AMD Radeon HD 7970M vs NVIDIA GeForce RTX 3080 Mobile 16 GB

VS

AMD Radeon HD 7970M

NVIDIA GeForce RTX 3080 Mobile 16 GB

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

Main Differences

AMD Radeon HD 7970M 's Advantages

Lower TDP (100W vs 115W)

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 8 years and 9 months late

Boost Clock1545MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 153.6GB/s)

4864 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970M

2.176 TFLOPS

GeForce RTX 3080 Mobile 16 GB +772%

18.98 TFLOPS

Radeon HD 7970M

VS

GeForce RTX 3080 Mobile 16 GB

Graphics Card

Apr 2012

Release Date

Jan 2021

London

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1110 MHz

-

Boost Clock

1545 MHz

1200 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

448.0GB/s

Render Config

20

Compute Units

-

SM Count

48

1280

Shading Units

6144

80

TMUs

192

32

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

148.3 GPixel/s

68.00 GTexel/s

Texture Rate

296.6 GTexel/s

-

FP16 (half)

18.98 TFLOPS

2.176 TFLOPS

FP32 (float)

18.98 TFLOPS

136.0 GFLOPS

FP64 (double)

296.6 GFLOPS

Board Design

100W

TDP

115W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Wimbledon

GPU Name

GA104

Wimbledon XT (216-0836036)

GPU Variant

GA104-775-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.8 billion

Transistors

17.4 billion

212 mm²

Die Size

392 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.8

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