AMD EPYC 9745 vs AMD EPYC 7763

VS

AMD EPYC 9745

AMD EPYC 7763

We compared two server CPUs: AMD EPYC 9745 with 128 cores 2.4GHz and AMD EPYC 7763 with 64 cores 2.45GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9745 's Advantages

Released 3 years and 7 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

More modern manufacturing process (3nm vs 7nm)

AMD EPYC 7763 's Advantages

Higher base frequency (2.45GHz vs 2.4GHz)

Lower TDP (280W vs 400W)

Score

AMD EPYC 9745

VS

AMD EPYC 7763

General Parameters

Oct 2024

Release Date

Mar 2021

AMD

Manufacturer

AMD

Server

Type

Server

Turin

Core Architecture

Milan

AMD Socket SP5

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

EPYC (Zen 3 (Milan))

Package

Transistor Count

33.2 billions

3 nm

Manufacturing Process

7 nm

400 W

Power Consumption

280 W

TSMC

Foundry

TSMC

mm²

Die Size

8x81 mm²

6 nm

I/O Process Size

12 nm

mm²

I/O Die Size

416 mm²

CPU Performance

128

Performance Cores

-

256

Performance Core Threads

-

2.4 GHz

Performance Core Base Frequency

2.45 GHz

3.7 GHz

Performance Core Turbo Frequency

3.5 GHz

128

Total Core Count

64

256

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

24.5

80 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

2

Memory Parameters

DDR5-6000

Memory Types

DDR4-3200

6 TB

Max Memory Size

-

12

Max Memory Channels

8

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9745

Official Website

-

5

PCIe Version

4

128

PCIe Lanes

128

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