Dell Inc. PowerEdge XR8720t (Intel Xeon 6766P-B) ssj_ops@100% = 156,192
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Apr 3, 2026
Hardware Availability: Mar-2026 Software Availability: Mar-2026 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     159,429
Calibration 2     156,440
Calibration 3     156,586
ssj_ops@calibrated=156,513
100% 99.8% 156,513 156,192
90% 90.9% 140,862 142,215
80% 80.1% 125,210 125,341
70% 70.5% 109,559 110,358
60% 59.9% 93,908 93,794
50% 49.8% 78,256 77,929
40% 40.2% 62,605 62,856
30% 29.7% 46,954 46,519
20% 19.8% 31,303 31,010
10% 9.8% 15,651 15,312
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 XR8720t
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge XR8720t (Intel Xeon 6766P-B)
Form Factor: 2U
CPU Name: Intel Xeon 6766P-B
CPU Characteristics: 64 core, 2300 MHz, 256 MB L3 Cache, Max frequency 3500 MHz
CPU Frequency (MHz): 2300
CPU(s) Enabled: 64 cores, 1 chip, 64 cores/chip
Hardware Threads: 128 (2 / core)
CPU(s) Orderable: 1 chip
Primary Cache: 64 KB I + 48 KB D on chip per core
Secondary Cache: 2 MB I+D on chip per core
Tertiary Cache: 256 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 256
# and size of DIMM: 8 x 32 GB
Memory Details: 32 GB 2Rx8 PC5-6400B-R, slots A1 A2 A3 A4 A5 A6 A7 A8 populated.
Power Supply Quantity and Rating (W): 1 x 1800
Power Supply Details: 1800W Titanium Efficiency (SKU: 450-BCXB)
Disk Drive: 1 x 960 GB NVMe M.2 SSD
Disk Controller: Integrated PCIe Controller
# and type of Network Interface Cards (NICs) Installed: 1 x Intel Ethernet Connection E825-C for SFP (rev 04)
NICs Enabled in Firmware / OS / Connected: 8/8/2
Network Speed (Mbit): 10000
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): Red Hat Enterprise Linux 10.0 (Coughlan)
OS Version: 6.12.0-55.9.1.el10_0.x86_64
Filesystem: xfs
JVM Vendor: Oracle
JVM Version: Java HotSpot(TM) 64-Bit Server VM(build 17.0.11+7-LTS-207, mixed mode)
JVM Command-line Options: -server -Xms1024m -Xmx1024m -Xmn800m -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: for each physicalCore { numactl -C physicalCoreId, physicalCoreId + 64}
JVM Instances: 64
JVM Initial Heap (MB): 1024
JVM Maximum Heap (MB): 1024
JVM Address Bits: 64
Boot Firmware Version: 1.1.3
Management Firmware Version: 1.30.10.50
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Enabled (see SUT notes)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 11,595,161 1,015
Payment 11,595,171
Order Status 1,159,518
Delivery 1,159,516
Stock Level 1,159,517
Customer Report 11,595,165
Calibration 2 New Order 11,377,462 1,014
Payment 11,377,462
Order Status 1,137,747
Delivery 1,137,745
Stock Level 1,137,748
Customer Report 11,377,465
Calibration 3 New Order 11,388,098 1,014
Payment 11,388,101
Order Status 1,138,810
Delivery 1,138,810
Stock Level 1,138,810
Customer Report 11,388,102
100% 99.8% New Order 11,359,513 1,015
Payment 11,359,503
Order Status 1,135,951
Delivery 1,135,950
Stock Level 1,135,949
Customer Report 11,359,509
90% 90.9% New Order 10,342,901 1,014
Payment 10,342,900
Order Status 1,034,290
Delivery 1,034,290
Stock Level 1,034,292
Customer Report 10,342,897
80% 80.1% New Order 9,115,771 1,015
Payment 9,115,773
Order Status 911,579
Delivery 911,578
Stock Level 911,577
Customer Report 9,115,778
70% 70.5% New Order 8,026,065 1,014
Payment 8,026,072
Order Status 802,607
Delivery 802,608
Stock Level 802,607
Customer Report 8,026,070
60% 59.9% New Order 6,821,399 1,014
Payment 6,821,402
Order Status 682,142
Delivery 682,141
Stock Level 682,139
Customer Report 6,821,401
50% 49.8% New Order 5,667,591 1,014
Payment 5,667,590
Order Status 566,759
Delivery 566,759
Stock Level 566,759
Customer Report 5,667,592
40% 40.2% New Order 4,571,330 1,014
Payment 4,571,326
Order Status 457,132
Delivery 457,133
Stock Level 457,132
Customer Report 4,571,328
30% 29.7% New Order 3,383,212 1,014
Payment 3,383,215
Order Status 338,321
Delivery 338,320
Stock Level 338,321
Customer Report 3,383,215
20% 19.8% New Order 2,255,276 1,014
Payment 2,255,276
Order Status 225,529
Delivery 225,528
Stock Level 225,528
Customer Report 2,255,281
10% 9.8% New Order 1,113,633 1,014
Payment 1,113,639
Order Status 111,364
Delivery 111,363
Stock Level 111,363
Customer Report 1,113,638
Active Idle New Order 0 1,014
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0