Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 122,311
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     124,166
Calibration 2     122,320
Calibration 3     122,523
ssj_ops@calibrated=122,421
100% 99.9% 122,421 122,311
90% 88.7% 110,179 108,593
80% 80.2% 97,937 98,169
70% 70.2% 85,695 85,948
60% 60.0% 73,453 73,465
50% 50.4% 61,211 61,745
40% 39.3% 48,969 48,055
30% 30.1% 36,726 36,833
20% 20.0% 24,484 24,468
10% 9.8% 12,242 11,995
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 9,034,067 2,038
Payment 9,034,063
Order Status 903,405
Delivery 903,405
Stock Level 903,408
Customer Report 9,034,062
Calibration 2 New Order 8,897,379 2,038
Payment 8,897,380
Order Status 889,739
Delivery 889,738
Stock Level 889,739
Customer Report 8,897,377
Calibration 3 New Order 8,917,333 2,038
Payment 8,917,331
Order Status 891,735
Delivery 891,734
Stock Level 891,735
Customer Report 8,917,331
100% 99.9% New Order 8,904,694 2,038
Payment 8,904,692
Order Status 890,468
Delivery 890,470
Stock Level 890,470
Customer Report 8,904,692
90% 88.7% New Order 7,897,989 2,038
Payment 7,897,989
Order Status 789,799
Delivery 789,798
Stock Level 789,799
Customer Report 7,897,990
80% 80.2% New Order 7,139,540 2,038
Payment 7,139,543
Order Status 713,954
Delivery 713,954
Stock Level 713,954
Customer Report 7,139,542
70% 70.2% New Order 6,251,714 2,038
Payment 6,251,710
Order Status 625,170
Delivery 625,170
Stock Level 625,171
Customer Report 6,251,716
60% 60.0% New Order 5,343,075 2,038
Payment 5,343,073
Order Status 534,308
Delivery 534,307
Stock Level 534,308
Customer Report 5,343,076
50% 50.4% New Order 4,491,121 2,038
Payment 4,491,125
Order Status 449,114
Delivery 449,112
Stock Level 449,112
Customer Report 4,491,124
40% 39.3% New Order 3,495,069 2,038
Payment 3,495,067
Order Status 349,506
Delivery 349,508
Stock Level 349,508
Customer Report 3,495,068
30% 30.1% New Order 2,678,824 2,038
Payment 2,678,820
Order Status 267,881
Delivery 267,882
Stock Level 267,884
Customer Report 2,678,824
20% 20.0% New Order 1,779,557 2,038
Payment 1,779,554
Order Status 177,956
Delivery 177,957
Stock Level 177,955
Customer Report 1,779,556
10% 9.8% New Order 872,424 2,038
Payment 872,424
Order Status 87,243
Delivery 87,242
Stock Level 87,242
Customer Report 872,425
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0