Intel Xeon Phi 3120A vs Intel Xeon E5 2665

VS

We compared two server CPUs: Intel Xeon Phi 3120A with 57 cores 1.1GHz and Intel Xeon E5 2665 with 8 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 3120A 's Advantages

Released 1 years and 3 months late

Intel Xeon E5 2665 's Advantages

Higher specification of memory (DDR3 vs DDR3)

Higher base frequency (2.4GHz vs 1.1GHz)

Lower TDP (115W vs 300W)

Score

Intel Xeon Phi 3120A

VS

Intel Xeon E5 2665

General Parameters

Jun 2013

Release Date

Mar 2012

PCIe

Manufacturer

Intel

Server

Type

Server

Knights Corner

Core Architecture

Sandy Bridge-EP

PCIe x16

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

5 billions

Transistor Count

2.27 billions

22 nm

Manufacturing Process

32 nm

PCIe x16

Socket

Intel Socket 2011

300 W

Power Consumption

115 W

Intel

Foundry

Intel

350 mm²

Die Size

435 mm²

PCIe x16

Package

FC-LGA10

CPU Performance

1.1 GHz

Performance Core Base Frequency

2.4 GHz

0

Performance Core Turbo Frequency

3.1 GHz

57

Total Core Count

8

228

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

11.0

Multiplier

24.0

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

-

L3 Cache

20 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,

Memory Types

DDR3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

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