Intel Xeon Phi 3120A vs Intel Xeon Phi 7120A

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Intel Xeon Phi 3120A

Intel Xeon Phi 7120A

We compared two server CPUs: Intel Xeon Phi 3120A with 57 cores 1.1GHz and Intel Xeon Phi 7120A with 61 cores 1.238GHz . 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 10 months late

Higher base frequency (1.238GHz vs 1.1GHz)

Score

Intel Xeon Phi 3120A

VS

Intel Xeon Phi 7120A

General Parameters

Jun 2013

Release Date

Apr 2014

PCIe

Manufacturer

PCIe

Server

Type

Server

Knights Corner

Core Architecture

Knights Corner

PCIe x16

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Xeon Phi (Knights Corner)

Package

5 billions

Transistor Count

5 billions

22 nm

Manufacturing Process

22 nm

300 W

Power Consumption

300 W

Intel

Foundry

Intel

350 mm²

Die Size

350 mm²

CPU Performance

1.1 GHz

Performance Core Base Frequency

1.238 GHz

0

Performance Core Turbo Frequency

1.333 GHz

57

Total Core Count

61

228

Total Thread Count

244

100 MHz

Bus Frequency

100 MHz

11.0

Multiplier

12.0

32 K per core

L1 Cache

32 K per core

512 K per core

L2 Cache

512 K per core

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR3,DDR4

Yes

ECC Memory Support

Yes

Miscellaneous

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