AMD EPYC 8434P vs Intel Xeon E5 2666 v3

VS

AMD EPYC 8434P

Intel Xeon E5-2666 v3

We compared two server CPUs: AMD EPYC 8434P with 48 cores 2.5GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 8434P 's Advantages

Released 8 years and 10 months late

Higher specification of memory (4800 vs 2133)

Newer PCIe version (5 vs 3)

Larger L3 cache size (128MB vs 25MB)

More modern manufacturing process (5nm vs 22nm)

Intel Xeon E5 2666 v3 's Advantages

Higher base frequency (2.9GHz vs 2.5GHz)

Lower TDP (135W vs 200W)

Score

AMD EPYC 8434P

VS

Intel Xeon E5 2666 v3

General Parameters

Sep 2023

Release Date

Nov 2014

AMD

Manufacturer

Intel

Server

Type

Server

Siena

Core Architecture

Haswell-EP

AMD Socket SP6

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

EPYC (Zen 4c (Siena))

Generation

Xeon E5 (Haswell-EP)

Package

35.5 billions

Transistor Count

2.6 billions

5 nm

Manufacturing Process

22 nm

200 W

Power Consumption

135 W

75 °C

Peak Operating Temperature

-

TSMC

Foundry

Intel

4x73 mm²

Die Size

356 mm²

6 nm

I/O Process Size

-

397 mm²

I/O Die Size

-

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.9 GHz

3.1 GHz

Performance Core Turbo Frequency

3.5 GHz

48

Total Core Count

10

96

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

29.0

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

128 MB shared

L3 Cache

25 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-4800

Memory Types

DDR4-2133,DDR3-2133

6

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

96

PCIe Lanes

40

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