AMD EPYC 7203 vs Intel Xeon E5649

VS

AMD EPYC 7203

Intel Xeon E5649

We compared two server CPUs: AMD EPYC 7203 with 8 cores 2.8GHz and Intel Xeon E5649 with 6 cores 2.533GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7203 's Advantages

Released 12 years and 7 months late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 2)

Higher base frequency (2.8GHz vs 2.533GHz)

Larger L3 cache size (64MB vs 12MB)

More modern manufacturing process (7nm vs 32nm)

Intel Xeon E5649 's Advantages

Lower TDP (80W vs 120W)

Score

AMD EPYC 7203

VS

Intel Xeon E5649

General Parameters

Sep 2023

Release Date

Feb 2011

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Westmere-EP

AMD Socket SP3

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon (Westmere-EP)

Package

8.3 billions

Transistor Count

1.17 billions

7 nm

Manufacturing Process

32 nm

120 W

Power Consumption

80 W

TSMC

Foundry

Intel

2x81 mm²

Die Size

239 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.8 GHz

Performance Core Base Frequency

2.533 GHz

3.4 GHz

Performance Core Turbo Frequency

2.8 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

28.0

Multiplier

19.0

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

256 K per core

64 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

4

Cores per CCD

-

2

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR3

8

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

2

128

PCIe Lanes

-

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