Radeon HD 6750M and Radeon HD 4670 - video card comparison

Passmark - benchmark score Radeon HD 6750M vs Radeon HD 4670

Radeon HD 6750M

965

Radeon HD 4670

391

Radeon HD 6750M

Radeon HD 4670

Architecture

Terascale 2 (2009−2015)

TeraScale (2005−2013)

GPU code name

Whistler-PRO

RV730

Market segment

Laptop

Desktop

Release date

January 2011

September 2008

Interface

MXM-A (3.0)

PCIe 2.0 x16

Supplementary power connectors

None

Core clock speed

600 MHz

750 MHz

Floating-point performance

576.0 gflops

480.0 gflops

Manufacturing process technology

40 nm

55 nm

Number of transistors

716 million

514 million

Pipelines / CUDA cores

480

320

Power consumption (TDP)

35 Watt

59 Watt

Texture fill rate

14.40

24.00

Memory type

GDDR5

GDDR3

Maximum RAM amount

1 GB

512 MB

Memory bus width

128 Bit

Memory clock speed

900 MHz

2000 MHz

Memory bandwidth

25.6 GB/s

32 GB/s

Shared memory

Display Connectors

No outputs

2x DVI, 1x S-Video

DirectX

11.2 (11_0)

10.1 (10_1)

OpenCL

1.2

1.1

OpenGL

4.4

3.3

Shader Model

5.0

4.1

Vulkan

N/A