Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 190,355
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     201,374
Calibration 2     192,256
Calibration 3     190,921
ssj_ops@calibrated=191,588
100% 99.4% 191,588 190,355
90% 90.7% 172,430 173,743
80% 80.7% 153,271 154,699
70% 69.9% 134,112 133,960
60% 59.7% 114,953 114,469
50% 49.8% 95,794 95,337
40% 40.0% 76,635 76,685
30% 29.6% 57,477 56,650
20% 20.1% 38,318 38,523
10% 10.0% 19,159 19,124
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 14,649,002 1,494
Payment 14,649,009
Order Status 1,464,902
Delivery 1,464,901
Stock Level 1,464,900
Customer Report 14,649,014
Calibration 2 New Order 13,982,389 1,494
Payment 13,982,393
Order Status 1,398,240
Delivery 1,398,239
Stock Level 1,398,239
Customer Report 13,982,392
Calibration 3 New Order 13,886,994 1,494
Payment 13,886,997
Order Status 1,388,700
Delivery 1,388,700
Stock Level 1,388,699
Customer Report 13,886,992
100% 99.4% New Order 13,845,232 1,494
Payment 13,845,234
Order Status 1,384,522
Delivery 1,384,524
Stock Level 1,384,525
Customer Report 13,845,237
90% 90.7% New Order 12,637,173 1,494
Payment 12,637,171
Order Status 1,263,718
Delivery 1,263,717
Stock Level 1,263,718
Customer Report 12,637,176
80% 80.7% New Order 11,251,163 1,494
Payment 11,251,162
Order Status 1,125,116
Delivery 1,125,116
Stock Level 1,125,116
Customer Report 11,251,167
70% 69.9% New Order 9,742,548 1,494
Payment 9,742,550
Order Status 974,256
Delivery 974,256
Stock Level 974,255
Customer Report 9,742,553
60% 59.7% New Order 8,325,194 1,494
Payment 8,325,201
Order Status 832,520
Delivery 832,520
Stock Level 832,519
Customer Report 8,325,198
50% 49.8% New Order 6,933,650 1,494
Payment 6,933,651
Order Status 693,363
Delivery 693,365
Stock Level 693,365
Customer Report 6,933,649
40% 40.0% New Order 5,577,274 1,494
Payment 5,577,270
Order Status 557,727
Delivery 557,728
Stock Level 557,727
Customer Report 5,577,266
30% 29.6% New Order 4,120,040 1,494
Payment 4,120,036
Order Status 412,004
Delivery 412,003
Stock Level 412,003
Customer Report 4,120,033
20% 20.1% New Order 2,801,736 1,494
Payment 2,801,736
Order Status 280,174
Delivery 280,174
Stock Level 280,173
Customer Report 2,801,735
10% 10.0% New Order 1,390,913 1,494
Payment 1,390,909
Order Status 139,091
Delivery 139,091
Stock Level 139,091
Customer Report 1,390,905
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0