Opteron 8220 vs Intel Xeon Phi 31S1P

VS

AMD Opteron 8220

Intel Xeon Phi 31S1P

We compared two server CPUs: Opteron 8220 with 2 cores 2.8GHz and Intel Xeon Phi 31S1P with 57 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 8220 's Advantages

Higher specification of memory (667 vs 4)

Higher base frequency (2.8GHz vs 1.1GHz)

Lower TDP (95W vs 270W)

Intel Xeon Phi 31S1P 's Advantages

Released 6 years and 4 months late

More modern manufacturing process (22nm vs 90nm)

Score

Opteron 8220

VS

Intel Xeon Phi 31S1P

General Parameters

Feb 2007

Release Date

Jun 2013

AMD

Manufacturer

PCIe

Server

Type

Server

Santa Rosa

Core Architecture

Knights Corner

AMD Socket F

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Opteron (Santa Rosa)

Generation

Xeon Phi (Knights Corner)

Package

0.227 billions

Transistor Count

5 billions

90 nm

Manufacturing Process

22 nm

95 W

Power Consumption

270 W

-

Foundry

Intel

235 mm²

Die Size

350 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

1.1 GHz

0

Performance Core Turbo Frequency

0

2

Total Core Count

57

2

Total Thread Count

228

200 MHz

Bus Frequency

100 MHz

14.0

Multiplier

11.0

128 KB per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

512 K per core

No

Unlocked Multiplier

No

8

SMP

1

Memory Parameters

DDR2-667

Memory Types

DDR3,DDR4

Yes

ECC Memory Support

Yes

Miscellaneous

1

PCIe Version

-

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