Opteron 1381 vs Intel Xeon E5 2643 v2

VS

AMD Opteron 1381

Intel Xeon E5-2643 v2

We compared two server CPUs: Opteron 1381 with 4 cores 2.5GHz and Intel Xeon E5 2643 v2 with 6 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 1381 's Advantages

Higher specification of memory (1333 vs 3)

Lower TDP (115W vs 130W)

Intel Xeon E5 2643 v2 's Advantages

Released 4 years and 3 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.5GHz vs 2.5GHz)

Larger L3 cache size (15MB vs 6MB)

More modern manufacturing process (22nm vs 45nm)

Score

Opteron 1381

VS

Intel Xeon E5 2643 v2

General Parameters

Jun 2009

Release Date

Sep 2013

AMD

Manufacturer

Intel

Server

Type

Server

Suzuka

Core Architecture

Ivy Bridge-EP

AMD Socket AM3

Socket

Intel Socket 2011

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron(Suzuka)

Generation

Xeon E5 (Ivy Bridge-EP)

Package

0.758 billions

Transistor Count

1.4 billions

45 nm

Manufacturing Process

22 nm

115 W

Power Consumption

130 W

GlobalFoundries

Foundry

Intel

258 mm²

Die Size

160 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

3.5 GHz

0

Performance Core Turbo Frequency

0

4

Total Core Count

6

4

Total Thread Count

12

200 MHz

Bus Frequency

100 MHz

12.5

Multiplier

35.0

128 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

15 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

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