AMD Epyc 7401P vs AMD Ryzen 9 Pro 3900

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AMD Epyc 7401P
AMD Epyc 7401P Image
AMD Ryzen 9 Pro 3900
AMD Ryzen 9 Pro 3900 Image
AMD Epyc 7401P
AMD Ryzen 9 Pro 3900
Key Differences Key Differences AMD Epyc 7401P AMD Ryzen 9 Pro 3900
Cores 24 12
CPU Threads 48 24
Base Clock Speed 2GHz 3.1GHz
Turbo Clock Speed 3GHz 4.3GHz
TDP (THERMAL DESIGN POINT) 155W 65W
Has integrated graphics No No
Performance per watt 47.0 Not Known
Performance Performance AMD Epyc 7401P AMD Ryzen 9 Pro 3900
CPU Speed & Cores 24 x 2GHz 12 x 3.1GHz
Number of CPU Threads 48 24
L2 Cache Size 12MB 6MB
L3 Cache Size 64MB 64MB
Turbo Boost Frequency 3GHz 4.3GHz
L1 Cache Size 2304KB 768KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 2.67MB/core 5.33MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Epyc 7401P AMD Ryzen 9 Pro 3900
Has AES Support Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support No Yes
General info General info AMD Epyc 7401P AMD Ryzen 9 Pro 3900
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 7nm
TDP (Thermal Design Point) 155W 65W
PCI Express Version 3 4
Transistor Count 19200 million Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 95°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7401P AMD Ryzen 9 Pro 3900
RAM Memory Speed 2666MHz 3200MHz
Max Memory Bandwidth 307GB/s 47.68GB/s
Max Memory Channels 8 2
Supported Memory Size 2000GB 128GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 4
Benchmarks Benchmarks AMD Epyc 7401P AMD Ryzen 9 Pro 3900
PassMark Score 23813 31800
PassMark Score (Single Thread) 1704 2637
Geekbench 5 Score (Multi-Thread) 7285 Not Known
Geekbench 5 Score (Single Thread) 699 Not Known
CPU Performance (Per Watt) 47.0 Not Known

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