Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,651
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jan 11, 2026
Hardware Availability: Dec-2025 Software Availability: Dec-2025 Publication: Jan 27, 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     126,263
Calibration 2     124,062
Calibration 3     124,314
ssj_ops@calibrated=124,188
100% 99.6% 124,188 123,651
90% 90.5% 111,769 112,402
80% 79.2% 99,350 98,398
70% 70.3% 86,932 87,296
60% 60.2% 74,513 74,745
50% 50.2% 62,094 62,336
40% 40.2% 49,675 49,984
30% 30.2% 37,256 37,496
20% 19.9% 24,838 24,765
10% 9.9% 12,419 12,325
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 R770AP
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R770AP (Intel Xeon 6980P)
Form Factor: 2U
CPU Name: Intel Xeon 6980P 2.0 GHz
CPU Characteristics: 128 core, 2.0 GHz, 504 MB L3 Cache, Max Boost Clock up to 3.9 GHz
CPU Frequency (MHz): 2000
CPU(s) Enabled: 256 cores, 2 chips, 256 cores/chip
Hardware Threads: 512 (2 / core)
CPU(s) Orderable: 1,2 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: 504 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 768
# and size of DIMM: 24 x 32 GB
Memory Details: 32 GB 2Rx4 PC5-6400-R running at 6400MHz Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 1 x 3200
Power Supply Details: 3200W Titanium Efficiency
Disk Drive: 1 x 960 GB NVMe Gen4
Disk Controller: PCIe SSD Backplane
# and type of Network Interface Cards (NICs) Installed: 1 x Intel(R) Eth Ntwk Adptr OCP 3.0 E610-IT4
NICs Enabled in Firmware / OS / Connected: 4/3/2
Network Speed (Mbit): 2500
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Balanced power plan in OS (see SUT notes)
Operating System (OS): Microsoft Windows Server 2022 Datacenter
OS Version: 21H2 (OS Build 20348.587)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.14+8-LTS-191, mixed mode, sharing)
JVM Command-line Options: -server -Xms2048m -Xmx2048m -Xmn1900m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:SurvivorRatio=1 -XX:TargetSurvivorRatio=95 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:InlineSmallCode=1500 -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill -XX:+AggressiveHeap -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=16
JVM Affinity: start /NODE [0-41] /AFFINITY [0x3,0xC,0x30,0xC0,0x300,0xC00] in addition [0,7,21,28] /AFFINITY [0x3000]
JVM Instances: 256
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: 1.1.6
Management Firmware Version: 10.20.80.50 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Minimum Power (Performance per Watt Optimized)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 9,194,462 2,038
Payment 9,194,465
Order Status 919,446
Delivery 919,447
Stock Level 919,445
Customer Report 9,194,464
Calibration 2 New Order 9,028,209 2,038
Payment 9,028,203
Order Status 902,822
Delivery 902,821
Stock Level 902,821
Customer Report 9,028,210
Calibration 3 New Order 9,048,294 2,038
Payment 9,048,292
Order Status 904,830
Delivery 904,828
Stock Level 904,829
Customer Report 9,048,290
100% 99.6% New Order 8,993,580 2,038
Payment 8,993,581
Order Status 899,358
Delivery 899,357
Stock Level 899,358
Customer Report 8,993,576
90% 90.5% New Order 8,176,908 2,038
Payment 8,176,905
Order Status 817,690
Delivery 817,690
Stock Level 817,691
Customer Report 8,176,904
80% 79.2% New Order 7,156,445 2,038
Payment 7,156,444
Order Status 715,645
Delivery 715,646
Stock Level 715,644
Customer Report 7,156,446
70% 70.3% New Order 6,348,936 2,038
Payment 6,348,936
Order Status 634,894
Delivery 634,893
Stock Level 634,893
Customer Report 6,348,933
60% 60.2% New Order 5,436,203 2,038
Payment 5,436,201
Order Status 543,621
Delivery 543,620
Stock Level 543,619
Customer Report 5,436,201
50% 50.2% New Order 4,533,654 2,038
Payment 4,533,649
Order Status 453,366
Delivery 453,364
Stock Level 453,366
Customer Report 4,533,654
40% 40.2% New Order 3,635,412 2,038
Payment 3,635,411
Order Status 363,540
Delivery 363,541
Stock Level 363,540
Customer Report 3,635,411
30% 30.2% New Order 2,727,064 2,038
Payment 2,727,059
Order Status 272,707
Delivery 272,705
Stock Level 272,706
Customer Report 2,727,056
20% 19.9% New Order 1,801,210 2,038
Payment 1,801,212
Order Status 180,120
Delivery 180,121
Stock Level 180,120
Customer Report 1,801,217
10% 9.9% New Order 896,367 2,038
Payment 896,361
Order Status 89,637
Delivery 89,635
Stock Level 89,637
Customer Report 896,363
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0