Intel Xeon Phi 7120A vs Xeon E6540

VS

Intel Xeon Phi 7120A

Intel Xeon E6540

We compared two server CPUs: Intel Xeon Phi 7120A with 61 cores 1.238GHz and Xeon E6540 with 6 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 7120A 's Advantages

Released 4 years and 1 months late

More modern manufacturing process (22nm vs 45nm)

Xeon E6540 's Advantages

Higher specification of memory (1333 vs 4)

Higher base frequency (2GHz vs 1.238GHz)

Lower TDP (105W vs 300W)

Score

Intel Xeon Phi 7120A

VS

Xeon E6540

General Parameters

Apr 2014

Release Date

Mar 2010

PCIe

Manufacturer

Intel

Server

Type

Server

Knights Corner

Core Architecture

Nehalem-EX

PCIe x16

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Xeon(Beckton)

Package

5 billions

Transistor Count

2.3 billions

22 nm

Manufacturing Process

45 nm

300 W

Power Consumption

105 W

Intel

Foundry

Intel

350 mm²

Die Size

684 mm²

CPU Performance

1.238 GHz

Performance Core Base Frequency

2 GHz

1.333 GHz

Performance Core Turbo Frequency

2.266 GHz

61

Total Core Count

6

244

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

12.0

Multiplier

15.0

32 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

256 KB per core

-

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR3-1333

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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