GeForce PCX 4300 and Radeon RX 640 - video card comparison

GeForce PCX 4300

Radeon RX 640

Architecture

Celsius (1999−2005)

Polaris (2016−2019)

GPU code name

NV19

Polaris 12

Market segment

Desktop

Laptop

Release date

February 2004

August 2019

Interface

PCIe 1.0 x16

PCIe 3.0 x8

Supplementary power connectors

None

Boost clock speed

1218 MHz

Core clock speed

250 MHz

1218 MHz

Manufacturing process technology

150 nm

14 nm

Number of transistors

29 million

2,200 million

Pipelines / CUDA cores

640

Power consumption (TDP)

50 Watt

Texture fill rate

0.5

38.98

Memory type

DDR

GDDR5

Maximum RAM amount

64 MB

4 GB

Memory bus width

64 Bit

Memory clock speed

332 MHz

6000 MHz

Memory bandwidth

2.656 GB/s

112.0 GB/s

Shared memory

Display Connectors

1x DVI, 1x VGA, 1x S-Video

1x DVI, 1x HDMI, 1x DisplayPort

HDMI

DirectX

8.0

12 (12_0)

OpenCL

N/A

2.0

OpenGL

1.3

4.6

Shader Model

6.4

Vulkan

N/A

1.2.131

FreeSync