AMD Epyc 7401 vs Intel Core i7-4820K

VS
AMD Epyc 7401
AMD Epyc 7401 Image
Intel Core i7-4820K
Intel Core i7-4820K Image
AMD Epyc 7401
Intel Core i7-4820K
Key Differences Key Differences AMD Epyc 7401 Intel Core i7-4820K
Cores 24 4
CPU Threads 48 8
Base Clock Speed 2GHz 3.7GHz
Turbo Clock Speed 3GHz 3.9GHz
TDP (THERMAL DESIGN POINT) 155W 130W
Has integrated graphics No No
Performance per watt Not Known 138.7
Performance Performance AMD Epyc 7401 Intel Core i7-4820K
CPU Speed & Cores 24 x 2GHz 4 x 3.7GHz
Number of CPU Threads 48 8
L2 Cache Size 12MB 1MB
L3 Cache Size 64MB 10MB
Turbo Boost Frequency 3GHz 3.9GHz
L1 Cache Size 1536KB 128KB
L2 Core 0.5MB/core 0.2MB/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
Clock Multiplier Not Known 37
Features Features AMD Epyc 7401 Intel Core i7-4820K
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 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 i7-4820K
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 22nm
TDP (Thermal Design Point) 155W 130W
PCI Express Version 3 3
Transistor Count 19200 million 1860 million
Does it have Integrated Graphics No No
CPU Temperature Not Known 66.8°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7401 Intel Core i7-4820K
RAM Memory Speed 2666MHz 1866MHz
Max Memory Bandwidth 307GB/s 59.7GB/s
Max Memory Channels 8 4
Supported Memory Size 2000GB 64GB
ECC (Error-Correcting Code) Memory Support Yes No
Bus Bandwidth Not Known 5GT/s
Benchmarks Benchmarks AMD Epyc 7401 Intel Core i7-4820K
PassMark Score 23518 9774
PassMark Score (Single Thread) 1600 2007
PassMark Score (Overclocked) Not Known 11220
CPU Performance (Per Watt) Not Known 138.7

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