Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,690
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     124,735
Calibration 2     122,710
Calibration 3     123,140
ssj_ops@calibrated=122,925
100% 99.0% 122,925 121,690
90% 88.9% 110,632 109,305
80% 79.9% 98,340 98,177
70% 70.2% 86,047 86,354
60% 60.1% 73,755 73,870
50% 49.8% 61,462 61,213
40% 40.0% 49,170 49,178
30% 29.9% 36,877 36,762
20% 20.5% 24,585 25,183
10% 9.8% 12,292 12,098
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 9,075,876 2,038
Payment 9,075,878
Order Status 907,588
Delivery 907,587
Stock Level 907,587
Customer Report 9,075,882
Calibration 2 New Order 8,929,665 2,038
Payment 8,929,662
Order Status 892,966
Delivery 892,967
Stock Level 892,967
Customer Report 8,929,664
Calibration 3 New Order 8,958,188 2,038
Payment 8,958,184
Order Status 895,819
Delivery 895,818
Stock Level 895,819
Customer Report 8,958,184
100% 99.0% New Order 8,854,403 2,038
Payment 8,854,406
Order Status 885,439
Delivery 885,440
Stock Level 885,441
Customer Report 8,854,407
90% 88.9% New Order 7,951,344 2,038
Payment 7,951,342
Order Status 795,134
Delivery 795,135
Stock Level 795,135
Customer Report 7,951,346
80% 79.9% New Order 7,140,195 2,038
Payment 7,140,192
Order Status 714,020
Delivery 714,021
Stock Level 714,019
Customer Report 7,140,192
70% 70.2% New Order 6,280,453 2,038
Payment 6,280,452
Order Status 628,046
Delivery 628,044
Stock Level 628,045
Customer Report 6,280,447
60% 60.1% New Order 5,372,543 2,038
Payment 5,372,543
Order Status 537,254
Delivery 537,255
Stock Level 537,255
Customer Report 5,372,542
50% 49.8% New Order 4,452,135 2,038
Payment 4,452,137
Order Status 445,214
Delivery 445,214
Stock Level 445,214
Customer Report 4,452,139
40% 40.0% New Order 3,576,590 2,038
Payment 3,576,589
Order Status 357,659
Delivery 357,658
Stock Level 357,659
Customer Report 3,576,590
30% 29.9% New Order 2,673,736 2,038
Payment 2,673,739
Order Status 267,373
Delivery 267,373
Stock Level 267,373
Customer Report 2,673,739
20% 20.5% New Order 1,831,480 2,038
Payment 1,831,484
Order Status 183,148
Delivery 183,147
Stock Level 183,148
Customer Report 1,831,475
10% 9.8% New Order 879,895 2,038
Payment 879,897
Order Status 87,990
Delivery 87,990
Stock Level 87,991
Customer Report 879,900
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0