Radeon HD 7770M and GeForce 9800M GT SLI - video card comparison

Radeon HD 7770M

GeForce 9800M GT SLI

Architecture

GCN (2011−2017)

G9x (2007−2010)

GPU code name

Chelsea XT

NB9E-GT2

Market segment

Laptop

Laptop

Release date

April 2012

July 2008

Interface

PCIe 2.0 x16

-

SLI options

-

+

Core clock speed

675 MHz

500 MHz

Floating-point performance

691.2 gflops

-

Manufacturing process technology

28 nm

65 nm

Number of transistors

1,500 million

1508 Million

Pipelines / CUDA cores

512

192

Power consumption (TDP)

32 Watt

130 Watt

Texture fill rate

21.60

-

Memory type

GDDR5

GDDR3

Maximum RAM amount

1 GB

512 MB

Memory bus width

128 Bit

256 Bit

Memory clock speed

4000 MHz

800 MHz

Memory bandwidth

64 GB/s

-

Shared memory

-

-

Display Connectors

No outputs

-

DirectX

12 (11_1)

10

CUDA

-

+

OpenCL

1.2

-

OpenGL

4.6

-

Shader Model

5.1

-

Vulkan

1.2.131

-