Dell Inc. PowerEdge R7725 ssj_ops@100% = 518,850
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 19, 2025
Hardware Availability: Nov-2024 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     527,762
Calibration 2     518,724
Calibration 3     519,383
ssj_ops@calibrated=519,054
100% 100.0% 519,054 518,850
90% 89.7% 467,148 465,534
80% 79.9% 415,243 414,933
70% 69.9% 363,338 362,584
60% 59.9% 311,432 311,097
50% 50.2% 259,527 260,659
40% 40.0% 207,622 207,611
30% 30.0% 155,716 155,545
20% 20.0% 103,811 103,791
10% 9.9% 51,905 51,291
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 R7725
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7725
Form Factor: 2U
CPU Name: AMD EPYC 9355 3.55 GHz
CPU Characteristics: 32 core, 3.55 GHz, 256 MB L3 Cache, Max Boost Clock up to 4.4 GHz
CPU Frequency (MHz): 3550
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 + 48 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 PC5-6400-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 3200
Power Supply Details: 2 x Delta 3200W Titanium Efficiency (DPN - J0KHH)
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 5719 Quad Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 6/6/1
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: 1.5.3
Management Firmware Version: 1.20.80.50 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 38,385,169 1,486
Payment 38,385,166
Order Status 3,838,517
Delivery 3,838,517
Stock Level 3,838,515
Customer Report 38,385,169
Calibration 2 New Order 37,727,094 1,486
Payment 37,727,093
Order Status 3,772,711
Delivery 3,772,710
Stock Level 3,772,710
Customer Report 37,727,101
Calibration 3 New Order 37,775,481 1,486
Payment 37,775,488
Order Status 3,777,547
Delivery 3,777,548
Stock Level 3,777,548
Customer Report 37,775,479
100% 100.0% New Order 37,735,572 1,486
Payment 37,735,582
Order Status 3,773,558
Delivery 3,773,559
Stock Level 3,773,558
Customer Report 37,735,575
90% 89.7% New Order 33,858,883 1,486
Payment 33,858,879
Order Status 3,385,889
Delivery 3,385,888
Stock Level 3,385,889
Customer Report 33,858,887
80% 79.9% New Order 30,176,984 1,486
Payment 30,176,983
Order Status 3,017,699
Delivery 3,017,700
Stock Level 3,017,699
Customer Report 30,176,982
70% 69.9% New Order 26,371,095 1,486
Payment 26,371,102
Order Status 2,637,111
Delivery 2,637,112
Stock Level 2,637,111
Customer Report 26,371,095
60% 59.9% New Order 22,625,565 1,486
Payment 22,625,568
Order Status 2,262,558
Delivery 2,262,555
Stock Level 2,262,556
Customer Report 22,625,559
50% 50.2% New Order 18,957,883 1,486
Payment 18,957,882
Order Status 1,895,786
Delivery 1,895,787
Stock Level 1,895,788
Customer Report 18,957,880
40% 40.0% New Order 15,099,301 1,486
Payment 15,099,294
Order Status 1,509,931
Delivery 1,509,930
Stock Level 1,509,931
Customer Report 15,099,299
30% 30.0% New Order 11,312,960 1,486
Payment 11,312,963
Order Status 1,131,297
Delivery 1,131,296
Stock Level 1,131,297
Customer Report 11,312,962
20% 20.0% New Order 7,548,786 1,486
Payment 7,548,794
Order Status 754,878
Delivery 754,880
Stock Level 754,877
Customer Report 7,548,785
10% 9.9% New Order 3,730,304 1,486
Payment 3,730,302
Order Status 373,030
Delivery 373,030
Stock Level 373,028
Customer Report 3,730,307
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0