AMD Epyc 7451 vs Intel Xeon E5-2650 v4

AMD Epyc 7451
AMD Epyc 7451 Image
Intel Xeon E5-2650 v4
Intel Xeon E5-2650 v4 Image
AMD Epyc 7451
Intel Xeon E5-2650 v4
Key Differences Key Differences AMD Epyc 7451 Intel Xeon E5-2650 v4
Cores 24 12
CPU Threads 48 24
Base Clock Speed 2.3GHz 2.2GHz
Turbo Clock Speed 3.2GHz 2.9GHz
Has integrated graphics No No
Performance per watt Not Known 267.2
Performance Performance AMD Epyc 7451 Intel Xeon E5-2650 v4
CPU Speed & Cores 24 x 2.3GHz 12 x 2.2GHz
Number of CPU Threads 48 24
L2 Cache Size 12MB 3MB
L3 Cache Size 64MB 30MB
Turbo Boost Frequency 3.2GHz 2.9GHz
L1 Cache Size 2304KB 384KB
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 22
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Features Features AMD Epyc 7451 Intel Xeon E5-2650 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
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General info General info AMD Epyc 7451 Intel Xeon E5-2650 v4
Has 64-bit Support Yes Yes
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 180W 105W
PCI Express Version 3 3
Transistor Count 19200 million Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 80°C
Supports Power Optimized L2 Cache No No
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Memory Memory AMD Epyc 7451 Intel Xeon E5-2650 v4
RAM Memory Speed 2666MHz 2400MHz
Max Memory Bandwidth 341GB/s 76.8GB/s
Max Memory Channels 8 4
Supported Memory Size 2000GB 1536GB
ECC (Error-Correcting Code) Memory Support Yes Yes
Bus Bandwidth Not Known 9.6GT/s
Bus Frequency Not Known 4.8GHz
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Benchmarks Benchmarks AMD Epyc 7451 Intel Xeon E5-2650 v4
PassMark Score 28957 Not Known
PassMark Score (Single Thread) 1601 Not Known
CPU Performance (Per Watt) Not Known 267.2
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