Intel Xeon E7 8860 vs Intel Xeon E5649

VS

Intel Xeon E7-8860

Intel Xeon E5649

We compared two server CPUs: Intel Xeon E7 8860 with 10 cores 2.276GHz 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

Intel Xeon E7 8860 's Advantages

Larger L3 cache size (30MB vs 12MB)

Intel Xeon E5649 's Advantages

Higher base frequency (2.533GHz vs 2.276GHz)

Lower TDP (80W vs 130W)

Score

Intel Xeon E7 8860

VS

Intel Xeon E5649

General Parameters

Apr 2011

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Westmere-EP

Intel Socket 1567

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E7 (Westmere-EX)

Generation

Xeon (Westmere-EP)

Package

2.6 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

130 W

Power Consumption

80 W

Intel

Foundry

Intel

513 mm²

Die Size

239 mm²

CPU Performance

2.276 GHz

Performance Core Base Frequency

2.533 GHz

2.667 GHz

Performance Core Turbo Frequency

2.8 GHz

10

Total Core Count

6

20

Total Thread Count

12

133 MHz

Bus Frequency

133 MHz

17.0

Multiplier

19.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

30 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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