Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 155,056
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     157,521
Calibration 2     155,776
Calibration 3     155,193
ssj_ops@calibrated=155,484
100% 99.7% 155,484 155,056
90% 90.1% 139,936 140,106
80% 79.5% 124,387 123,653
70% 69.2% 108,839 107,554
60% 59.3% 93,291 92,234
50% 50.8% 77,742 78,921
40% 39.9% 62,194 61,984
30% 30.0% 46,645 46,710
20% 20.0% 31,097 31,163
10% 9.7% 15,548 15,130
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 11,456,437 1,015
Payment 11,456,437
Order Status 1,145,646
Delivery 1,145,643
Stock Level 1,145,644
Customer Report 11,456,440
Calibration 2 New Order 11,329,204 1,016
Payment 11,329,205
Order Status 1,132,920
Delivery 1,132,920
Stock Level 1,132,920
Customer Report 11,329,201
Calibration 3 New Order 11,286,749 1,016
Payment 11,286,751
Order Status 1,128,676
Delivery 1,128,676
Stock Level 1,128,675
Customer Report 11,286,752
100% 99.7% New Order 11,276,941 1,016
Payment 11,276,939
Order Status 1,127,694
Delivery 1,127,694
Stock Level 1,127,696
Customer Report 11,276,938
90% 90.1% New Order 10,189,526 1,016
Payment 10,189,529
Order Status 1,018,954
Delivery 1,018,953
Stock Level 1,018,954
Customer Report 10,189,527
80% 79.5% New Order 8,993,035 1,016
Payment 8,993,030
Order Status 899,302
Delivery 899,303
Stock Level 899,304
Customer Report 8,993,033
70% 69.2% New Order 7,822,120 1,015
Payment 7,822,124
Order Status 782,213
Delivery 782,215
Stock Level 782,211
Customer Report 7,822,124
60% 59.3% New Order 6,707,964 1,016
Payment 6,707,973
Order Status 670,797
Delivery 670,796
Stock Level 670,797
Customer Report 6,707,968
50% 50.8% New Order 5,739,791 1,015
Payment 5,739,792
Order Status 573,979
Delivery 573,979
Stock Level 573,980
Customer Report 5,739,794
40% 39.9% New Order 4,507,968 1,016
Payment 4,507,974
Order Status 450,796
Delivery 450,798
Stock Level 450,797
Customer Report 4,507,971
30% 30.0% New Order 3,397,086 1,016
Payment 3,397,083
Order Status 339,708
Delivery 339,710
Stock Level 339,710
Customer Report 3,397,080
20% 20.0% New Order 2,266,410 1,015
Payment 2,266,415
Order Status 226,642
Delivery 226,642
Stock Level 226,641
Customer Report 2,266,415
10% 9.7% New Order 1,100,390 1,014
Payment 1,100,390
Order Status 110,039
Delivery 110,039
Stock Level 110,038
Customer Report 1,100,391
Active Idle New Order 0 1,014
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0