Intel Xeon Phi 7120A vs Opteron 148

VS

Intel Xeon Phi 7120A

AMD Opteron 148

We compared two server CPUs: Intel Xeon Phi 7120A with 61 cores 1.238GHz and Opteron 148 with 1 cores 2.2GHz . 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 8 years and 8 months late

More modern manufacturing process (22nm vs 90nm)

Opteron 148 's Advantages

Higher specification of memory (400 vs 4)

Higher base frequency (2.2GHz vs 1.238GHz)

Lower TDP (85W vs 300W)

Score

Intel Xeon Phi 7120A

VS

Opteron 148

General Parameters

Apr 2014

Release Date

Aug 2005

PCIe

Manufacturer

AMD

Server

Type

Server

Knights Corner

Core Architecture

Venus

PCIe x16

Socket

AMD Socket 939

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

Xeon Phi (Knights Corner)

Generation

Opteron (Venus (E6))

Package

5 billions

Transistor Count

0.114 billions

22 nm

Manufacturing Process

90 nm

300 W

Power Consumption

85 W

Intel

Foundry

-

350 mm²

Die Size

115 mm²

CPU Performance

1.238 GHz

Performance Core Base Frequency

2.2 GHz

1.333 GHz

Performance Core Turbo Frequency

0

61

Total Core Count

1

244

Total Thread Count

1

100 MHz

Bus Frequency

200 MHz

12.0

Multiplier

11.0

32 K per core

L1 Cache

128 KB

512 K per core

L2 Cache

1 MB

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR1-400

Max Memory Channels

2

Yes

ECC Memory Support

No

Miscellaneous

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