Ryzen 5 PRO 7645 vs AMD EPYC 7663P

VS

AMD Ryzen 5 PRO 7645

AMD EPYC 7663P

We compared two server CPUs: Ryzen 5 PRO 7645 with 6 cores 3.8GHz and AMD EPYC 7663P with 56 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Ryzen 5 PRO 7645 's Advantages

Higher specification of memory (5200 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.8GHz vs 2GHz)

More modern manufacturing process (5nm vs 7nm)

Lower TDP (65W vs 240W)

AMD EPYC 7663P 's Advantages

Larger L3 cache size (256MB vs 32MB)

Score

Ryzen 5 PRO 7645

VS

AMD EPYC 7663P

General Parameters

Jun 2023

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Raphael

Core Architecture

Milan

AMD Socket AM5

Socket

AMD Socket SP3

Radeon Graphics

Integrated Graphics

N/A

Ryzen 5 (Zen 4 (Raphael))

Generation

EPYC (Zen 3 (Milan))

Package

6.57 billions

Transistor Count

33.2 billions

5 nm

Manufacturing Process

7 nm

65 W

Power Consumption

240 W

61 °C

Peak Operating Temperature

-

TSMC

Foundry

TSMC

71 mm²

Die Size

8x81 mm²

6 nm

I/O Process Size

12 nm

122 mm²

I/O Die Size

416 mm²

CPU Performance

3.8 GHz

Performance Core Base Frequency

2 GHz

5.1 GHz

Performance Core Turbo Frequency

3.5 GHz

6

Total Core Count

56

12

Total Thread Count

112

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

20.0

64 KB per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

512 KB per core

32 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

1

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

4

24

PCIe Lanes

128

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