Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 205,850
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     207,994
Calibration 2     206,428
Calibration 3     206,646
ssj_ops@calibrated=206,537
100% 99.7% 206,537 205,850
90% 90.1% 185,883 186,104
80% 80.8% 165,229 166,955
70% 70.2% 144,576 144,986
60% 59.8% 123,922 123,497
50% 50.4% 103,268 104,111
40% 40.4% 82,615 83,470
30% 29.7% 61,961 61,347
20% 20.1% 41,307 41,599
10% 10.1% 20,654 20,775
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 15,130,403 1,494
Payment 15,130,409
Order Status 1,513,041
Delivery 1,513,042
Stock Level 1,513,039
Customer Report 15,130,414
Calibration 2 New Order 15,013,426 1,494
Payment 15,013,428
Order Status 1,501,343
Delivery 1,501,344
Stock Level 1,501,342
Customer Report 15,013,424
Calibration 3 New Order 15,029,835 1,494
Payment 15,029,835
Order Status 1,502,984
Delivery 1,502,984
Stock Level 1,502,984
Customer Report 15,029,836
100% 99.7% New Order 14,972,613 1,494
Payment 14,972,609
Order Status 1,497,262
Delivery 1,497,261
Stock Level 1,497,260
Customer Report 14,972,611
90% 90.1% New Order 13,535,099 1,494
Payment 13,535,095
Order Status 1,353,511
Delivery 1,353,508
Stock Level 1,353,511
Customer Report 13,535,096
80% 80.8% New Order 12,142,415 1,494
Payment 12,142,413
Order Status 1,214,240
Delivery 1,214,241
Stock Level 1,214,241
Customer Report 12,142,410
70% 70.2% New Order 10,544,543 1,494
Payment 10,544,547
Order Status 1,054,456
Delivery 1,054,455
Stock Level 1,054,455
Customer Report 10,544,548
60% 59.8% New Order 8,981,735 1,494
Payment 8,981,738
Order Status 898,174
Delivery 898,173
Stock Level 898,174
Customer Report 8,981,734
50% 50.4% New Order 7,571,802 1,494
Payment 7,571,799
Order Status 757,180
Delivery 757,181
Stock Level 757,180
Customer Report 7,571,801
40% 40.4% New Order 6,070,595 1,494
Payment 6,070,591
Order Status 607,059
Delivery 607,059
Stock Level 607,060
Customer Report 6,070,590
30% 29.7% New Order 4,461,805 1,494
Payment 4,461,809
Order Status 446,181
Delivery 446,180
Stock Level 446,181
Customer Report 4,461,808
20% 20.1% New Order 3,025,454 1,494
Payment 3,025,456
Order Status 302,545
Delivery 302,545
Stock Level 302,544
Customer Report 3,025,456
10% 10.1% New Order 1,510,911 1,494
Payment 1,510,911
Order Status 151,091
Delivery 151,090
Stock Level 151,090
Customer Report 1,510,907
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0