AMD EPYC 9745 vs Intel Xeon X5677

VS

AMD EPYC 9745

Intel Xeon X5677

We compared two server CPUs: AMD EPYC 9745 with 128 cores 2.4GHz and Intel Xeon X5677 with 4 cores 3.466GHz . 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 14 years and 7 months late

Higher specification of memory (6000 vs 3)

Newer PCIe version (5 vs 2)

Larger L3 cache size (256MB vs 12MB)

More modern manufacturing process (3nm vs 32nm)

Intel Xeon X5677 's Advantages

Higher base frequency (3.466GHz vs 2.4GHz)

Lower TDP (130W vs 400W)

Score

AMD EPYC 9745

VS

Intel Xeon X5677

General Parameters

Oct 2024

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Turin

Core Architecture

Westmere-EP

AMD Socket SP5

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Xeon (Westmere-EP)

Package

Transistor Count

1.17 billions

3 nm

Manufacturing Process

32 nm

400 W

Power Consumption

130 W

TSMC

Foundry

Intel

mm²

Die Size

239 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

128

Performance Cores

-

256

Performance Core Threads

-

2.4 GHz

Performance Core Base Frequency

3.466 GHz

3.7 GHz

Performance Core Turbo Frequency

3.733 GHz

128

Total Core Count

4

256

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

24.0

Multiplier

26.0

80 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

256 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR5-6000

Memory Types

DDR3

6 TB

Max Memory Size

-

12

Max Memory Channels

3

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9745

Official Website

-

5

PCIe Version

2

128

PCIe Lanes

-

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