NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon HD 7970M

VS

NVIDIA GeForce RTX 3080 Ti Mobile

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 9 years and 9 months late

Boost Clock1260MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 153.6GB/s)

6144 additional rendering cores

AMD Radeon HD 7970M 's Advantages

Lower TDP (100W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +759%

18.71 TFLOPS

Radeon HD 7970M

2.176 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

Radeon HD 7970M

Graphics Card

Jan 2022

Release Date

Apr 2012

GeForce 30 Mobile

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

810 MHz

Base Clock

-

1260 MHz

Boost Clock

-

2000 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

58

SM Count

-

7424

Shading Units

1280

232

TMUs

80

96

ROPs

32

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

121.0 GPixel/s

Pixel Rate

27.20 GPixel/s

292.3 GTexel/s

Texture Rate

68.00 GTexel/s

18.71 TFLOPS

FP16 (half)

-

18.71 TFLOPS

FP32 (float)

2.176 TFLOPS

292.3 GFLOPS

FP64 (double)

136.0 GFLOPS

Board Design

115W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA103S

GPU Name

Wimbledon

GN20-E8-A1

GPU Variant

Wimbledon XT (216-0836036)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

2.8 billion

496 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.5

Shader Model

5.1

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