Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,186
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     124,416
Calibration 2     123,601
Calibration 3     123,588
ssj_ops@calibrated=123,595
100% 99.7% 123,595 123,186
90% 89.8% 111,235 111,031
80% 79.0% 98,876 97,699
70% 70.2% 86,516 86,741
60% 60.4% 74,157 74,632
50% 50.7% 61,797 62,653
40% 40.2% 49,438 49,624
30% 29.9% 37,078 36,986
20% 19.9% 24,719 24,577
10% 9.9% 12,359 12,230
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 9,063,093 2,038
Payment 9,063,093
Order Status 906,309
Delivery 906,309
Stock Level 906,308
Customer Report 9,063,098
Calibration 2 New Order 8,991,724 2,038
Payment 8,991,723
Order Status 899,173
Delivery 899,174
Stock Level 899,172
Customer Report 8,991,722
Calibration 3 New Order 8,990,778 2,038
Payment 8,990,782
Order Status 899,078
Delivery 899,078
Stock Level 899,078
Customer Report 8,990,775
100% 99.7% New Order 8,959,064 2,038
Payment 8,959,064
Order Status 895,907
Delivery 895,906
Stock Level 895,907
Customer Report 8,959,061
90% 89.8% New Order 8,075,026 2,038
Payment 8,075,025
Order Status 807,503
Delivery 807,502
Stock Level 807,500
Customer Report 8,075,017
80% 79.0% New Order 7,108,078 2,038
Payment 7,108,081
Order Status 710,807
Delivery 710,807
Stock Level 710,808
Customer Report 7,108,082
70% 70.2% New Order 6,309,282 2,038
Payment 6,309,284
Order Status 630,928
Delivery 630,927
Stock Level 630,928
Customer Report 6,309,284
60% 60.4% New Order 5,427,853 2,038
Payment 5,427,852
Order Status 542,785
Delivery 542,784
Stock Level 542,785
Customer Report 5,427,850
50% 50.7% New Order 4,556,663 2,038
Payment 4,556,672
Order Status 455,666
Delivery 455,668
Stock Level 455,665
Customer Report 4,556,666
40% 40.2% New Order 3,609,162 2,038
Payment 3,609,154
Order Status 360,916
Delivery 360,916
Stock Level 360,914
Customer Report 3,609,159
30% 29.9% New Order 2,689,970 2,038
Payment 2,689,973
Order Status 268,997
Delivery 268,997
Stock Level 268,997
Customer Report 2,689,973
20% 19.9% New Order 1,787,444 2,038
Payment 1,787,446
Order Status 178,745
Delivery 178,742
Stock Level 178,746
Customer Report 1,787,438
10% 9.9% New Order 889,474 2,038
Payment 889,465
Order Status 88,946
Delivery 88,947
Stock Level 88,946
Customer Report 889,469
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0