GeForce 845M and GeForce GT 545 OEM - video card comparison

GeForce 845M

GeForce GT 545 OEM

Architecture

Maxwell (2014−2018)

Fermi 2.0 (2010−2014)

GPU code name

GM108

GF116

Market segment

Laptop

Desktop

Release date

March 2014

May 2011

Interface

PCIe 3.0 x8

PCIe 2.0 x16

Supplementary power connectors

1x 6-pin

Boost clock speed

1150 MHz

Core clock speed

1071 MHz

871 MHz

Floating-point performance

883.7 gflops

501.4 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

1,870 million

1,170 million

Pipelines / CUDA cores

384

144

Power consumption (TDP)

45 Watt

105 Watt

Texture fill rate

37.63

20.90

Memory type

DDR3, GDDR5

GDDR5

Maximum RAM amount

2 GB

1 GB

Memory bus width

64/128 Bit

128 Bit

Memory clock speed

2000 - 5000 MHz

4000 MHz

Memory bandwidth

40.1 GB/s

64 GB/s

Shared memory

Display Connectors

No outputs

2x DVI, 1x mini-HDMI

HDMI

DirectX

12 (11_0)

CUDA

2.1

OpenCL

1.2

1.1

OpenGL

4.6

Shader Model

5.1

Vulkan

1.1.126

N/A

Optimus