Xeon E5 2650 v4 vs Intel Xeon E5645

VS

Intel Xeon E5-2650 v4

Intel Xeon E5645

We compared two server CPUs: Xeon E5 2650 v4 with 12 cores 2.2GHz and Intel Xeon E5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E5 2650 v4 's Advantages

Released 6 years late

Higher specification of memory (2133 vs 3)

Newer PCIe version (3 vs 2)

Larger L3 cache size (30MB vs 12MB)

More modern manufacturing process (14nm vs 32nm)

Intel Xeon E5645 's Advantages

Higher base frequency (2.4GHz vs 2.2GHz)

Lower TDP (80W vs 105W)

Score

Xeon E5 2650 v4

VS

Intel Xeon E5645

General Parameters

Mar 2016

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell-EP

Core Architecture

Westmere-EP

Intel Socket 2011-3

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E5 (Broadwell-EP)

Generation

Xeon (Westmere-EP)

Package

3.4 billions

Transistor Count

1.17 billions

14 nm

Manufacturing Process

32 nm

105 W

Power Consumption

80 W

Intel

Foundry

Intel

246 mm²

Die Size

239 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

2.4 GHz

2.9 GHz

Performance Core Turbo Frequency

2.666 GHz

12

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

22.0

Multiplier

18.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

30 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-2133

Memory Types

DDR3

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

40

PCIe Lanes

-

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