AMD EPYC 8434P vs AMD Ryzen 9 PRO 7945

VS

AMD EPYC 8434P

AMD Ryzen 9 PRO 7945

We compared two server CPUs: AMD EPYC 8434P with 48 cores 2.5GHz and AMD Ryzen 9 PRO 7945 with 12 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 8434P 's Advantages

Larger L3 cache size (128MB vs 64MB)

AMD Ryzen 9 PRO 7945 's Advantages

Higher specification of memory (5200 vs 4800)

Higher base frequency (3.7GHz vs 2.5GHz)

Lower TDP (65W vs 200W)

Score

AMD EPYC 8434P

VS

AMD Ryzen 9 PRO 7945

General Parameters

Sep 2023

Release Date

Jun 2023

AMD

Manufacturer

AMD

Server

Type

Server

Siena

Core Architecture

Raphael

AMD Socket SP6

Socket

AMD Socket AM5

N/A

Integrated Graphics

Radeon Graphics

EPYC (Zen 4c (Siena))

Generation

Ryzen 9 (Zen 4 (Raphael))

Package

35.5 billions

Transistor Count

13.14 billions

5 nm

Manufacturing Process

5 nm

200 W

Power Consumption

65 W

75 °C

Peak Operating Temperature

47 °C

TSMC

Foundry

TSMC

4x73 mm²

Die Size

2x71 mm²

6 nm

I/O Process Size

6 nm

397 mm²

I/O Die Size

122 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

3.7 GHz

3.1 GHz

Performance Core Turbo Frequency

5.4 GHz

48

Total Core Count

12

96

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

37.0

64 K per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

1 MB per core

128 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-4800

Memory Types

DDR5-5200

6

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

5

96

PCIe Lanes

24

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