CPUs

AMD EPYC 7371 vs AMD EPYC 7451 Full Specs

16 Cores
32 Threads
3.1GHz
24 Cores
48 Threads
2.3GHz
TDP
180W
TDP
180W
Bandwidth
170.6GB/s
DDR4
Bandwidth
170.6GB/s
DDR4
iGPU
0
iGPU
0
Socket
Socket

EPYC 7371EPYC 7371920
x1.15
EPYC 7451EPYC 7451800
x1

16 Cores
24 Cores
32 Threads
48 Threads

Base Clock
3.1GHz
Base Clock
2.3GHz
Boost Clock
3.8GHz
Boost Clock
3.2GHz
Overclocking
Locked
Overclocking
Locked

L1i
64KB
L1i
64KB
L1d
32KB
L1d
32KB
L2
512KB
L2
512KB
L3
64MB
L3
64MB

Type
DDR4
Type
DDR4
Max Memory
64GB
Max Memory
64GB
ECC
Yes
ECC
Yes
Channels
8
Channels
8
Bus Width
512-bit
Bus Width
512-bit
Speed
2666MT/s
Speed
2666MT/s
Bandwidth
170.6GB/s
Bandwidth
170.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
170.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
170.6GB/s

TDP
180W
TDP
180W

Bus Type
PCIe
Bus Type
PCIe
Bus Config
4 lanes
Bus Config
4 lanes
Bus Speed
8GT/s
Bus Speed
8GT/s
Bus Bandwidth
4GB/s
Bus Bandwidth
4GB/s

PCIe
PCIe 4.0 x128
252GB/sBandwidth
PCIe
PCIe 4.0 x128
252GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
EPYC 2017 branding
Branding
EPYC 2017 branding
Codename
Naples
ZeppelinDie
Codename
Naples
ZeppelinDie
Market Segment
Server
Market Segment
Server
Release Date
Nov 13, 2018
Release Date
Jun 1, 2017

Foundry
GlobalFoundries
Foundry
GlobalFoundries
Fabrication Node
14LP
Fabrication Node
14LP
Die Size
852mm²
Die Size
852mm²
Transistor Count
19.2 Billion
Transistor Count
19.2 Billion
Transistor Density
23 MTr/mm²
Transistor Density
23 MTr/mm²

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