GeForce GT 645 OEM and RTX 500 Ada Generation Mobile - video card comparison

GeForce GT 645 OEM

RTX 500 Ada Generation Mobile

Architecture

Fermi 2.0 (2010−2014)

Ada Lovelace

GPU code name

GF114

Market segment

Desktop

Laptop

Release date

April 2012

February 2024

Interface

PCIe 2.0 x16

Core clock speed

776 MHz

Floating-point performance

894.0 gflops

Manufacturing process technology

40 nm

5 nm

Number of transistors

1,950 million

Pipelines / CUDA cores

288

2048

Power consumption (TDP)

102 Watt

60 Watt (35 - 60 Watt TGP)

Texture fill rate

37.25

Memory type

GDDR5

GDDR6

Maximum RAM amount

1 GB

4 GB

Memory bus width

192 Bit

64 Bit

Memory clock speed

3828 MHz

12000 MHz

Memory bandwidth

91.87 GB/s

Shared memory

Display Connectors

2x DVI, 1x mini-HDMI

HDMI

DirectX

12 (11_0)

12 Ultimate

CUDA

2.1

OpenCL

1.1

OpenGL

4.6

Shader Model

5.1

Vulkan

N/A