Radeon HD 6450 and Radeon Vega 7 Mobile - video card comparison

Radeon HD 6450

Radeon Vega 7 Mobile

Architecture

TeraScale 2 (2009−2015)

GCN 5.1 (2018−2021)

GPU code name

Caicos

Cezanne

Market segment

Desktop

Laptop

Release date

April 2011

April 2021

Bus support

PCIe 2.0 x8

-

Interface

PCIe 2.0 x16

IGP

Supplementary power connectors

None

-

Boost clock speed

750 MHz

1900 MHz

Floating-point performance

200.0 gflops

-

Manufacturing process technology

40 nm

7 nm

Number of transistors

370 million

9,800 million

Pipelines / CUDA cores

160

448

Power consumption (TDP)

30 Watt

45 Watt

Texture fill rate

5.000

53.20

Memory type

GDDR5

System Shared

Maximum RAM amount

1 GB

System Shared

Memory bus width

64 Bit

System Shared

Memory clock speed

800 MHz

System Shared

Memory bandwidth

25.6 GB/s

-

Memory bandwidth

8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)

-

Display Connectors

1x DVI, 1x HDMI, 1x VGA

No outputs

Eyefinity

1

-

Number of Eyefinity displays

4

-

HDMI

+

-

DisplayPort support

+

-

DirectX

DirectX® 11

12 (12_1)

Mantle

-

-

OpenCL

1.2

2.1

OpenGL

4.4

4.6

Shader Model

5.0

6.4

Vulkan

-

1.2

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-