859
Calibration 3     405,208
ssj_ops@calibrated=405,034
100% 99.7% 405,034 404,005
90% 89.8% 364,530 363,737
80% 79.9% 324,027 323,675
70% 70.2% 283,523 284,510
60% 59.9% 243,020 242,495
50% 49.7% 202,517 201,236
40% 39.7% 162,013 160,949
30% 30.1% 121,510 121,818
20% 20.0% 81,007 81,008
10% 9.9% 40,503 40,108
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 29,961,718 1,486
Payment 29,961,710
Order Status 2,996,171
Delivery 2,996,172
Stock Level 2,996,170
Customer Report 29,961,714
Calibration 2 New Order 29,444,863 1,486
Payment 29,444,860
Order Status 2,944,488
Delivery 2,944,488
Stock Level 2,944,484
Customer Report 29,444,855
Calibration 3 New Order 29,470,136 1,486
Payment 29,470,143
Order Status 2,947,015
Delivery 2,947,013
Stock Level 2,947,015
Customer Report 29,470,135
100% 99.7% New Order 29,382,437 1,486
Payment 29,382,433
Order Status 2,938,244
Delivery 2,938,244
Stock Level 2,938,243
Customer Report 29,382,434
90% 89.8% New Order 26,453,756 1,486
Payment 26,453,749
Order Status 2,645,374
Delivery 2,645,375
Stock Level 2,645,375
Customer Report 26,453,749
80% 79.9% New Order 23,540,122 1,486
Payment 23,540,123
Order Status 2,354,013
Delivery 2,354,012
Stock Level 2,354,012
Customer Report 23,540,123
70% 70.2% New Order 20,691,717 1,486
Payment 20,691,712
Order Status 2,069,172
Delivery 2,069,171
Stock Level 2,069,173
Customer Report 20,691,708
60% 59.9% New Order 17,636,130 1,486
Payment 17,636,128
Order Status 1,763,612
Delivery 1,763,611
Stock Level 1,763,613
Customer Report 17,636,128
50% 49.7% New Order 14,635,480 1,486
Payment 14,635,475
Order Status 1,463,547
Delivery 1,463,548
Stock Level 1,463,548
Customer Report 14,635,472
40% 39.7% New Order 11,706,023 1,486
Payment 11,706,019
Order Status 1,170,599
Delivery 1,170,602
Stock Level 1,170,602
Customer Report 11,706,017
30% 30.1% New Order 8,860,319 1,486
Payment 8,860,322
Order Status 886,032
Delivery 886,032
Stock Level 886,033
Customer Report 8,860,317
20% 20.0% New Order 5,891,751 1,486
Payment 5,891,754
Order Status 589,174
Delivery 589,174
Stock Level 589,176
Customer Report 5,891,754
10% 9.9% New Order 2,916,944 1,486
Payment 2,916,943
Order Status 291,692
Delivery 291,696
Stock Level 291,696
Customer Report 2,916,948
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0