Opteron 1385 vs Intel Xeon E5645

VS

AMD Opteron 1385

Intel Xeon E5645

We compared two server CPUs: Opteron 1385 with 4 cores 2.7GHz and Intel Xeon E5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 1385 's Advantages

Higher specification of memory (1333 vs 3)

Higher base frequency (2.7GHz vs 2.4GHz)

Intel Xeon E5645 's Advantages

Released 9 months late

Larger L3 cache size (12MB vs 6MB)

More modern manufacturing process (32nm vs 45nm)

Lower TDP (80W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 1385

359

Intel Xeon E5645 +18%

425

Geekbench 6 Multi Core

Opteron 1385

1090

Intel Xeon E5645 +185%

3117

Opteron 1385

VS

Intel Xeon E5645

General Parameters

Jun 2009

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Suzuka

Core Architecture

Westmere-EP

AMD Socket AM3

Socket

Intel Socket 1366

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron(Suzuka)

Generation

Xeon (Westmere-EP)

Package

0.758 billions

Transistor Count

1.17 billions

45 nm

Manufacturing Process

32 nm

115 W

Power Consumption

80 W

GlobalFoundries

Foundry

Intel

258 mm²

Die Size

239 mm²

CPU Performance

2.7 GHz

Performance Core Base Frequency

2.4 GHz

0

Performance Core Turbo Frequency

2.666 GHz

4

Total Core Count

6

4

Total Thread Count

12

200 MHz

Bus Frequency

133 MHz

13.5

Multiplier

18.0

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

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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