Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,893
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     122,822
Calibration 2     121,973
Calibration 3     122,244
ssj_ops@calibrated=122,109
100% 99.8% 122,109 121,893
90% 89.6% 109,898 109,443
80% 79.4% 97,687 96,917
70% 70.2% 85,476 85,717
60% 60.2% 73,265 73,501
50% 49.6% 61,054 60,505
40% 40.0% 48,843 48,817
30% 30.3% 36,633 36,986
20% 19.8% 24,422 24,141
10% 9.8% 12,211 11,987
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 8,953,062 2,038
Payment 8,953,065
Order Status 895,305
Delivery 895,305
Stock Level 895,307
Customer Report 8,953,071
Calibration 2 New Order 8,874,416 2,038
Payment 8,874,418
Order Status 887,442
Delivery 887,442
Stock Level 887,440
Customer Report 8,874,418
Calibration 3 New Order 8,897,648 2,038
Payment 8,897,651
Order Status 889,765
Delivery 889,763
Stock Level 889,765
Customer Report 8,897,650
100% 99.8% New Order 8,867,371 2,038
Payment 8,867,372
Order Status 886,737
Delivery 886,737
Stock Level 886,738
Customer Report 8,867,368
90% 89.6% New Order 7,959,996 2,038
Payment 7,959,996
Order Status 795,999
Delivery 796,000
Stock Level 795,998
Customer Report 7,959,997
80% 79.4% New Order 7,050,288 2,038
Payment 7,050,288
Order Status 705,030
Delivery 705,029
Stock Level 705,029
Customer Report 7,050,288
70% 70.2% New Order 6,234,258 2,038
Payment 6,234,259
Order Status 623,425
Delivery 623,426
Stock Level 623,425
Customer Report 6,234,257
60% 60.2% New Order 5,346,139 2,038
Payment 5,346,134
Order Status 534,614
Delivery 534,612
Stock Level 534,615
Customer Report 5,346,134
50% 49.6% New Order 4,400,519 2,038
Payment 4,400,518
Order Status 440,052
Delivery 440,052
Stock Level 440,053
Customer Report 4,400,521
40% 40.0% New Order 3,550,352 2,038
Payment 3,550,350
Order Status 355,036
Delivery 355,036
Stock Level 355,036
Customer Report 3,550,351
30% 30.3% New Order 2,689,916 2,038
Payment 2,689,919
Order Status 268,991
Delivery 268,991
Stock Level 268,992
Customer Report 2,689,913
20% 19.8% New Order 1,755,755 2,038
Payment 1,755,759
Order Status 175,576
Delivery 175,576
Stock Level 175,577
Customer Report 1,755,757
10% 9.8% New Order 871,818 2,038
Payment 871,816
Order Status 87,182
Delivery 87,182
Stock Level 87,181
Customer Report 871,821
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0