Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,866
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     124,256
Calibration 2     122,538
Calibration 3     122,734
ssj_ops@calibrated=122,636
100% 99.4% 122,636 121,866
90% 90.3% 110,372 110,774
80% 79.8% 98,109 97,815
70% 70.2% 85,845 86,078
60% 59.9% 73,582 73,456
50% 50.0% 61,318 61,302
40% 40.0% 49,054 49,070
30% 29.6% 36,791 36,256
20% 19.6% 24,527 24,066
10% 10.1% 12,264 12,392
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 9,048,276 2,038
Payment 9,048,275
Order Status 904,829
Delivery 904,827
Stock Level 904,827
Customer Report 9,048,278
Calibration 2 New Order 8,913,876 2,038
Payment 8,913,874
Order Status 891,387
Delivery 891,387
Stock Level 891,386
Customer Report 8,913,874
Calibration 3 New Order 8,926,107 2,038
Payment 8,926,102
Order Status 892,611
Delivery 892,610
Stock Level 892,610
Customer Report 8,926,105
100% 99.4% New Order 8,865,943 2,038
Payment 8,865,947
Order Status 886,593
Delivery 886,594
Stock Level 886,594
Customer Report 8,865,947
90% 90.3% New Order 8,056,529 2,038
Payment 8,056,528
Order Status 805,653
Delivery 805,652
Stock Level 805,652
Customer Report 8,056,529
80% 79.8% New Order 7,116,715 2,038
Payment 7,116,714
Order Status 711,672
Delivery 711,673
Stock Level 711,673
Customer Report 7,116,716
70% 70.2% New Order 6,261,285 2,038
Payment 6,261,285
Order Status 626,128
Delivery 626,129
Stock Level 626,129
Customer Report 6,261,280
60% 59.9% New Order 5,342,538 2,038
Payment 5,342,534
Order Status 534,253
Delivery 534,253
Stock Level 534,253
Customer Report 5,342,538
50% 50.0% New Order 4,458,733 2,038
Payment 4,458,731
Order Status 445,873
Delivery 445,873
Stock Level 445,874
Customer Report 4,458,732
40% 40.0% New Order 3,570,690 2,038
Payment 3,570,686
Order Status 357,069
Delivery 357,068
Stock Level 357,069
Customer Report 3,570,689
30% 29.6% New Order 2,637,274 2,038
Payment 2,637,270
Order Status 263,728
Delivery 263,728
Stock Level 263,729
Customer Report 2,637,271
20% 19.6% New Order 1,750,226 2,038
Payment 1,750,225
Order Status 175,023
Delivery 175,024
Stock Level 175,024
Customer Report 1,750,228
10% 10.1% New Order 901,211 2,038
Payment 901,210
Order Status 90,121
Delivery 90,121
Stock Level 90,122
Customer Report 901,215
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0