Radeon R7 (Kaveri) and GeForce GT 425M - video card comparison

Radeon R7 (Kaveri)

GeForce GT 425M

Architecture

GCN 1.1 (2014)

Fermi (2010−2014)

GPU code name

Kaveri

N11P-GS

Market segment

Laptop

Laptop

Release date

June 2014

August 2010

Interface

-

PCIe 2.0 x16

Boost clock speed

686 MHz

-

Core clock speed

553 MHz

560 MHz

CUDA cores

-

96

Floating-point performance

-

215.04 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

2410 Million

585 million

Pipelines / CUDA cores

512

96

Power consumption (TDP)

-

23 Watt

Texture fill rate

-

6.7 billion/sec

Memory type

-

DDR3

Maximum RAM amount

-

1 GB

Memory bus width

64/128 Bit

128 Bit

Memory clock speed

-

800 MHz

Memory bandwidth

-

25.6 GB/s

Shared memory

+

-

Display Connectors

-

No outputs

DirectX

12 (FL 12_0)

12 API

CUDA

-

+

OpenCL

-

1.1

OpenGL

-

4.5

Shader Model

-

5.1

Vulkan

-

N/A