GeForce GTX 660 OEM and GeForce GTX 560 Ti - video card comparison

GeForce GTX 660 OEM

GeForce GTX 560 Ti

Architecture

Kepler (2012−2018)

Fermi (2010−2014)

GPU code name

GK104

GF114

Market segment

Desktop

Release date

August 2012

January 2011

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Supplementary power connectors

1x 6-pin

2x 6-pin

Boost clock speed

888 MHz

Core clock speed

823 MHz

822 MHz

Floating-point performance

2,046 gflops

1,263.4 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

3,540 million

1,950 million

Pipelines / CUDA cores

1152

384

Power consumption (TDP)

130 Watt

170 Watt

Texture fill rate

85.25

52.67

Memory type

GDDR5

Maximum RAM amount

2 GB

1 GB

Memory bus width

256 Bit

Memory clock speed

5600 MHz

2004 MHz

Memory bandwidth

179.2 GB/s

128.3 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

2x DVI, 1x mini-HDMI

HDMI

DirectX

12 (11_0)

CUDA

3.0

2.1

OpenCL

1.2

1.1

OpenGL

4.6

Shader Model

5.1

Vulkan

1.1.126

N/A