Dell Inc. PowerEdge R7625 ssj_ops@100% = 397,919
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     402,371
Calibration 2     400,534
Calibration 3     398,745
ssj_ops@calibrated=399,640
100% 99.6% 399,640 397,919
90% 90.1% 359,676 360,239
80% 79.7% 319,712 318,625
70% 70.1% 279,748 280,316
60% 59.6% 239,784 238,104
50% 50.0% 199,820 199,662
40% 40.1% 159,856 160,102
30% 29.7% 119,892 118,781
20% 20.3% 79,928 80,967
10% 10.0% 39,964 39,807
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 29,265,071 1,486
Payment 29,265,078
Order Status 2,926,509
Delivery 2,926,508
Stock Level 2,926,507
Customer Report 29,265,071
Calibration 2 New Order 29,130,734 1,486
Payment 29,130,737
Order Status 2,913,075
Delivery 2,913,070
Stock Level 2,913,073
Customer Report 29,130,732
Calibration 3 New Order 29,000,729 1,486
Payment 29,000,727
Order Status 2,900,071
Delivery 2,900,072
Stock Level 2,900,073
Customer Report 29,000,724
100% 99.6% New Order 28,940,099 1,486
Payment 28,940,105
Order Status 2,894,011
Delivery 2,894,011
Stock Level 2,894,012
Customer Report 28,940,100
90% 90.1% New Order 26,199,784 1,486
Payment 26,199,782
Order Status 2,619,977
Delivery 2,619,979
Stock Level 2,619,979
Customer Report 26,199,787
80% 79.7% New Order 23,174,021 1,486
Payment 23,174,028
Order Status 2,317,402
Delivery 2,317,403
Stock Level 2,317,402
Customer Report 23,174,018
70% 70.1% New Order 20,387,003 1,486
Payment 20,387,003
Order Status 2,038,700
Delivery 2,038,700
Stock Level 2,038,699
Customer Report 20,387,004
60% 59.6% New Order 17,316,816 1,486
Payment 17,316,818
Order Status 1,731,683
Delivery 1,731,682
Stock Level 1,731,682
Customer Report 17,316,819
50% 50.0% New Order 14,521,547 1,486
Payment 14,521,555
Order Status 1,452,153
Delivery 1,452,156
Stock Level 1,452,156
Customer Report 14,521,541
40% 40.1% New Order 11,643,793 1,486
Payment 11,643,788
Order Status 1,164,381
Delivery 1,164,380
Stock Level 1,164,379
Customer Report 11,643,794
30% 29.7% New Order 8,638,871 1,486
Payment 8,638,873
Order Status 863,885
Delivery 863,888
Stock Level 863,888
Customer Report 8,638,873
20% 20.3% New Order 5,888,870 1,486
Payment 5,888,871
Order Status 588,888
Delivery 588,886
Stock Level 588,886
Customer Report 5,888,865
10% 10.0% New Order 2,895,198 1,486
Payment 2,895,199
Order Status 289,521
Delivery 289,520
Stock Level 289,519
Customer Report 2,895,195
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0