Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,156
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     123,981
Calibration 2     123,211
Calibration 3     123,225
ssj_ops@calibrated=123,218
100% 99.9% 123,218 123,156
90% 89.8% 110,896 110,649
80% 80.3% 98,574 98,971
70% 69.4% 86,253 85,558
60% 59.7% 73,931 73,559
50% 49.9% 61,609 61,437
40% 39.8% 49,287 48,986
30% 29.7% 36,965 36,592
20% 20.1% 24,644 24,777
10% 10.0% 12,322 12,284
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 9,023,506 2,038
Payment 9,023,506
Order Status 902,350
Delivery 902,350
Stock Level 902,350
Customer Report 9,023,504
Calibration 2 New Order 8,968,088 2,038
Payment 8,968,086
Order Status 896,809
Delivery 896,810
Stock Level 896,809
Customer Report 8,968,088
Calibration 3 New Order 8,964,677 2,038
Payment 8,964,673
Order Status 896,467
Delivery 896,468
Stock Level 896,468
Customer Report 8,964,672
100% 99.9% New Order 8,963,316 2,038
Payment 8,963,311
Order Status 896,331
Delivery 896,332
Stock Level 896,331
Customer Report 8,963,312
90% 89.8% New Order 8,051,338 2,038
Payment 8,051,337
Order Status 805,134
Delivery 805,134
Stock Level 805,133
Customer Report 8,051,335
80% 80.3% New Order 7,199,042 2,038
Payment 7,199,045
Order Status 719,903
Delivery 719,904
Stock Level 719,905
Customer Report 7,199,042
70% 69.4% New Order 6,223,375 2,038
Payment 6,223,374
Order Status 622,338
Delivery 622,338
Stock Level 622,337
Customer Report 6,223,376
60% 59.7% New Order 5,349,863 2,038
Payment 5,349,861
Order Status 534,986
Delivery 534,986
Stock Level 534,986
Customer Report 5,349,856
50% 49.9% New Order 4,468,181 2,038
Payment 4,468,183
Order Status 446,817
Delivery 446,818
Stock Level 446,818
Customer Report 4,468,185
40% 39.8% New Order 3,564,406 2,038
Payment 3,564,408
Order Status 356,441
Delivery 356,440
Stock Level 356,441
Customer Report 3,564,406
30% 29.7% New Order 2,661,389 2,038
Payment 2,661,391
Order Status 266,137
Delivery 266,139
Stock Level 266,139
Customer Report 2,661,390
20% 20.1% New Order 1,801,971 2,038
Payment 1,801,969
Order Status 180,197
Delivery 180,198
Stock Level 180,197
Customer Report 1,801,971
10% 10.0% New Order 893,436 2,038
Payment 893,436
Order Status 89,343
Delivery 89,345
Stock Level 89,343
Customer Report 893,433
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0