G840 2.8GHZ/3MB/LGA1155/BOX

Microarchitecture Sandy Bridge

 

Processor core Sandy Bridge

 

Core stepping Q0 (SR05P)

 

Manufacturing process 0.032 micron High-K metal gate process

 

Data width 64 bit

 

Number of cores 2

 

Floating Point Unit Integrated

 

Level 1 cache size 2 x 32 KB instruction caches

 

2 x 32 KB data caches

 

Level 2 cache size 2 x 256 KB

 

Level 3 cache size 3 MB shared cache

 

Physical memory (GB) 32

 

Multiprocessing Uniprocessor

 

Features

 

MMX instruction set

 

SSE

 

SSE2

 

SSE3

 

Supplemental SSE3

 

SSE4.1

 

SSE4.2

 

Extended Memory 64 technology (EM64T)

 

Execute disable bit

 

Virtualization technology (VT-x)

 

Low power features Enhanced SpeedStep technology

 

On-chip peripherals

 

Dual-channel DDR3 memory controller

 

Direct Media Interface

 

PCI Express 2.0 interface

 

HD graphics controller

 

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