GeForce GTX 645 OEM and Mach64 LT - video card comparison

GeForce GTX 645 OEM

Mach64 LT

Architecture

Kepler (2012−2018)

Mach (1992−1997)

GPU code name

GK106

Mach64 LT

Market segment

Desktop

Release date

April 2013

Interface

PCIe 3.0 x16

Supplementary power connectors

None

Core clock speed

824 MHz

Floating-point performance

949.2 gflops

Manufacturing process technology

28 nm

500 nm

Number of transistors

2,540 million

1 million

Pipelines / CUDA cores

576

Power consumption (TDP)

65 Watt

Texture fill rate

39.55

Memory type

GDDR5

Maximum RAM amount

1 GB

Memory bus width

128 Bit

Memory clock speed

4000 MHz

Memory bandwidth

64 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

HDMI

DirectX

12 (11_0)

5.0

CUDA

3.0

OpenCL

1.2

N/A

OpenGL

4.6

N/A

Shader Model

5.1

Vulkan

1.1.126

N/A