Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 201,330
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     208,955
Calibration 2     202,834
Calibration 3     201,909
ssj_ops@calibrated=202,371
100% 99.5% 202,371 201,330
90% 89.5% 182,134 181,220
80% 79.9% 161,897 161,669
70% 70.5% 141,660 142,605
60% 60.2% 121,423 121,852
50% 50.3% 101,186 101,773
40% 40.1% 80,948 81,180
30% 30.0% 60,711 60,688
20% 20.0% 40,474 40,534
10% 10.1% 20,237 20,442
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 15,199,041 1,494
Payment 15,199,040
Order Status 1,519,903
Delivery 1,519,903
Stock Level 1,519,904
Customer Report 15,199,041
Calibration 2 New Order 14,753,478 1,494
Payment 14,753,476
Order Status 1,475,347
Delivery 1,475,348
Stock Level 1,475,348
Customer Report 14,753,472
Calibration 3 New Order 14,685,279 1,494
Payment 14,685,282
Order Status 1,468,529
Delivery 1,468,527
Stock Level 1,468,529
Customer Report 14,685,277
100% 99.5% New Order 14,643,114 1,494
Payment 14,643,111
Order Status 1,464,311
Delivery 1,464,311
Stock Level 1,464,311
Customer Report 14,643,114
90% 89.5% New Order 13,181,772 1,494
Payment 13,181,765
Order Status 1,318,177
Delivery 1,318,177
Stock Level 1,318,175
Customer Report 13,181,768
80% 79.9% New Order 11,757,893 1,494
Payment 11,757,890
Order Status 1,175,790
Delivery 1,175,788
Stock Level 1,175,789
Customer Report 11,757,893
70% 70.5% New Order 10,371,272 1,494
Payment 10,371,275
Order Status 1,037,126
Delivery 1,037,127
Stock Level 1,037,128
Customer Report 10,371,268
60% 60.2% New Order 8,862,316 1,494
Payment 8,862,316
Order Status 886,232
Delivery 886,232
Stock Level 886,230
Customer Report 8,862,315
50% 50.3% New Order 7,401,817 1,494
Payment 7,401,818
Order Status 740,182
Delivery 740,183
Stock Level 740,182
Customer Report 7,401,824
40% 40.1% New Order 5,904,584 1,494
Payment 5,904,588
Order Status 590,458
Delivery 590,459
Stock Level 590,458
Customer Report 5,904,586
30% 30.0% New Order 4,413,848 1,494
Payment 4,413,855
Order Status 441,385
Delivery 441,385
Stock Level 441,386
Customer Report 4,413,846
20% 20.0% New Order 2,947,983 1,494
Payment 2,947,981
Order Status 294,798
Delivery 294,797
Stock Level 294,798
Customer Report 2,947,977
10% 10.1% New Order 1,486,792 1,494
Payment 1,486,788
Order Status 148,678
Delivery 148,680
Stock Level 148,679
Customer Report 1,486,790
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0