Ryzen 5 PRO 7645 vs AMD EPYC 7742

VS

Ryzen 5 PRO 7645 AMD EPYC 7742

We compared two server CPUs: Ryzen 5 PRO 7645 with 6 cores 3.8GHz and AMD EPYC 7742 with 64 cores 2.25GHz . 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

Released 3 years and 10 months late

Higher specification of memory (DDR5-5200 vs DDR4-3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.8GHz vs 2.25GHz)

More modern manufacturing process (5nm vs 7nm)

Lower TDP (65W vs 225W)

AMD EPYC 7742 's Advantages

Larger L3 cache size (256MB vs 32MB)

Score

Benchmark

Geekbench 6 Single Core

Ryzen 5 PRO 7645 +588%

2782

AMD EPYC 7742

404

Geekbench 6 Multi Core

Ryzen 5 PRO 7645 +7191%

12396

AMD EPYC 7742

170

Ryzen 5 PRO 7645

VS

AMD EPYC 7742

General Parameters

Jun 2023

Release Date

Aug 2019

AMD

Manufacturer

AMD

Server

Type

Server

Raphael

Core Architecture

Rome

AMD Socket AM5

Socket

AMD Socket SP3

Radeon Graphics

Integrated Graphics

N/A

Ryzen 5 (Zen 4 (Raphael))

Generation

EPYC (Zen 2 (Rome))

Package

6.57 billions

Transistor Count

3.8 billions

5 nm

Manufacturing Process

7 nm

AMD Socket AM5

Socket

AMD Socket SP3

65 W

Power Consumption

225 W

61 °C

Peak Operating Temperature

-

TSMC

Foundry

TSMC

71 mm²

Die Size

74 mm²

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

FC-LGA1718

Package

FCLGA-4094

CPU Performance

3.8 GHz

Performance Core Base Frequency

2.25 GHz

5.1 GHz

Performance Core Turbo Frequency

3.4 GHz

6

Total Core Count

64

12

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

22.5

64 KB per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

512 K per core

32 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

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

-

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