Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 153,619
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     157,333
Calibration 2     154,880
Calibration 3     153,857
ssj_ops@calibrated=154,369
100% 99.5% 154,369 153,619
90% 90.6% 138,932 139,838
80% 80.1% 123,495 123,652
70% 70.2% 108,058 108,325
60% 60.1% 92,621 92,721
50% 50.1% 77,184 77,369
40% 40.3% 61,747 62,280
30% 30.3% 46,311 46,753
20% 20.1% 30,874 31,029
10% 9.8% 15,437 15,183
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 11,442,757 1,014
Payment 11,442,755
Order Status 1,144,274
Delivery 1,144,275
Stock Level 1,144,275
Customer Report 11,442,757
Calibration 2 New Order 11,264,092 1,014
Payment 11,264,089
Order Status 1,126,408
Delivery 1,126,408
Stock Level 1,126,408
Customer Report 11,264,089
Calibration 3 New Order 11,189,630 1,014
Payment 11,189,631
Order Status 1,118,962
Delivery 1,118,963
Stock Level 1,118,963
Customer Report 11,189,630
100% 99.5% New Order 11,172,292 1,014
Payment 11,172,295
Order Status 1,117,230
Delivery 1,117,228
Stock Level 1,117,231
Customer Report 11,172,289
90% 90.6% New Order 10,170,069 1,014
Payment 10,170,071
Order Status 1,017,006
Delivery 1,017,008
Stock Level 1,017,008
Customer Report 10,170,072
80% 80.1% New Order 8,993,000 1,014
Payment 8,992,996
Order Status 899,299
Delivery 899,300
Stock Level 899,301
Customer Report 8,992,997
70% 70.2% New Order 7,878,165 1,012
Payment 7,878,171
Order Status 787,817
Delivery 787,817
Stock Level 787,817
Customer Report 7,878,170
60% 60.1% New Order 6,743,343 1,014
Payment 6,743,347
Order Status 674,335
Delivery 674,334
Stock Level 674,334
Customer Report 6,743,349
50% 50.1% New Order 5,626,842 1,014
Payment 5,626,839
Order Status 562,683
Delivery 562,684
Stock Level 562,683
Customer Report 5,626,833
40% 40.3% New Order 4,529,488 1,014
Payment 4,529,492
Order Status 452,948
Delivery 452,949
Stock Level 452,948
Customer Report 4,529,488
30% 30.3% New Order 3,400,242 1,014
Payment 3,400,241
Order Status 340,024
Delivery 340,025
Stock Level 340,024
Customer Report 3,400,242
20% 20.1% New Order 2,256,668 1,014
Payment 2,256,666
Order Status 225,669
Delivery 225,667
Stock Level 225,665
Customer Report 2,256,665
10% 9.8% New Order 1,104,243 1,014
Payment 1,104,239
Order Status 110,424
Delivery 110,424
Stock Level 110,424
Customer Report 1,104,246
Active Idle New Order 0 1,014
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0