Radeon HD 6850M and GeForce GT 630M - video card comparison

Radeon HD 6850M

GeForce GT 630M

Architecture

Terascale 2 (2009−2015)

Fermi (2010−2014)

GPU code name

Granville Pro/LP

N13P-GL/GL2

Market segment

Laptop

Laptop

Release date

January 2011

December 2011

Bus support

-

PCI Express 2.0

Interface

PCIe 2.0 x16

MXM-A (3.0)

Core clock speed

575 / 675 MHz

Up to 800 MHz

CUDA cores

-

96

Floating-point performance

1,080.0 gflops

253.4 gflops

Manufacturing process technology

40 nm

28 nm

Number of transistors

1,040 million

585 million

Pipelines / CUDA cores

800

96

Power consumption (TDP)

50 Watt

33 Watt

Texture fill rate

27.00

Up to 12.8 billion/sec

Memory type

DDR3, GDDR5

DDR3\GDDR5

Maximum RAM amount

1 GB

1 GB

Memory bus width

128 Bit

Up to 128bit

Memory clock speed

800 MHz

1800 MHz

Memory bandwidth

25.6 GB/s

Up to 32.0 GB/s

Shared memory

-

-

Display Connectors

No outputs

No outputs

HDMI

-

+

HDCP

-

+

Maximum VGA resolution

-

Up to 2048x1536

DirectX

11.2 (11_0)

12 (11_0)

CUDA

-

+

OpenCL

1.2

1.1

OpenGL

4.4

4.5

Shader Model

5.0

5.1

Vulkan

N/A

N/A

3D Blu-Ray

-

+

Optimus

-

+