GeForce GT 640M LE and GeForce RTX 2050 Mobile - video card comparison

GeForce GT 640M LE

GeForce RTX 2050 Mobile

Architecture

Fermi / Kepler (2012)

Ampere (2020−2022)

GPU code name

N13P-LP

GN20-S7

Market segment

Laptop

Release date

March 2012

December 2021

Bus support

PCI Express 2.0, PCI Express 3.0

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Boost clock speed

1477 MHz

Core clock speed

Up to 500 MHz

CUDA cores

Up to 384

Floating-point performance

384.0 gflops

Manufacturing process technology

28 nm

8 nm

Number of transistors

585 million

Pipelines / CUDA cores

384

2048

Power consumption (TDP)

20 Watt

30-45 Watt

Texture fill rate

Up to 16.0 billion/sec

189.1

Memory type

DDR3\DDR5

GDDR6

Maximum RAM amount

2 GB

4 GB

Memory bus width

128bit

64 Bit

Memory clock speed

1800 - 4000 MHz

14000 MHz

Memory bandwidth

Up to 28.8 GB/s

112.0 GB/s

Shared memory

Display Connectors

No outputs

1x DVI, 1x HDMI, 2x DisplayPort

HDMI

HDCP

Maximum VGA resolution

Up to 2048x1536

G-SYNC support

DirectX

12 API

12 Ultimate (12_2)

CUDA

8.6

OpenCL

1.1

3.0

OpenGL

4.5

4.6

Shader Model

5.1

6.6

Vulkan

N/A

1.2

3D Blu-Ray

Optimus

VR Ready