Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 155,316
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Apr 9, 2026
Hardware Availability: Mar-2026 Software Availability: Mar-2026 Publication: May 12, 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     157,656
Calibration 2     155,284
Calibration 3     155,508
ssj_ops@calibrated=155,396
100% 99.9% 155,396 155,316
90% 90.2% 139,856 140,226
80% 80.2% 124,317 124,601
70% 69.8% 108,777 108,477
60% 60.2% 93,238 93,499
50% 50.6% 77,698 78,581
40% 39.6% 62,158 61,478
30% 30.0% 46,619 46,686
20% 20.1% 31,079 31,311
10% 10.1% 15,540 15,625
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 6776P-B)
Form Factor: 2U
CPU Name: Intel Xeon 6776P-B
CPU Characteristics: 72 core, 2300 MHz, 288 MB L3 Cache, Max frequency 3500 MHz
CPU Frequency (MHz): 2300
CPU(s) Enabled: 72 cores, 1 chip, 72 cores/chip
Hardware Threads: 144 (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: 288 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: 1 x 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 QSFP (rev 04)
NICs Enabled in Firmware / OS / Connected: 2/2/2
Network Speed (Mbit): 10000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: System DBPM (DAPC) enabled in BIOS; operating system used default power management settings with no explicit power mode or tuned profile configured.
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: 72
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 11,466,071 1,014
Payment 11,466,067
Order Status 1,146,606
Delivery 1,146,607
Stock Level 1,146,606
Customer Report 11,466,066
Calibration 2 New Order 11,293,422 1,014
Payment 11,293,416
Order Status 1,129,341
Delivery 1,129,342
Stock Level 1,129,343
Customer Report 11,293,412
Calibration 3 New Order 11,309,716 1,014
Payment 11,309,716
Order Status 1,130,972
Delivery 1,130,971
Stock Level 1,130,971
Customer Report 11,309,711
100% 99.9% New Order 11,295,815 1,014
Payment 11,295,816
Order Status 1,129,581
Delivery 1,129,582
Stock Level 1,129,581
Customer Report 11,295,817
90% 90.2% New Order 10,198,231 1,014
Payment 10,198,226
Order Status 1,019,823
Delivery 1,019,823
Stock Level 1,019,822
Customer Report 10,198,229
80% 80.2% New Order 9,062,037 1,014
Payment 9,062,031
Order Status 906,204
Delivery 906,202
Stock Level 906,203
Customer Report 9,062,038
70% 69.8% New Order 7,889,228 1,014
Payment 7,889,231
Order Status 788,922
Delivery 788,923
Stock Level 788,923
Customer Report 7,889,234
60% 60.2% New Order 6,799,960 1,014
Payment 6,799,957
Order Status 679,996
Delivery 679,996
Stock Level 679,997
Customer Report 6,799,963
50% 50.6% New Order 5,714,995 1,014
Payment 5,714,993
Order Status 571,498
Delivery 571,499
Stock Level 571,501
Customer Report 5,714,993
40% 39.6% New Order 4,471,131 1,014
Payment 4,471,126
Order Status 447,113
Delivery 447,114
Stock Level 447,112
Customer Report 4,471,131
30% 30.0% New Order 3,395,325 1,014
Payment 3,395,324
Order Status 339,532
Delivery 339,534
Stock Level 339,532
Customer Report 3,395,328
20% 20.1% New Order 2,277,199 1,014
Payment 2,277,201
Order Status 227,721
Delivery 227,721
Stock Level 227,721
Customer Report 2,277,200
10% 10.1% New Order 1,136,342 1,014
Payment 1,136,342
Order Status 113,635
Delivery 113,636
Stock Level 113,634
Customer Report 1,136,349
Active Idle New Order 0 1,014
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0