NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon HD 6970M Rebrand

VS

NVIDIA GeForce RTX 3080 Mobile

AMD Radeon HD 6970M Rebrand

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 1024MB VRAM Radeon HD 6970M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 's Advantages

Released 10 years late

Boost Clock1545MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 64.00GB/s)

5344 additional rendering cores

AMD Radeon HD 6970M Rebrand 's Advantages

Lower TDP (75W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile +1382%

18.98 TFLOPS

Radeon HD 6970M Rebrand

1.28 TFLOPS

GeForce RTX 3080 Mobile

VS

Radeon HD 6970M Rebrand

Graphics Card

Jan 2021

Release Date

Jan 2011

GeForce 30 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1110 MHz

Base Clock

-

1545 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

48

SM Count

-

6144

Shading Units

800

192

TMUs

40

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

12.80 GPixel/s

296.6 GTexel/s

Texture Rate

32.00 GTexel/s

18.98 TFLOPS

FP16 (half)

-

18.98 TFLOPS

FP32 (float)

1280 GFLOPS

296.6 GFLOPS

FP64 (double)

-

Board Design

115W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Broadway

GA104-775-A1

GPU Variant

Broadway XT

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

1.04 billion

392 mm²

Die Size

166 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

5.0

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