Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 120,260
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     122,981
Calibration 2     121,152
Calibration 3     121,265
ssj_ops@calibrated=121,208
100% 99.2% 121,208 120,260
90% 89.8% 109,088 108,828
80% 80.3% 96,967 97,279
70% 69.9% 84,846 84,696
60% 60.5% 72,725 73,315
50% 49.9% 60,604 60,524
40% 40.1% 48,483 48,594
30% 30.4% 36,363 36,821
20% 19.8% 24,242 23,963
10% 9.8% 12,121 11,820
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 8,954,933 2,038
Payment 8,954,936
Order Status 895,493
Delivery 895,494
Stock Level 895,494
Customer Report 8,954,930
Calibration 2 New Order 8,814,768 2,038
Payment 8,814,778
Order Status 881,478
Delivery 881,477
Stock Level 881,476
Customer Report 8,814,774
Calibration 3 New Order 8,825,064 2,038
Payment 8,825,069
Order Status 882,508
Delivery 882,505
Stock Level 882,508
Customer Report 8,825,064
100% 99.2% New Order 8,748,655 2,038
Payment 8,748,651
Order Status 874,866
Delivery 874,866
Stock Level 874,865
Customer Report 8,748,652
90% 89.8% New Order 7,919,815 2,038
Payment 7,919,816
Order Status 791,981
Delivery 791,981
Stock Level 791,982
Customer Report 7,919,819
80% 80.3% New Order 7,075,496 2,038
Payment 7,075,497
Order Status 707,549
Delivery 707,550
Stock Level 707,550
Customer Report 7,075,497
70% 69.9% New Order 6,160,790 2,038
Payment 6,160,788
Order Status 616,080
Delivery 616,079
Stock Level 616,078
Customer Report 6,160,789
60% 60.5% New Order 5,332,121 2,038
Payment 5,332,114
Order Status 533,212
Delivery 533,212
Stock Level 533,211
Customer Report 5,332,117
50% 49.9% New Order 4,401,780 2,038
Payment 4,401,779
Order Status 440,178
Delivery 440,179
Stock Level 440,178
Customer Report 4,401,780
40% 40.1% New Order 3,534,250 2,038
Payment 3,534,252
Order Status 353,425
Delivery 353,426
Stock Level 353,424
Customer Report 3,534,253
30% 30.4% New Order 2,678,237 2,038
Payment 2,678,232
Order Status 267,822
Delivery 267,822
Stock Level 267,826
Customer Report 2,678,238
20% 19.8% New Order 1,742,821 2,038
Payment 1,742,819
Order Status 174,284
Delivery 174,283
Stock Level 174,284
Customer Report 1,742,821
10% 9.8% New Order 859,696 2,038
Payment 859,695
Order Status 85,969
Delivery 85,971
Stock Level 85,969
Customer Report 859,700
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0