AMD EPYC 7401 vs Ryzen 5 PRO 7645

VS

AMD EPYC 7401

AMD Ryzen 5 PRO 7645

We compared two server CPUs: AMD EPYC 7401 with 24 cores 2GHz and Ryzen 5 PRO 7645 with 6 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7401 's Advantages

Larger L3 cache size (64MB vs 32MB)

Ryzen 5 PRO 7645 's Advantages

Released 6 years late

Higher specification of memory (5200 vs 2666)

Newer PCIe version (5 vs 3)

Higher base frequency (3.8GHz vs 2GHz)

More modern manufacturing process (5nm vs 14nm)

Lower TDP (65W vs 170W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7401

771

Ryzen 5 PRO 7645 +260%

2782

Geekbench 6 Multi Core

AMD EPYC 7401

1304

Ryzen 5 PRO 7645 +850%

12396

AMD EPYC 7401

VS

Ryzen 5 PRO 7645

General Parameters

Jun 2017

Release Date

Jun 2023

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Raphael

AMD Socket SP3

Socket

AMD Socket AM5

N/A

Integrated Graphics

Radeon Graphics

EPYC (Zen (Naples))

Generation

Ryzen 5 (Zen 4 (Raphael))

Package

4.8 billions

Transistor Count

6.57 billions

14 nm

Manufacturing Process

5 nm

170 W

Power Consumption

65 W

85 °C

Peak Operating Temperature

61 °C

GlobalFoundries

Foundry

TSMC

213 mm²

Die Size

71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

122 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

3.8 GHz

3 GHz

Performance Core Turbo Frequency

5.1 GHz

24

Total Core Count

6

48

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

38.0

96 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

1 MB per core

64 MB shared

L3 Cache

32 MB shared

Yes

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR5-5200

8

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

24

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