Radeon HD 6630M and R520 - video card comparison

Radeon HD 6630M

R520

Architecture

Terascale 2 (2009−2015)

Ultra-Threaded SE

GPU code name

Whistler-LP

R520

Market segment

Laptop

Desktop

Release date

January 2011

-

Interface

PCIe 2.0 x16

-

Core clock speed

485 MHz

-

Floating-point performance

480.0 gflops

-

Manufacturing process technology

40 nm

90 nm

Number of transistors

716 million

312 million

Pipelines / CUDA cores

480

-

Power consumption (TDP)

26 Watt

-

Texture fill rate

12.00

-

Memory type

DDR3

-

Maximum RAM amount

1 GB

-

Memory bus width

128 Bit

-

Memory clock speed

800 MHz

-

Memory bandwidth

25.6 GB/s

-

Shared memory

-

-

Display Connectors

No outputs

-

DirectX

11.2 (11_0)

9.0c (9_3)

OpenCL

1.2

N/A

OpenGL

4.4

2.1

Shader Model

5.0

3.0

Vulkan

N/A

N/A