AMD Radeon HD 6850M vs NVIDIA GeForce RTX 4080 Mobile

VS

AMD Radeon HD 6850M NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6850M and 12GB VRAM GeForce RTX 4080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850M 's Advantages

Lower TDP (50W vs 110W)

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 12 years late

Boost Clock1665MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (432.0GB/s vs 25.60GB/s)

6624 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850M

1.08 TFLOPS

GeForce RTX 4080 Mobile +2188%

24.72 TFLOPS

Radeon HD 6850M

VS

GeForce RTX 4080 Mobile

Graphics Card

Jan 2011

Release Date

Jan 2023

Vancouver

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1290 MHz

-

Boost Clock

1665 MHz

800 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

12GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

192bit

25.60GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

58

10

Compute Units

-

800

Shading Units

7424

40

TMUs

232

16

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

48 MB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

133.2 GPixel/s

27.00 GTexel/s

Texture Rate

386.3 GTexel/s

-

FP16 (half)

24.72 TFLOPS

1080 GFLOPS

FP32 (float)

24.72 TFLOPS

-

FP64 (double)

386.3 GFLOPS

Graphics Processor

Granville

GPU Name

AD104

Granville PRO

GPU Variant

GN21-X9

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

1.04 billion

Transistors

35.8 billion

166 mm²

Die Size

295 mm²

Board Design

50W

TDP

110W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.7

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