Dell Inc. PowerEdge R7625 ssj_ops@100% = 394,396
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     404,815
Calibration 2     393,882
Calibration 3     393,874
ssj_ops@calibrated=393,878
100% 100.1% 393,878 394,396
90% 89.5% 354,490 352,629
80% 80.2% 315,103 315,999
70% 70.2% 275,715 276,552
60% 60.1% 236,327 236,574
50% 50.3% 196,939 197,958
40% 39.3% 157,551 154,973
30% 30.0% 118,163 118,290
20% 20.0% 78,776 78,698
10% 10.1% 39,388 39,654
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 29,445,056 1,486
Payment 29,445,062
Order Status 2,944,508
Delivery 2,944,506
Stock Level 2,944,506
Customer Report 29,445,061
Calibration 2 New Order 28,646,720 1,486
Payment 28,646,710
Order Status 2,864,672
Delivery 2,864,669
Stock Level 2,864,671
Customer Report 28,646,712
Calibration 3 New Order 28,647,907 1,486
Payment 28,647,909
Order Status 2,864,790
Delivery 2,864,791
Stock Level 2,864,794
Customer Report 28,647,906
100% 100.1% New Order 28,684,914 1,486
Payment 28,684,921
Order Status 2,868,491
Delivery 2,868,491
Stock Level 2,868,494
Customer Report 28,684,918
90% 89.5% New Order 25,645,897 1,486
Payment 25,645,897
Order Status 2,564,590
Delivery 2,564,590
Stock Level 2,564,590
Customer Report 25,645,896
80% 80.2% New Order 22,981,842 1,486
Payment 22,981,845
Order Status 2,298,185
Delivery 2,298,186
Stock Level 2,298,185
Customer Report 22,981,840
70% 70.2% New Order 20,113,088 1,486
Payment 20,113,084
Order Status 2,011,309
Delivery 2,011,308
Stock Level 2,011,309
Customer Report 20,113,078
60% 60.1% New Order 17,205,540 1,486
Payment 17,205,539
Order Status 1,720,553
Delivery 1,720,555
Stock Level 1,720,554
Customer Report 17,205,538
50% 50.3% New Order 14,397,758 1,486
Payment 14,397,754
Order Status 1,439,775
Delivery 1,439,777
Stock Level 1,439,774
Customer Report 14,397,756
40% 39.3% New Order 11,271,222 1,486
Payment 11,271,216
Order Status 1,127,121
Delivery 1,127,123
Stock Level 1,127,121
Customer Report 11,271,218
30% 30.0% New Order 8,603,089 1,486
Payment 8,603,088
Order Status 860,309
Delivery 860,311
Stock Level 860,307
Customer Report 8,603,089
20% 20.0% New Order 5,723,704 1,486
Payment 5,723,710
Order Status 572,371
Delivery 572,371
Stock Level 572,371
Customer Report 5,723,702
10% 10.1% New Order 2,883,962 1,486
Payment 2,883,960
Order Status 288,397
Delivery 288,396
Stock Level 288,398
Customer Report 2,883,966
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0