Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 204,968
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     206,725
Calibration 2     205,475
Calibration 3     205,628
ssj_ops@calibrated=205,551
100% 99.7% 205,551 204,968
90% 89.9% 184,996 184,824
80% 79.6% 164,441 163,528
70% 70.1% 143,886 144,152
60% 60.3% 123,331 123,939
50% 50.4% 102,776 103,541
40% 40.1% 82,220 82,333
30% 29.8% 61,665 61,210
20% 20.4% 41,110 41,880
10% 10.0% 20,555 20,529
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 15,036,780 1,494
Payment 15,036,785
Order Status 1,503,678
Delivery 1,503,677
Stock Level 1,503,678
Customer Report 15,036,780
Calibration 2 New Order 14,944,737 1,494
Payment 14,944,742
Order Status 1,494,473
Delivery 1,494,474
Stock Level 1,494,474
Customer Report 14,944,746
Calibration 3 New Order 14,956,588 1,494
Payment 14,956,590
Order Status 1,495,659
Delivery 1,495,658
Stock Level 1,495,660
Customer Report 14,956,594
100% 99.7% New Order 14,907,596 1,494
Payment 14,907,596
Order Status 1,490,759
Delivery 1,490,760
Stock Level 1,490,760
Customer Report 14,907,593
90% 89.9% New Order 13,441,901 1,494
Payment 13,441,893
Order Status 1,344,189
Delivery 1,344,190
Stock Level 1,344,190
Customer Report 13,441,900
80% 79.6% New Order 11,893,120 1,494
Payment 11,893,117
Order Status 1,189,311
Delivery 1,189,313
Stock Level 1,189,312
Customer Report 11,893,120
70% 70.1% New Order 10,483,944 1,494
Payment 10,483,944
Order Status 1,048,394
Delivery 1,048,394
Stock Level 1,048,394
Customer Report 10,483,942
60% 60.3% New Order 9,013,874 1,494
Payment 9,013,876
Order Status 901,388
Delivery 901,388
Stock Level 901,389
Customer Report 9,013,879
50% 50.4% New Order 7,530,587 1,494
Payment 7,530,582
Order Status 753,058
Delivery 753,059
Stock Level 753,058
Customer Report 7,530,579
40% 40.1% New Order 5,987,887 1,494
Payment 5,987,888
Order Status 598,789
Delivery 598,789
Stock Level 598,789
Customer Report 5,987,886
30% 29.8% New Order 4,451,806 1,494
Payment 4,451,809
Order Status 445,180
Delivery 445,180
Stock Level 445,180
Customer Report 4,451,805
20% 20.4% New Order 3,046,011 1,494
Payment 3,046,008
Order Status 304,602
Delivery 304,601
Stock Level 304,601
Customer Report 3,046,009
10% 10.0% New Order 1,493,030 1,494
Payment 1,493,031
Order Status 149,303
Delivery 149,303
Stock Level 149,302
Customer Report 1,493,031
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0