NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon R9 M295X

VS

NVIDIA GeForce RTX 3080 Ti Mobile

AMD Radeon R9 M295X

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 4GB VRAM Radeon R9 M295X 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 7 years and 2 months late

Boost Clock1260MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 160.0GB/s)

5376 additional rendering cores

Lower TDP (115W vs 250W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +531%

18.71 TFLOPS

Radeon R9 M295X

2.961 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

Radeon R9 M295X

Graphics Card

Jan 2022

Release Date

Nov 2014

GeForce 30 Mobile

Generation

Crystal System

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

1250 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

32

58

SM Count

-

7424

Shading Units

2048

232

TMUs

128

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

23.14 GPixel/s

292.3 GTexel/s

Texture Rate

92.54 GTexel/s

18.71 TFLOPS

FP16 (half)

2.961 TFLOPS

18.71 TFLOPS

FP32 (float)

2.961 TFLOPS

292.3 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

115W

TDP

250W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA103S

GPU Name

Amethyst

GN20-E8-A1

GPU Variant

Amethyst XT

Ampere

Architecture

GCN 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

5 billion

496 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.6

CUDA

-

6.5

Shader Model

6.3

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