Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 207,720
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 2025
Hardware Availability: May-2025 Software Availability: Jun-2025 Publication: Apr 22, 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     208,264
Calibration 2     207,408
Calibration 3     207,657
ssj_ops@calibrated=207,532
100% 100.1% 207,532 207,720
90% 89.9% 186,779 186,634
80% 79.7% 166,026 165,319
70% 69.9% 145,273 145,085
60% 60.6% 124,519 125,827
50% 49.3% 103,766 102,291
40% 40.0% 83,013 83,073
30% 30.5% 62,260 63,290
20% 20.1% 41,506 41,765
10% 9.9% 20,753 20,507
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 R770
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz)
Form Factor: 2U
CPU Name: Intel Xeon 6737P 2.9 GHz
CPU Characteristics: 32 core, 2.9 GHz, 144 MB L3 Cache, Max Boost Clock up to 4 GHz
CPU Frequency (MHz): 2900
CPU(s) Enabled: 64 cores, 2 chips, 32 cores/chip
Hardware Threads: 128 (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: 144 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 512
# and size of DIMM: 16 x 32 GB
Memory Details: 32 GB 2Rx4 PC5-6400-R running at 6400Hz Slots A1-8, B1-8 populated.
Power Supply Quantity and Rating (W): 2 x 1500
Power Supply Details: 1500W Platinum Efficiency
Disk Drive: 2 x 447.13 GB NVMe, 4 x 3576.98 GB PCIe SSD
Disk Controller: PCIe SSD Backplane, PCIe attached Boot Optimized Storage (BOSS) card
# and type of Network Interface Cards (NICs) Installed: 1 x Broadcom NetXtreme Gigabit Ethernet, 1 x Broadcom BCM57414 2x25G OCP Ethernet NIC
NICs Enabled in Firmware / OS / Connected: 4/4/1
Network Speed (Mbit): 1000
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 Standard
OS Version: 21H2 (OS Build 20348.4405)
Filesystem: NTFS
JVM Vendor: Microsoft
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.14+8-LTS-191, mixed mode, sharing)
JVM Command-line Options: -server -Xmn1900m -Xms2048m -Xmx2048m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:+OptimizeFill -XX:+AggressiveHeap -XX:FreqInlineSize=2500 -XX:InlineSmallCode=3900 -XX:+UseBiasedLocking -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=8
JVM Affinity: start /NODE [0,1,2,3,4,5,6,7] /AFFINITY [0x3,0xC,0x30,0xC0,0x300,0xC00,0x3000,0xC000]
JVM Instances: 64
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: 1.5.4
Management Firmware Version: 1.20.80.00 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 15,147,173 1,494
Payment 15,147,168
Order Status 1,514,716
Delivery 1,514,717
Stock Level 1,514,717
Customer Report 15,147,169
Calibration 2 New Order 15,085,038 1,494
Payment 15,085,039
Order Status 1,508,504
Delivery 1,508,505
Stock Level 1,508,503
Customer Report 15,085,029
Calibration 3 New Order 15,102,373 1,494
Payment 15,102,385
Order Status 1,510,238
Delivery 1,510,239
Stock Level 1,510,237
Customer Report 15,102,376
100% 100.1% New Order 15,108,953 1,494
Payment 15,108,953
Order Status 1,510,896
Delivery 1,510,897
Stock Level 1,510,895
Customer Report 15,108,955
90% 89.9% New Order 13,573,491 1,494
Payment 13,573,493
Order Status 1,357,351
Delivery 1,357,349
Stock Level 1,357,348
Customer Report 13,573,497
80% 79.7% New Order 12,025,188 1,494
Payment 12,025,192
Order Status 1,202,518
Delivery 1,202,519
Stock Level 1,202,519
Customer Report 12,025,190
70% 69.9% New Order 10,552,441 1,494
Payment 10,552,443
Order Status 1,055,243
Delivery 1,055,243
Stock Level 1,055,244
Customer Report 10,552,440
60% 60.6% New Order 9,151,047 1,494
Payment 9,151,046
Order Status 915,105
Delivery 915,105
Stock Level 915,105
Customer Report 9,151,044
50% 49.3% New Order 7,439,651 1,494
Payment 7,439,655
Order Status 743,965
Delivery 743,964
Stock Level 743,965
Customer Report 7,439,652
40% 40.0% New Order 6,041,993 1,494
Payment 6,041,992
Order Status 604,199
Delivery 604,200
Stock Level 604,200
Customer Report 6,041,991
30% 30.5% New Order 4,603,069 1,494
Payment 4,603,069
Order Status 460,305
Delivery 460,306
Stock Level 460,305
Customer Report 4,603,064
20% 20.1% New Order 3,037,537 1,494
Payment 3,037,543
Order Status 303,753
Delivery 303,754
Stock Level 303,754
Customer Report 3,037,543
10% 9.9% New Order 1,491,406 1,494
Payment 1,491,411
Order Status 149,141
Delivery 149,140
Stock Level 149,141
Customer Report 1,491,408
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0