Opteron 154 vs Intel Xeon Phi 7120A

VS

AMD Opteron 154

Intel Xeon Phi 7120A

We compared two server CPUs: Opteron 154 with 1 cores 2.8GHz 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

Opteron 154 's Advantages

Higher specification of memory (400 vs 4)

Higher base frequency (2.8GHz vs 1.238GHz)

Lower TDP (104W vs 300W)

Intel Xeon Phi 7120A 's Advantages

Released 8 years and 8 months late

More modern manufacturing process (22nm vs 90nm)

Score

Opteron 154

VS

Intel Xeon Phi 7120A

General Parameters

Aug 2005

Release Date

Apr 2014

AMD

Manufacturer

PCIe

Server

Type

Server

Venus

Core Architecture

Knights Corner

AMD Socket 939

Socket

PCIe x16

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron (Venus (E4))

Generation

Xeon Phi (Knights Corner)

Package

0.114 billions

Transistor Count

5 billions

90 nm

Manufacturing Process

22 nm

104 W

Power Consumption

300 W

-

Foundry

Intel

115 mm²

Die Size

350 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

1.238 GHz

0

Performance Core Turbo Frequency

1.333 GHz

1

Total Core Count

61

1

Total Thread Count

244

200 MHz

Bus Frequency

100 MHz

14.0

Multiplier

12.0

128 KB

L1 Cache

32 K per core

1 MB

L2 Cache

512 K per core

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR1-400

Memory Types

DDR3,DDR4

2

Max Memory Channels

No

ECC Memory Support

Yes

Miscellaneous

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