GeForce GTX 460 and GeForce GTX 645 OEM - video card comparison

GeForce GTX 460

GeForce GTX 645 OEM

Architecture

Fermi (2010−2014)

Kepler (2012−2018)

GPU code name

GF104

GK106

Market segment

Desktop

Desktop

Release date

July 2010

April 2013

Bus support

16x PCI-E 2.0

-

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Supplementary power connectors

6-pin & 6-pin

None

SLI options

+

-

Core clock speed

675 MHz

824 MHz

Floating-point performance

907.2 gflops

949.2 gflops

Manufacturing process technology

40 nm

28 nm

Number of transistors

1,950 million

2,540 million

Pipelines / CUDA cores

336

576

Power consumption (TDP)

160 Watt

65 Watt

Texture fill rate

37.80

39.55

Memory type

GDDR5

GDDR5

Maximum RAM amount

2 GB

1 GB

Memory bus width

192 Bit

128 Bit

Memory clock speed

3600 MHz

4000 MHz

Memory bandwidth

86.4 GB/s

64 GB/s

Display Connectors

Two Dual Link DVI, Mini HDMI

1x DVI, 1x HDMI, 1x DisplayPort

Multi monitor support

+

-

HDMI

+

+

HDCP

+

-

Maximum VGA resolution

2048x1536

-

Audio input for HDMI

Internal

-

DirectX

12 (11_0)

12 (11_0)

CUDA

+

3.0

OpenCL

1.1

1.2

OpenGL

4.1

4.6

Shader Model

5.1

5.1

Vulkan

N/A

1.1.126