Radeon HD 4450 and Radeon 780M - video card comparison

Radeon HD 4450

Radeon 780M

Architecture

TeraScale (2005−2013)

RDNA 3

GPU code name

RV710

Phoenix

Market segment

Desktop

Laptop

Release date

November 2011

January 2023

Interface

PCIe 2.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

None

Boost clock speed

-

3000 MHz

Core clock speed

600 MHz

1500 MHz

Floating-point performance

96 gflops

-

Manufacturing process technology

55 nm

4 nm

Number of transistors

242 million

25,390 million

Pipelines / CUDA cores

80

768

Power consumption (TDP)

25 Watt

54 Watt (35 - 54 Watt TGP)

Texture fill rate

4.800

139.2

Memory type

DDR2

System Shared

Maximum RAM amount

512 MB

System Shared

Memory bus width

64 Bit

System Shared

Memory clock speed

800 MHz

System Shared

Memory bandwidth

6.4 GB/s

-

Shared memory

-

+

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

Portable Device Dependent

HDMI

+

-

DirectX

10.1 (10_1)

12 Ultimate (12_2)

OpenCL

1.1

2.1

OpenGL

3.3

4.6

Shader Model

4.1

6.7

Vulkan

N/A

1.3