Dell Inc. PowerEdge R7625 ssj_ops@100% = 401,129
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     408,009
Calibration 2     401,981
Calibration 3     402,407
ssj_ops@calibrated=402,194
100% 99.7% 402,194 401,129
90% 89.6% 361,975 360,457
80% 80.3% 321,755 322,828
70% 69.4% 281,536 279,277
60% 59.9% 241,316 241,098
50% 49.9% 201,097 200,544
40% 40.2% 160,878 161,803
30% 30.1% 120,658 121,026
20% 20.1% 80,439 80,990
10% 9.9% 40,219 39,724
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 29,675,218 1,486
Payment 29,675,221
Order Status 2,967,520
Delivery 2,967,522
Stock Level 2,967,521
Customer Report 29,675,215
Calibration 2 New Order 29,238,473 1,486
Payment 29,238,469
Order Status 2,923,845
Delivery 2,923,848
Stock Level 2,923,847
Customer Report 29,238,474
Calibration 3 New Order 29,266,039 1,486
Payment 29,266,045
Order Status 2,926,605
Delivery 2,926,606
Stock Level 2,926,606
Customer Report 29,266,033
100% 99.7% New Order 29,174,130 1,486
Payment 29,174,134
Order Status 2,917,414
Delivery 2,917,415
Stock Level 2,917,413
Customer Report 29,174,138
90% 89.6% New Order 26,215,265 1,486
Payment 26,215,265
Order Status 2,621,528
Delivery 2,621,526
Stock Level 2,621,526
Customer Report 26,215,259
80% 80.3% New Order 23,478,783 1,486
Payment 23,478,793
Order Status 2,347,878
Delivery 2,347,880
Stock Level 2,347,878
Customer Report 23,478,790
70% 69.4% New Order 20,311,135 1,486
Payment 20,311,138
Order Status 2,031,114
Delivery 2,031,114
Stock Level 2,031,115
Customer Report 20,311,141
60% 59.9% New Order 17,535,549 1,486
Payment 17,535,541
Order Status 1,753,553
Delivery 1,753,554
Stock Level 1,753,554
Customer Report 17,535,548
50% 49.9% New Order 14,585,213 1,486
Payment 14,585,218
Order Status 1,458,521
Delivery 1,458,522
Stock Level 1,458,521
Customer Report 14,585,219
40% 40.2% New Order 11,768,046 1,486
Payment 11,768,048
Order Status 1,176,807
Delivery 1,176,804
Stock Level 1,176,806
Customer Report 11,768,052
30% 30.1% New Order 8,802,495 1,486
Payment 8,802,495
Order Status 880,250
Delivery 880,248
Stock Level 880,248
Customer Report 8,802,489
20% 20.1% New Order 5,890,270 1,486
Payment 5,890,276
Order Status 589,027
Delivery 589,028
Stock Level 589,030
Customer Report 5,890,274
10% 9.9% New Order 2,889,091 1,486
Payment 2,889,092
Order Status 288,910
Delivery 288,908
Stock Level 288,909
Customer Report 2,889,090
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0