Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 120,958
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     123,245
Calibration 2     120,957
Calibration 3     121,243
ssj_ops@calibrated=121,100
100% 99.9% 121,100 120,958
90% 90.0% 108,990 109,010
80% 80.9% 96,880 97,958
70% 69.5% 84,770 84,144
60% 60.1% 72,660 72,798
50% 49.5% 60,550 60,004
40% 39.6% 48,440 48,001
30% 30.0% 36,330 36,279
20% 19.9% 24,220 24,040
10% 9.9% 12,110 11,971
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 8,973,065 2,038
Payment 8,973,068
Order Status 897,307
Delivery 897,306
Stock Level 897,307
Customer Report 8,973,063
Calibration 2 New Order 8,798,701 2,038
Payment 8,798,703
Order Status 879,869
Delivery 879,870
Stock Level 879,871
Customer Report 8,798,700
Calibration 3 New Order 8,820,711 2,038
Payment 8,820,713
Order Status 882,071
Delivery 882,070
Stock Level 882,071
Customer Report 8,820,707
100% 99.9% New Order 8,798,213 2,038
Payment 8,798,209
Order Status 879,820
Delivery 879,822
Stock Level 879,821
Customer Report 8,798,215
90% 90.0% New Order 7,928,968 2,038
Payment 7,928,967
Order Status 792,898
Delivery 792,896
Stock Level 792,896
Customer Report 7,928,964
80% 80.9% New Order 7,125,791 2,038
Payment 7,125,792
Order Status 712,578
Delivery 712,579
Stock Level 712,579
Customer Report 7,125,791
70% 69.5% New Order 6,120,291 2,038
Payment 6,120,292
Order Status 612,030
Delivery 612,029
Stock Level 612,030
Customer Report 6,120,289
60% 60.1% New Order 5,294,488 2,038
Payment 5,294,490
Order Status 529,449
Delivery 529,450
Stock Level 529,448
Customer Report 5,294,492
50% 49.5% New Order 4,364,034 2,038
Payment 4,364,037
Order Status 436,403
Delivery 436,406
Stock Level 436,405
Customer Report 4,364,040
40% 39.6% New Order 3,491,206 2,038
Payment 3,491,201
Order Status 349,120
Delivery 349,121
Stock Level 349,120
Customer Report 3,491,199
30% 30.0% New Order 2,638,635 2,038
Payment 2,638,636
Order Status 263,864
Delivery 263,864
Stock Level 263,864
Customer Report 2,638,637
20% 19.9% New Order 1,748,375 2,038
Payment 1,748,372
Order Status 174,836
Delivery 174,838
Stock Level 174,838
Customer Report 1,748,373
10% 9.9% New Order 870,644 2,038
Payment 870,644
Order Status 87,064
Delivery 87,065
Stock Level 87,066
Customer Report 870,644
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0