GeForce GTX 285M SLI and Radeon HD 7770M - video card comparison

GeForce GTX 285M SLI

Radeon HD 7770M

Architecture

G9x (2007−2010)

GCN (2011−2017)

GPU code name

N10E-GTX

Chelsea XT

Market segment

Laptop

Laptop

Release date

March 2009

April 2012

Interface

-

PCIe 2.0 x16

Core clock speed

576 MHz

675 MHz

Floating-point performance

-

691.2 gflops

Manufacturing process technology

55 nm

28 nm

Number of transistors

1508 Million

1,500 million

Pipelines / CUDA cores

256

512

Power consumption (TDP)

150 Watt

32 Watt

Texture fill rate

-

21.60

Memory type

GDDR3

GDDR5

Maximum RAM amount

2 GB

1 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

1020 MHz

4000 MHz

Memory bandwidth

-

64 GB/s

Shared memory

-

-

Display Connectors

-

No outputs

DirectX

10

12 (11_1)

CUDA

+

-

OpenCL

-

1.2

OpenGL

-

4.6

Shader Model

-

5.1

Vulkan

-

1.2.131