Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 155,151
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     157,265
Calibration 2     155,463
Calibration 3     155,061
ssj_ops@calibrated=155,262
100% 99.9% 155,262 155,151
90% 89.5% 139,736 138,933
80% 80.3% 124,210 124,606
70% 70.0% 108,683 108,742
60% 59.6% 93,157 92,552
50% 49.6% 77,631 76,968
40% 40.0% 62,105 62,073
30% 29.5% 46,579 45,787
20% 19.8% 31,052 30,767
10% 9.7% 15,526 15,113
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 11,437,676 1,016
Payment 11,437,672
Order Status 1,143,767
Delivery 1,143,768
Stock Level 1,143,768
Customer Report 11,437,683
Calibration 2 New Order 11,306,417 1,016
Payment 11,306,419
Order Status 1,130,643
Delivery 1,130,642
Stock Level 1,130,642
Customer Report 11,306,419
Calibration 3 New Order 11,277,273 1,015
Payment 11,277,276
Order Status 1,127,726
Delivery 1,127,727
Stock Level 1,127,727
Customer Report 11,277,269
100% 99.9% New Order 11,283,732 1,016
Payment 11,283,736
Order Status 1,128,374
Delivery 1,128,372
Stock Level 1,128,372
Customer Report 11,283,737
90% 89.5% New Order 10,104,188 1,015
Payment 10,104,196
Order Status 1,010,419
Delivery 1,010,419
Stock Level 1,010,420
Customer Report 10,104,194
80% 80.3% New Order 9,062,298 1,016
Payment 9,062,302
Order Status 906,232
Delivery 906,230
Stock Level 906,231
Customer Report 9,062,301
70% 70.0% New Order 7,908,549 1,014
Payment 7,908,549
Order Status 790,855
Delivery 790,855
Stock Level 790,853
Customer Report 7,908,549
60% 59.6% New Order 6,731,027 1,015
Payment 6,731,024
Order Status 673,103
Delivery 673,103
Stock Level 673,102
Customer Report 6,731,030
50% 49.6% New Order 5,597,676 1,016
Payment 5,597,679
Order Status 559,768
Delivery 559,767
Stock Level 559,767
Customer Report 5,597,681
40% 40.0% New Order 4,514,439 1,014
Payment 4,514,437
Order Status 451,444
Delivery 451,444
Stock Level 451,443
Customer Report 4,514,435
30% 29.5% New Order 3,329,961 1,014
Payment 3,329,955
Order Status 332,996
Delivery 332,995
Stock Level 332,995
Customer Report 3,329,956
20% 19.8% New Order 2,237,619 1,014
Payment 2,237,620
Order Status 223,762
Delivery 223,760
Stock Level 223,763
Customer Report 2,237,617
10% 9.7% New Order 1,099,146 1,014
Payment 1,099,145
Order Status 109,914
Delivery 109,915
Stock Level 109,915
Customer Report 1,099,143
Active Idle New Order 0 1,014
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0