AMD EPYC 7663P vs AMD EPYC 9755

VS

AMD EPYC 7663P

AMD EPYC 9755

We compared two server CPUs: AMD EPYC 7663P with 56 cores 2GHz and AMD EPYC 9755 with 128 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7663P 's Advantages

Lower TDP (240W vs 500W)

AMD EPYC 9755 's Advantages

Released 1 years and 1 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (2.7GHz vs 2GHz)

Larger L3 cache size (512MB vs 256MB)

More modern manufacturing process (4nm vs 7nm)

Score

AMD EPYC 7663P

VS

AMD EPYC 9755

General Parameters

Sep 2023

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Turin

AMD Socket SP3

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

EPYC(Zen 5 (Turin))

Package

33.2 billions

Transistor Count

133.04 billions

7 nm

Manufacturing Process

4 nm

240 W

Power Consumption

500 W

TSMC

Foundry

TSMC

8x81 mm²

Die Size

16x70.6 mm²

12 nm

I/O Process Size

6 nm

416 mm²

I/O Die Size

mm²

CPU Performance

-

Performance Cores

128

-

Performance Core Threads

256

2 GHz

Performance Core Base Frequency

2.7 GHz

3.5 GHz

Performance Core Turbo Frequency

4.1 GHz

56

Total Core Count

128

112

Total Thread Count

256

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

27.0

64 KB per core

L1 Cache

80 KB per core

512 KB per core

L2 Cache

1 MB per core

256 MB shared

L3 Cache

512 MB shared

No

Unlocked Multiplier

No

8

Cores per CCD

-

1

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

8

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9755

4

PCIe Version

5

128

PCIe Lanes

128

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