Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 124,212
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     125,540
Calibration 2     124,240
Calibration 3     124,560
ssj_ops@calibrated=124,400
100% 99.8% 124,400 124,212
90% 90.6% 111,960 112,700
80% 80.2% 99,520 99,741
70% 70.0% 87,080 87,115
60% 59.9% 74,640 74,558
50% 49.9% 62,200 62,117
40% 39.8% 49,760 49,487
30% 30.1% 37,320 37,492
20% 19.9% 24,880 24,776
10% 10.0% 12,440 12,466
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 9,138,686 2,038
Payment 9,138,689
Order Status 913,869
Delivery 913,869
Stock Level 913,869
Customer Report 9,138,686
Calibration 2 New Order 9,042,320 2,038
Payment 9,042,315
Order Status 904,231
Delivery 904,232
Stock Level 904,231
Customer Report 9,042,326
Calibration 3 New Order 9,063,281 2,038
Payment 9,063,279
Order Status 906,328
Delivery 906,327
Stock Level 906,327
Customer Report 9,063,281
100% 99.8% New Order 9,048,374 2,038
Payment 9,048,379
Order Status 904,837
Delivery 904,838
Stock Level 904,838
Customer Report 9,048,378
90% 90.6% New Order 8,197,965 2,038
Payment 8,197,963
Order Status 819,796
Delivery 819,796
Stock Level 819,797
Customer Report 8,197,966
80% 80.2% New Order 7,254,705 2,038
Payment 7,254,711
Order Status 725,471
Delivery 725,471
Stock Level 725,470
Customer Report 7,254,711
70% 70.0% New Order 6,335,915 2,038
Payment 6,335,914
Order Status 633,593
Delivery 633,592
Stock Level 633,591
Customer Report 6,335,916
60% 59.9% New Order 5,423,117 2,038
Payment 5,423,122
Order Status 542,313
Delivery 542,312
Stock Level 542,311
Customer Report 5,423,121
50% 49.9% New Order 4,518,300 2,038
Payment 4,518,302
Order Status 451,829
Delivery 451,830
Stock Level 451,830
Customer Report 4,518,298
40% 39.8% New Order 3,599,213 2,038
Payment 3,599,216
Order Status 359,922
Delivery 359,921
Stock Level 359,923
Customer Report 3,599,223
30% 30.1% New Order 2,726,696 2,038
Payment 2,726,698
Order Status 272,670
Delivery 272,669
Stock Level 272,669
Customer Report 2,726,697
20% 19.9% New Order 1,802,047 2,038
Payment 1,802,046
Order Status 180,204
Delivery 180,204
Stock Level 180,206
Customer Report 1,802,049
10% 10.0% New Order 906,667 2,038
Payment 906,666
Order Status 90,664
Delivery 90,666
Stock Level 90,667
Customer Report 906,670
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0