AMD Epyc 7401 vs Intel Core i7-3820

VS
AMD Epyc 7401
AMD Epyc 7401 Image
Intel Core i7-3820
Intel Core i7-3820 Image
AMD Epyc 7401
Intel Core i7-3820
Key Differences Key Differences AMD Epyc 7401 Intel Core i7-3820
Cores 24 4
CPU Threads 48 8
Base Clock Speed 2GHz 3.6GHz
Turbo Clock Speed 3GHz 3.8GHz
TDP (THERMAL DESIGN POINT) 155W 130W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7401 Intel Core i7-3820
CPU Speed & Cores 24 x 2GHz 4 x 3.6GHz
Number of CPU Threads 48 8
L2 Cache Size 12MB 1MB
L3 Cache Size 64MB 10MB
Turbo Boost Frequency 3GHz 3.8GHz
L1 Cache Size 1536KB Not Known
L2 Core 0.5MB/core 0.25MB/core
L3 Core 2.67MB/core 2.5MB/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 7401 Intel Core i7-3820
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 No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support No Yes
General info General info AMD Epyc 7401 Intel Core i7-3820
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 155W 130W
PCI Express Version 3 2
Transistor Count 19200 million 2270 million
Does it have Integrated Graphics No No
DirectX Version Info Not Known 10.1
OpenGL Driver Version Not Known 3
OpenGL Driver Version Not Known 1.1
3DMark06 Score Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory AMD Epyc 7401 Intel Core i7-3820
RAM Memory Speed 2666MHz 1600MHz
Max Memory Bandwidth 307GB/s Not Known
Max Memory Channels 8 Not Known
Supported Memory Size 2000GB Not Known
ECC (Error-Correcting Code) Memory Support Yes No
Bus Bandwidth Not Known 5GT/s
Benchmarks Benchmarks AMD Epyc 7401 Intel Core i7-3820
PassMark Score 23518 Not Known
PassMark Score (Single Thread) 1600 Not Known
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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