GeForce GT 645 OEM and GeForce RTX 2070 Super Max-Q - video card comparison

GeForce GT 645 OEM

GeForce RTX 2070 Super Max-Q

Architecture

Fermi 2.0 (2010−2014)

Turing (2018−2021)

GPU code name

GF114

N18E-G2R

Market segment

Desktop

Laptop

Release date

April 2012

April 2020

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Supplementary power connectors

None

Boost clock speed

1155 MHz

Core clock speed

776 MHz

930 MHz

Floating-point performance

894.0 gflops

Manufacturing process technology

40 nm

12 nm

Number of transistors

1,950 million

13,600 million

Pipelines / CUDA cores

288

2560

Power consumption (TDP)

102 Watt

80 Watt

Texture fill rate

37.25

184.8

Memory type

GDDR5

GDDR6

Maximum RAM amount

1 GB

8 GB

Memory bus width

192 Bit

256 Bit

Memory clock speed

3828 MHz

11000 MHz

Memory bandwidth

91.87 GB/s

352.0 GB/s

Shared memory

Display Connectors

2x DVI, 1x mini-HDMI

No outputs

HDMI

G-SYNC support

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

2.1

7.5

OpenCL

1.1

1.2

OpenGL

4.6

Shader Model

5.1

6.5

Vulkan

N/A

1.2.140

VR Ready