Radeon HD 6770 and Radeon RX 6300M - video card comparison

Radeon HD 6770

Radeon RX 6300M

Architecture

TeraScale 2 (2009−2015)

RDNA 2 (2020−2022)

GPU code name

Juniper

Navi 24

Market segment

Desktop

Laptop

Release date

January 2011

January 2022

Bus support

PCIe 2.0 x16

-

Interface

PCIe 2.0 x16

PCIe 4.0 x8

Supplementary power connectors

1x 6-pin

None

Boost clock speed

900 MHz

1512 MHz

Floating-point performance

1,360.0 gflops

-

Manufacturing process technology

40 nm

6 nm

Number of transistors

1,040 million

5,400 million

Pipelines / CUDA cores

800

768

Power consumption (TDP)

108 Watt

25 Watt

Texture fill rate

34.00

115.2

Memory type

GDDR5

GDDR6

Maximum RAM amount

1 GB

2 GB

Memory bus width

128 Bit

128 Bit

Memory clock speed

1050 MHz

18000 MHz

Memory bandwidth

76.8 GB/s

288.0 GB/s

Shared memory

-

-

Display Connectors

2x DVI, 1x HDMI, 2x mini-DisplayPort

No outputs

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

12 Ultimate (12_2)

Mantle

-

-

OpenCL

1.2

2.1

OpenGL

4.4

4.6

Shader Model

5.0

6.6

Vulkan

-

1.2

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-