Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,704
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     123,755
Calibration 2     121,951
Calibration 3     121,899
ssj_ops@calibrated=121,925
100% 99.8% 121,925 121,704
90% 89.8% 109,732 109,513
80% 80.2% 97,540 97,766
70% 70.9% 85,347 86,461
60% 60.5% 73,155 73,801
50% 50.2% 60,962 61,233
40% 40.8% 48,770 49,685
30% 29.9% 36,577 36,412
20% 19.7% 24,385 23,978
10% 10.3% 12,192 12,502
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 9,008,590 2,038
Payment 9,008,591
Order Status 900,858
Delivery 900,860
Stock Level 900,858
Customer Report 9,008,594
Calibration 2 New Order 8,872,707 2,038
Payment 8,872,715
Order Status 887,271
Delivery 887,270
Stock Level 887,272
Customer Report 8,872,705
Calibration 3 New Order 8,867,318 2,038
Payment 8,867,318
Order Status 886,731
Delivery 886,731
Stock Level 886,731
Customer Report 8,867,317
100% 99.8% New Order 8,852,135 2,038
Payment 8,852,128
Order Status 885,212
Delivery 885,213
Stock Level 885,213
Customer Report 8,852,133
90% 89.8% New Order 7,964,704 2,038
Payment 7,964,700
Order Status 796,472
Delivery 796,471
Stock Level 796,471
Customer Report 7,964,706
80% 80.2% New Order 7,112,349 2,038
Payment 7,112,342
Order Status 711,235
Delivery 711,234
Stock Level 711,234
Customer Report 7,112,347
70% 70.9% New Order 6,288,244 2,038
Payment 6,288,246
Order Status 628,825
Delivery 628,824
Stock Level 628,825
Customer Report 6,288,245
60% 60.5% New Order 5,367,450 2,038
Payment 5,367,456
Order Status 536,744
Delivery 536,744
Stock Level 536,745
Customer Report 5,367,452
50% 50.2% New Order 4,453,553 2,038
Payment 4,453,555
Order Status 445,356
Delivery 445,356
Stock Level 445,354
Customer Report 4,453,554
40% 40.8% New Order 3,613,691 2,038
Payment 3,613,690
Order Status 361,370
Delivery 361,369
Stock Level 361,369
Customer Report 3,613,696
30% 29.9% New Order 2,648,189 2,038
Payment 2,648,177
Order Status 264,819
Delivery 264,818
Stock Level 264,818
Customer Report 2,648,181
20% 19.7% New Order 1,743,941 2,038
Payment 1,743,937
Order Status 174,394
Delivery 174,396
Stock Level 174,393
Customer Report 1,743,939
10% 10.3% New Order 909,217 2,038
Payment 909,219
Order Status 90,921
Delivery 90,923
Stock Level 90,921
Customer Report 909,218
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0