Opteron 1381 vs Xeon E5540

VS

AMD Opteron 1381

Intel Xeon E5540

We compared two server CPUs: Opteron 1381 with 4 cores 2.5GHz and Xeon E5540 with 4 cores 2.533GHz . 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 1066)

Xeon E5540 's Advantages

Higher base frequency (2.533GHz vs 2.5GHz)

Larger L3 cache size (8MB vs 6MB)

Lower TDP (80W vs 115W)

Score

Opteron 1381

VS

Xeon E5540

General Parameters

Jun 2009

Release Date

Mar 2009

AMD

Manufacturer

Intel

Server

Type

Server

Suzuka

Core Architecture

Gainestown

AMD Socket AM3

Socket

Intel Socket 1366

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron(Suzuka)

Generation

Xeon(Gainestown)

Package

0.758 billions

Transistor Count

0.731 billions

45 nm

Manufacturing Process

45 nm

115 W

Power Consumption

80 W

GlobalFoundries

Foundry

Intel

258 mm²

Die Size

263 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.533 GHz

0

Performance Core Turbo Frequency

2.8 GHz

4

Total Core Count

4

Total Thread Count

8

200 MHz

Bus Frequency

133 MHz

12.5

Multiplier

19.0

128 KB per core

L1 Cache

64 KB per core

512 KB per core

L2 Cache

256 KB per core

6 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3-1066

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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