Pentium 1405 V2 vs Intel Xeon E5649

VS

Pentium 1405 V2 Intel Xeon E5649

We compared two server CPUs: Pentium 1405 V2 with 2 cores 1.4GHz 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

Pentium 1405 V2 's Advantages

Released 2 years and 11 months late

Higher specification of memory (DDR3-1333 vs DDR3)

Newer PCIe version (3 vs 2)

More modern manufacturing process (22nm vs 32nm)

Lower TDP (40W vs 80W)

Intel Xeon E5649 's Advantages

Higher base frequency (2.533GHz vs 1.4GHz)

Larger L3 cache size (12MB vs 6MB)

Score

Pentium 1405 V2

VS

Intel Xeon E5649

General Parameters

Jan 2014

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Ivy Bridge-EN

Core Architecture

Westmere-EP

Intel Socket 1356

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Pentium (Ivy Bridge)

Generation

Xeon (Westmere-EP)

Package

1.008 billions

Transistor Count

1.17 billions

22 nm

Manufacturing Process

32 nm

Intel Socket 1356

Socket

Intel Socket 1366

40 W

Power Consumption

80 W

80 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

133 mm²

Die Size

239 mm²

FC-LGA12A

Package

FC-LGA10

CPU Performance

1.4 GHz

Performance Core Base Frequency

2.533 GHz

0

Performance Core Turbo Frequency

2.8 GHz

2

Total Core Count

6

2

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

14.0

Multiplier

19.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

24

PCIe Lanes

-

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