Dell Inc. PowerEdge R7625 ssj_ops@100% = 397,376
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     405,359
Calibration 2     398,822
Calibration 3     398,569
ssj_ops@calibrated=398,696
100% 99.7% 398,696 397,376
90% 90.2% 358,826 359,586
80% 80.1% 318,956 319,279
70% 70.2% 279,087 279,743
60% 60.2% 239,217 239,906
50% 50.2% 199,348 200,339
40% 40.0% 159,478 159,404
30% 30.1% 119,609 119,901
20% 20.3% 79,739 80,890
10% 9.9% 39,870 39,366
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 29,484,130 1,486
Payment 29,484,140
Order Status 2,948,413
Delivery 2,948,416
Stock Level 2,948,415
Customer Report 29,484,136
Calibration 2 New Order 29,005,353 1,486
Payment 29,005,344
Order Status 2,900,537
Delivery 2,900,535
Stock Level 2,900,535
Customer Report 29,005,343
Calibration 3 New Order 28,988,548 1,486
Payment 28,988,543
Order Status 2,898,856
Delivery 2,898,855
Stock Level 2,898,855
Customer Report 28,988,545
100% 99.7% New Order 28,902,464 1,486
Payment 28,902,455
Order Status 2,890,244
Delivery 2,890,249
Stock Level 2,890,249
Customer Report 28,902,458
90% 90.2% New Order 26,153,949 1,486
Payment 26,153,945
Order Status 2,615,395
Delivery 2,615,394
Stock Level 2,615,396
Customer Report 26,153,945
80% 80.1% New Order 23,222,494 1,486
Payment 23,222,494
Order Status 2,322,251
Delivery 2,322,248
Stock Level 2,322,250
Customer Report 23,222,496
70% 70.2% New Order 20,345,097 1,486
Payment 20,345,104
Order Status 2,034,509
Delivery 2,034,512
Stock Level 2,034,509
Customer Report 20,345,105
60% 60.2% New Order 17,448,191 1,486
Payment 17,448,186
Order Status 1,744,820
Delivery 1,744,819
Stock Level 1,744,818
Customer Report 17,448,181
50% 50.2% New Order 14,570,706 1,486
Payment 14,570,698
Order Status 1,457,071
Delivery 1,457,069
Stock Level 1,457,070
Customer Report 14,570,698
40% 40.0% New Order 11,594,943 1,486
Payment 11,594,940
Order Status 1,159,492
Delivery 1,159,493
Stock Level 1,159,495
Customer Report 11,594,939
30% 30.1% New Order 8,720,281 1,486
Payment 8,720,290
Order Status 872,030
Delivery 872,029
Stock Level 872,030
Customer Report 8,720,284
20% 20.3% New Order 5,883,142 1,486
Payment 5,883,145
Order Status 588,315
Delivery 588,317
Stock Level 588,314
Customer Report 5,883,150
10% 9.9% New Order 2,863,026 1,486
Payment 2,863,037
Order Status 286,303
Delivery 286,303
Stock Level 286,301
Customer Report 2,863,036
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0