AMD EPYC 9734 vs AMD EPYC 7663P

VS

AMD EPYC 9734

AMD EPYC 7663P

We compared two server CPUs: AMD EPYC 9734 with 112 cores 2.2GHz 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

AMD EPYC 9734 's Advantages

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (2.2GHz vs 2GHz)

More modern manufacturing process (5nm vs 7nm)

AMD EPYC 7663P 's Advantages

Lower TDP (240W vs 340W)

Score

AMD EPYC 9734

VS

AMD EPYC 7663P

General Parameters

Jun 2023

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Bergamo

Core Architecture

Milan

AMD Socket SP5

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen 4c (Bergamo))

Generation

EPYC (Zen 3 (Milan))

Package

71 billions

Transistor Count

33.2 billions

5 nm

Manufacturing Process

7 nm

340 W

Power Consumption

240 W

TSMC

Foundry

TSMC

8x73 mm²

Die Size

8x81 mm²

6 nm

I/O Process Size

12 nm

397 mm²

I/O Die Size

416 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

2 GHz

3 GHz

Performance Core Turbo Frequency

3.5 GHz

112

Total Core Count

56

224

Total Thread Count

112

100 MHz

Bus Frequency

100 MHz

22.0

Multiplier

20.0

64 KB per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

512 KB per core

256 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

2

SMP

1

Memory Parameters

DDR5-4800

Memory Types

DDR4-3200

12

Max Memory Channels

8

460.8 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9734

Official Website

-

5

PCIe Version

4

128

PCIe Lanes

128

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