GeForce GTX 670M and Radeon HD 3550 - video card comparison

GeForce GTX 670M

Radeon HD 3550

Architecture

Fermi (2010−2014)

TeraScale (2005−2013)

GPU code name

N13E-GS1-LP

RV620

Market segment

Laptop

Desktop

Release date

March 2012

August 2008

Bus support

PCI Express 2.0

-

Interface

MXM-B (3.0)

PCIe 2.0 x16

Supplementary power connectors

-

None

SLI options

+

-

Core clock speed

598 MHz

594 MHz

CUDA cores

336

-

Floating-point performance

803.7 gflops

47.52 gflops

Manufacturing process technology

40 nm

55 nm

Number of transistors

1,950 million

181 million

Pipelines / CUDA cores

336

40

Power consumption (TDP)

75 Watt

30 Watt

Texture fill rate

33.5 billion/sec

2.376

Memory type

GDDR5

DDR2

Maximum RAM amount

3 GB

512 MB

Memory bus width

192bit

64 Bit

Memory clock speed

1500 MHz

792 MHz

Memory bandwidth

72.0 GB/s

6.336 GB/s

Shared memory

-

-

Display Connectors

No outputs

2x DisplayPort

HDMI

+

-

HDCP

+

-

Maximum VGA resolution

Up to 2048x1536

-

DirectX

12 API

10.1 (10_1)

CUDA

+

-

OpenCL

1.1

N/A

OpenGL

4.5

3.3

Shader Model

5.1

4.1

Vulkan

N/A

N/A

Optimus

+

-