Model

5xx

3xx

21xx

23xx

32xx

3xxx

Market

Desktop

Mobile

Desktop

Mobile

Desktop

Mobile

Generation

First

First

Second

Second

Third

Third

Microarchitecture

Nehalem

Nehalem

Sandy Bridge

Sandy Bridge

Ivy Bridge

Ivy Bridge

Manufacturing Process

32 nm

32 nm

32 nm

32 nm

22 nm

22 nm

Number of Cores

2

2

2

2

2

2

Hyper-Threading

Yes

Yes

Yes

Yes

Yes

Yes

L1 cache (per core)

32 kB+32 kB

32 kB+32kB

32 kB+32 kB

32 kB+32kB

32 kB+32kB

32 kB+32 kB

L2 cache (per core)

256 kB

256 kB

256 kB

256 kB

256 kB

256 kB

L3 cache (total)

4 MB

3 MB

3 MB

3 MB

3 MB

3 MB

DMI bus

1 GB/s

1 GB/s

2 GB/s

2 GB/s

2 GB/s

2 GB/s

Memory (DDR3)

1066, 1333

800, 1066

1066, 1333

1066, 1333, 1600 

1333, 1600

1333, 1600

DDR3L and DDR3L-RS

No

No

No

No

No

Yes

Graphics Engine

HD Graphics

HD Graphics

HD 2000 or HD 3000

HD 3000

HD 2500 or HD 4000

HD 4000

DirectX

10

10

10.1

10.1

11

11

Graphics Processors

6

6

6 or 12

12

6 or 12

12

Graphics Base Clock

733 MHz

166 MHz or 500 MHz

650 MHz or 850 MHz

350 MHz or 650 MHz

650 MHz

350 MHz or 650 MHz

Graphics Boost Clock

No

500 MHz or 667 MHz 

1.1 GHz

1 GHz or 1.15 GHz

1.05 GHz

1.05 GHz or 1 GHz

Displays Supported

2

2

2

2

3

3

PCIe Controller

2.0

2.0

2.0

2.0

2.0

2.0

PCIe Configuration

1x16, 2x8

1x16

1x16, 2x8, 1x8, 2x4

1x16, 2x8, 1x8, 2x4

1x16, 2x8, 1x8, 2x4

1x16, 2x8, 1x8, 2x4

Turbo Boost

No

No

No

No

No

No

EM64T

Yes

Yes

Yes

Yes

Yes

Yes

Virtualization

Yes

Yes

Yes

Yes

Yes

Yes

SSE4.2

Yes

Yes

Yes

Yes

Yes

Yes

AES-NIS

No

No

No

No

No

No

AVX

No

No

Yes

Yes

Yes

Yes

Base Clock

133 MHz

133 MHz

100 MHz

100 MHz

100 MHz

100 MHz

Pinout

LGA1156

G1 or BGA1288

LGA1155

G2 or BGA1023

LGA1155

G2 or BGA1023