Radeon HD 6770 and GeForce GTX 460 OEM - video card comparison

Radeon HD 6770

GeForce GTX 460 OEM

Architecture

TeraScale 2 (2009−2015)

Fermi (2010−2014)

GPU code name

Juniper

GF104

Market segment

Desktop

Desktop

Release date

January 2011

October 2010

Bus support

PCIe 2.0 x16

-

Interface

PCIe 2.0 x16

PCIe 2.0 x16

Supplementary power connectors

1x 6-pin

2x 6-pin

Boost clock speed

900 MHz

-

Core clock speed

-

650 MHz

Floating-point performance

1,360.0 gflops

873.6 gflops

Manufacturing process technology

40 nm

40 nm

Number of transistors

1,040 million

1,950 million

Pipelines / CUDA cores

800

336

Power consumption (TDP)

108 Watt

150 Watt

Texture fill rate

34.00

36.40

Memory type

GDDR5

GDDR5

Maximum RAM amount

1 GB

1 GB

Memory bus width

128 Bit

256 Bit

Memory clock speed

1050 MHz

3400 MHz

Memory bandwidth

76.8 GB/s

108.8 GB/s

Display Connectors

2x DVI, 1x HDMI, 2x mini-DisplayPort

2x DVI, 1x mini-HDMI

Eyefinity

1

-

HDMI

+

+

DisplayPort support

-

-

DirectX

DirectX® 11

12 (11_0)

CUDA

-

2.1

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.4

4.6

Shader Model

5.0

5.1

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-