Radeon HD 8650M and GeForce GT 420M - video card comparison

Radeon HD 8650M

GeForce GT 420M

Architecture

GCN (2011−2017)

Fermi (2010−2014)

GPU code name

-

N11P-GE

Market segment

Laptop

Laptop

Release date

January 2013

September 2010

Interface

-

PCIe 2.0 x16

Core clock speed

650 MHz

500 MHz

CUDA cores

-

96

Floating-point performance

-

192 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

900 Million

585 million

Pipelines / CUDA cores

384

96

Power consumption (TDP)

-

23 Watt

Texture fill rate

-

6.0 billion/sec

Memory type

GDDR5

(G)DDR3

Maximum RAM amount

2 GB

1 GB

Memory bus width

64 Bit

128 Bit

Memory clock speed

4500 MHz

800 MHz

Memory bandwidth

-

25.6 GB/s

Shared memory

-

-

Display Connectors

-

No outputs

DirectX

11.1

12 API

CUDA

-

+

OpenCL

-

1.1

OpenGL

-

4.5

Shader Model

-

5.1

Vulkan

-

N/A