Radeon HD 6850M and GeForce RTX 4080 Mobile - video card comparison

Radeon HD 6850M

GeForce RTX 4080 Mobile

Architecture

Terascale 2 (2009−2015)

Ada Lovelace

GPU code name

Granville Pro/LP

GN21-X9

Market segment

Laptop

Release date

January 2011

January 2023

Interface

PCIe 2.0 x16

PCIe 4.0 x16

Boost clock speed

2280 MHz

Core clock speed

575 / 675 MHz

1860 MHz

Floating-point performance

1,080.0 gflops

Manufacturing process technology

40 nm

5 nm

Number of transistors

1,040 million

35,800 million

Pipelines / CUDA cores

800

7424

Power consumption (TDP)

50 Watt

150 Watt (60 - 150 Watt TGP)

Texture fill rate

27.00

386.3

Memory type

DDR3, GDDR5

GDDR6X

Maximum RAM amount

1 GB

12 GB

Memory bus width

128 Bit

192 Bit

Memory clock speed

800 MHz

20000 MHz

Memory bandwidth

25.6 GB/s

432.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

DirectX

11.2 (11_0)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

1.2

3.0

OpenGL

4.4

4.6

Shader Model

5.0

6.7

Vulkan

N/A

1.3