Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 152,837
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     155,300
Calibration 2     153,169
Calibration 3     152,760
ssj_ops@calibrated=152,965
100% 99.9% 152,965 152,837
90% 89.4% 137,668 136,783
80% 79.9% 122,372 122,287
70% 70.1% 107,075 107,159
60% 59.9% 91,779 91,633
50% 50.3% 76,482 76,989
40% 40.2% 61,186 61,529
30% 29.9% 45,889 45,791
20% 20.1% 30,593 30,762
10% 9.9% 15,296 15,164
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 11,294,875 1,016
Payment 11,294,872
Order Status 1,129,489
Delivery 1,129,487
Stock Level 1,129,488
Customer Report 11,294,865
Calibration 2 New Order 11,139,581 1,016
Payment 11,139,583
Order Status 1,113,959
Delivery 1,113,960
Stock Level 1,113,960
Customer Report 11,139,583
Calibration 3 New Order 11,109,839 1,016
Payment 11,109,834
Order Status 1,110,984
Delivery 1,110,984
Stock Level 1,110,984
Customer Report 11,109,837
100% 99.9% New Order 11,115,527 1,016
Payment 11,115,530
Order Status 1,111,554
Delivery 1,111,553
Stock Level 1,111,554
Customer Report 11,115,532
90% 89.4% New Order 9,947,864 1,015
Payment 9,947,863
Order Status 994,787
Delivery 994,787
Stock Level 994,785
Customer Report 9,947,865
80% 79.9% New Order 8,893,587 1,015
Payment 8,893,591
Order Status 889,361
Delivery 889,359
Stock Level 889,358
Customer Report 8,893,593
70% 70.1% New Order 7,793,416 1,016
Payment 7,793,417
Order Status 779,342
Delivery 779,342
Stock Level 779,342
Customer Report 7,793,419
60% 59.9% New Order 6,664,250 1,014
Payment 6,664,253
Order Status 666,424
Delivery 666,424
Stock Level 666,425
Customer Report 6,664,246
50% 50.3% New Order 5,599,234 1,015
Payment 5,599,235
Order Status 559,923
Delivery 559,923
Stock Level 559,923
Customer Report 5,599,236
40% 40.2% New Order 4,474,819 1,016
Payment 4,474,820
Order Status 447,483
Delivery 447,483
Stock Level 447,482
Customer Report 4,474,825
30% 29.9% New Order 3,330,230 1,016
Payment 3,330,230
Order Status 333,022
Delivery 333,021
Stock Level 333,022
Customer Report 3,330,230
20% 20.1% New Order 2,237,272 1,016
Payment 2,237,272
Order Status 223,728
Delivery 223,726
Stock Level 223,727
Customer Report 2,237,275
10% 9.9% New Order 1,102,815 1,016
Payment 1,102,813
Order Status 110,282
Delivery 110,281
Stock Level 110,281
Customer Report 1,102,822
Active Idle New Order 0 1,016
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0