Dell Inc. PowerEdge R7725 ssj_ops@100% = 522,992
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     529,369
Calibration 2     523,183
Calibration 3     524,111
ssj_ops@calibrated=523,647
100% 99.9% 523,647 522,992
90% 89.9% 471,282 470,971
80% 80.2% 418,918 419,732
70% 69.7% 366,553 365,047
60% 60.3% 314,188 315,952
50% 50.0% 261,824 261,690
40% 40.1% 209,459 210,000
30% 29.9% 157,094 156,722
20% 19.7% 104,729 103,274
10% 10.1% 52,365 53,040
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
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 38,503,547 1,486
Payment 38,503,538
Order Status 3,850,355
Delivery 3,850,355
Stock Level 3,850,356
Customer Report 38,503,549
Calibration 2 New Order 38,051,468 1,486
Payment 38,051,461
Order Status 3,805,145
Delivery 3,805,147
Stock Level 3,805,146
Customer Report 38,051,469
Calibration 3 New Order 38,119,159 1,486
Payment 38,119,145
Order Status 3,811,915
Delivery 3,811,916
Stock Level 3,811,916
Customer Report 38,119,158
100% 99.9% New Order 38,036,120 1,486
Payment 38,036,122
Order Status 3,803,612
Delivery 3,803,612
Stock Level 3,803,611
Customer Report 38,036,125
90% 89.9% New Order 34,252,654 1,486
Payment 34,252,646
Order Status 3,425,264
Delivery 3,425,266
Stock Level 3,425,265
Customer Report 34,252,651
80% 80.2% New Order 30,526,248 1,486
Payment 30,526,249
Order Status 3,052,625
Delivery 3,052,626
Stock Level 3,052,623
Customer Report 30,526,248
70% 69.7% New Order 26,554,200 1,486
Payment 26,554,210
Order Status 2,655,419
Delivery 2,655,420
Stock Level 2,655,419
Customer Report 26,554,203
60% 60.3% New Order 22,979,058 1,486
Payment 22,979,068
Order Status 2,297,906
Delivery 2,297,905
Stock Level 2,297,906
Customer Report 22,979,068
50% 50.0% New Order 19,033,905 1,486
Payment 19,033,906
Order Status 1,903,391
Delivery 1,903,390
Stock Level 1,903,390
Customer Report 19,033,906
40% 40.1% New Order 15,274,790 1,486
Payment 15,274,787
Order Status 1,527,479
Delivery 1,527,481
Stock Level 1,527,481
Customer Report 15,274,795
30% 29.9% New Order 11,398,179 1,486
Payment 11,398,184
Order Status 1,139,818
Delivery 1,139,821
Stock Level 1,139,819
Customer Report 11,398,181
20% 19.7% New Order 7,510,883 1,486
Payment 7,510,883
Order Status 751,088
Delivery 751,087
Stock Level 751,089
Customer Report 7,510,877
10% 10.1% New Order 3,857,535 1,486
Payment 3,857,536
Order Status 385,752
Delivery 385,751
Stock Level 385,753
Customer Report 3,857,537
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0