Xeon E7 2820 vs Opteron 1352 (B2)

VS

Intel Xeon E7-2820

AMD Opteron 1352 (B2)

We compared two server CPUs: Xeon E7 2820 with 8 cores 2GHz and Opteron 1352 (B2) with 4 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 2820 's Advantages

Released 2 years and 10 months late

Higher specification of memory (1333 vs 800)

Larger L3 cache size (18MB vs 2MB)

More modern manufacturing process (32nm vs 65nm)

Opteron 1352 (B2) 's Advantages

Higher base frequency (2.1GHz vs 2GHz)

Lower TDP (95W vs 105W)

Score

Xeon E7 2820

VS

Opteron 1352 (B2)

General Parameters

Apr 2011

Release Date

Jun 2008

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EX

Core Architecture

Budapest

Intel Socket 1567

Socket

AMD Socket AM2+

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

Xeon E7(Westmere-EX)

Generation

Opteron(Budapest)

Package

2.6 billions

Transistor Count

0.463 billions

32 nm

Manufacturing Process

65 nm

105 W

Power Consumption

95 W

Intel

Foundry

-

513 mm²

Die Size

285 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2.1 GHz

2.266 GHz

Performance Core Turbo Frequency

0

8

Total Core Count

4

16

Total Thread Count

4

133 MHz

Bus Frequency

200 MHz

15.0

Multiplier

10.5

64 KB per core

L1 Cache

64 KB per core

256 KB per core

L2 Cache

512 KB per core

18 MB shared

L3 Cache

2 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR2-800

4

Max Memory Channels

2

Yes

ECC Memory Support

No

Miscellaneous

-

PCIe Version

2

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