CPUs

AMD EPYC 7573X vs AMD EPYC 7663P Full Specs

32 Cores
64 Threads
2.8GHz
56 Cores
112 Threads
2GHz
TDP
280W
TDP
240W
Bandwidth
204.8GB/s
DDR4
Bandwidth
204.8GB/s
DDR4
iGPU
0
iGPU
0
Socket
Socket

EPYC 7573XEPYC 7573X1,660
x1.02
EPYC 7663PEPYC 7663P1,635
x1

32 Cores
56 Cores
64 Threads
112 Threads

Base Clock
2.8GHz
Base Clock
2GHz
Boost Clock
3.6GHz
Boost Clock
3.5GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
512KB
L2
512KB
L3
1280MB(V-Cache)
L3
256MB

Type
DDR4
Type
DDR4
Max Memory
4.1TB
Max Memory
4.1TB
ECC
Yes
ECC
Yes
Channels
8
Channels
8
Bus Width
512-bit
Bus Width
512-bit
Speed
3200MT/s
Speed
3200MT/s
Bandwidth
204.8GB/s
Bandwidth
204.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
204.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
204.8GB/s

TDP
280W
TDP
240W
cTDP-down
-
cTDP-down
225W
cTDP-up
-
cTDP-up
280W

Bus Type
PCIe
Bus Type
PCIe
Bus Config
8 lanes
Bus Config
8 lanes
Bus Speed
16GT/s
Bus Speed
16GT/s
Bus Bandwidth
16GB/s
Bus Bandwidth
16GB/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
Milan-X
BreckenridgeDie
-
Codename
Milan
BreckenridgeDie
Milan 8CCDVariant
Market Segment
Server
Market Segment
Server
Release Date
Mar 22, 2022
Release Date
Sep 5, 2023

Foundry
TSMC
Foundry
TSMC
Other Foundries
GlobalFoundriesIO
Other Foundries
GlobalFoundriesIO
Fabrication Node
N7
12LPIO
Fabrication Node
N7
12LPIO
Die Size
646mm²
416mm²IO
Die Size
646mm²
416mm²IO
Transistor Count
33.2 Billion
8.3 BillionIO
Transistor Count
33.2 Billion
8.3 BillionIO
Transistor Density
51 MTr/mm²
20 MTr/mm²IO
Transistor Density
51 MTr/mm²
20 MTr/mm²IO

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