AMD Epyc 7451 vs Intel Xeon E5-2640 v4

VS
AMD Epyc 7451
AMD Epyc 7451 Image
Intel Xeon E5-2640 v4
Intel Xeon E5-2640 v4 Image
AMD Epyc 7451
Intel Xeon E5-2640 v4
Key Differences Key Differences AMD Epyc 7451 Intel Xeon E5-2640 v4
Cores 24 10
CPU Threads 48 20
Base Clock Speed 2.3GHz 2.4GHz
Turbo Clock Speed 3.2GHz 3.4GHz
TDP (THERMAL DESIGN POINT) 180W 90W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7451 Intel Xeon E5-2640 v4
CPU Speed & Cores 24 x 2.3GHz 10 x 2.4GHz
Number of CPU Threads 48 20
L2 Cache Size 12MB 2.5MB
L3 Cache Size 64MB 25MB
Turbo Boost Frequency 3.2GHz 3.4GHz
L1 Cache Size 2304KB 320KB
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
Clock Multiplier Not Known 24
Features Features AMD Epyc 7451 Intel Xeon E5-2640 v4
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 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 7451 Intel Xeon E5-2640 v4
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 180W 90W
PCI Express Version 3 3
Transistor Count 19200 million Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 76°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7451 Intel Xeon E5-2640 v4
RAM Memory Speed 2666MHz 2133MHz
Max Memory Bandwidth 341GB/s 68.3GB/s
Max Memory Channels 8 4
Supported Memory Size 2000GB 1536GB
ECC (Error-Correcting Code) Memory Support Yes Yes
Bus Bandwidth Not Known 8GT/s
Bus Frequency Not Known 4GHz
Benchmarks Benchmarks AMD Epyc 7451 Intel Xeon E5-2640 v4
PassMark Score 28957 Not Known
PassMark Score (Single Thread) 1601 Not Known

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