Intel Xeon Phi 3120A vs Pentium 1405 V2

VS

Intel Xeon Phi 3120A

Intel Pentium 1405 V2

We compared two server CPUs: Intel Xeon Phi 3120A with 57 cores 1.1GHz and Pentium 1405 V2 with 2 cores 1.4GHz . 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 7 months late

Higher specification of memory (1333 vs 4)

Higher base frequency (1.4GHz vs 1.1GHz)

Lower TDP (40W vs 300W)

Score

Intel Xeon Phi 3120A

VS

Pentium 1405 V2

General Parameters

Jun 2013

Release Date

Jan 2014

PCIe

Manufacturer

Intel

Server

Type

Server

Knights Corner

Core Architecture

Ivy Bridge-EN

PCIe x16

Socket

Intel Socket 1356

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Pentium (Ivy Bridge)

Package

5 billions

Transistor Count

1.008 billions

22 nm

Manufacturing Process

22 nm

300 W

Power Consumption

40 W

-

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

350 mm²

Die Size

133 mm²

CPU Performance

1.1 GHz

Performance Core Base Frequency

1.4 GHz

0

Performance Core Turbo Frequency

0

57

Total Core Count

2

228

Total Thread Count

2

100 MHz

Bus Frequency

100 MHz

11.0

Multiplier

14.0

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

-

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR3-1333

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

24

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