Radeon HD 4650 and Radeon RX 6450M - video card comparison

Radeon HD 4650

Radeon RX 6450M

Architecture

TeraScale (2005−2013)

RDNA 2 (2020−2022)

GPU code name

RV730

Navi 24

Market segment

Desktop

Laptop

Release date

September 2008

January 2023

Interface

PCIe 2.0 x16

PCIe 4.0 x4

Supplementary power connectors

-

None

Boost clock speed

-

2220 MHz

Core clock speed

600 MHz

2000 MHz

Floating-point performance

384.0 gflops

-

Manufacturing process technology

55 nm

6 nm

Number of transistors

514 million

5,400 million

Pipelines / CUDA cores

320

768

Power consumption (TDP)

48 Watt

25 Watt (25 - 50 Watt TGP)

Texture fill rate

19.20

118.1

Memory type

GDDR3

GDDR6

Maximum RAM amount

256 MB

4 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

1400 MHz

18000 MHz

Memory bandwidth

22.4 GB/s

128.0 GB/s

Shared memory

-

-

Display Connectors

2x DVI, 1x S-Video

Portable Device Dependent

DirectX

10.1 (10_1)

12 Ultimate (12_2)

OpenCL

1.1

2.2

OpenGL

3.3

4.6

Shader Model

4.1

6.7

Vulkan

N/A

1.3