GeForce GTX 660 OEM and Radeon VE - video card comparison

GeForce GTX 660 OEM

Radeon VE

Architecture

Kepler (2012−2018)

Rage 6 (2000−2007)

GPU code name

GK104

Rage 6

Market segment

Desktop

Desktop

Release date

August 2012

February 2001

Interface

PCIe 3.0 x16

AGP 4x

Supplementary power connectors

1x 6-pin

None

Boost clock speed

888 MHz

-

Core clock speed

823 MHz

183 MHz

Floating-point performance

2,046 gflops

-

Manufacturing process technology

28 nm

180 nm

Number of transistors

3,540 million

30 million

Pipelines / CUDA cores

1152

-

Power consumption (TDP)

130 Watt

23 Watt

Texture fill rate

85.25

0.55

Memory type

GDDR5

DDR

Maximum RAM amount

2 GB

32 MB

Memory bus width

256 Bit

64 Bit

Memory clock speed

5600 MHz

366 MHz

Memory bandwidth

179.2 GB/s

2.928 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

1x DVI, 1x VGA, 1x S-Video

HDMI

+

-

DirectX

12 (11_0)

7.0

CUDA

3.0

-

OpenCL

1.2

N/A

OpenGL

4.6

1.3

Shader Model

5.1

-

Vulkan

1.1.126

N/A