CPU Comparison

A

AMD

AMD

AMD Opteron 856

CORE STATE Athens

CORE SPECS 1 Cores / 1 Threads

CLOCK SPEED 3 Base

CACHE —

MAX TDP 92W

ARCHITECTURE K8

nm

PROCESS 90 nm

LAUNCH DATE 2006

VS

i

Intel

INTEL

Core i7-950

CORE STATE Bloomfield

CORE SPECS 4 Cores / 8 Threads

CLOCK SPEED 3.07 Base / 3.33 GHz Turbo

CACHE 8 MB (shared)

MAX TDP 130W

ARCHITECTURE Nehalem

nm

PROCESS 45 nm

LAUNCH DATE 2009

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

N/A

278

cinebench_cinebench_r20_multicore

N/A

1,160

cinebench_cinebench_r20_singlecore

N/A

163

cinebench_cinebench_r23_multicore

N/A

2,763

cinebench_cinebench_r23_singlecore

N/A

390

DETAILED SPECIFICATIONS

SPECIFICATION

Opteron 856

i7-950

Core Specs

Cores

1

4 +300.0%

Threads

1

8 +700.0%

Base Clock (GHz)

3

3.07 +2.3%

Boost Clock (GHz)

—

3.33

Frequency (GHz)

3

3.07 +2.3%

Turbo Clock (GHz)

—

3.33

Multiplier

15

23 +53.3%

SMP CPUs

8

1 -87.5%

Cache

L1 Cache

128 KB

64 KB (per core)

L2 Cache

1 MB

256 KB (per core)

L3 Cache

—

8 MB (shared)

Power

TDP (W)

92

130 +41.3%

Architecture

Architecture

K8

Nehalem

Codename

Athens

Bloomfield

Generation

Opteron (Athens (E4))

Core i7 (Bloomfield)

Process Size

90 nm

45 nm

Transistors

106 million

731 million

Die Size

—

263 mm²

Foundry

—

Intel

Memory

Memory Support

—

DDR3

Memory Bus

Dual-channel

Triple-channel

ECC Memory

No

No

Platform

Socket

AMD Socket 940

Intel Socket 1366

PCIe

Gen 2

Gen 2

Other

Market

Server/Workstation

Desktop

Production Status

End-of-life

End-of-life

Part Number

OSA856FAA5BM

SLBEN

Package

µPGA

FC-LGA8

View Opteron 856 Details View Core i7-950 Details