NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon R9 M290X

VS

NVIDIA GeForce RTX 3080 Mobile

AMD Radeon R9 M290X

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 4GB VRAM Radeon R9 M290X 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 7 years late

Boost Clock has increased by 72% (1545MHz vs 900MHz)

More VRAM (8GB vs 4GB)

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

4864 additional rendering cores

AMD Radeon R9 M290X 's Advantages

Lower TDP (100W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile +723%

18.98 TFLOPS

Radeon R9 M290X

2.304 TFLOPS

GeForce RTX 3080 Mobile

VS

Radeon R9 M290X

Graphics Card

Jan 2021

Release Date

Jan 2014

GeForce 30 Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1110 MHz

Base Clock

850 MHz

1545 MHz

Boost Clock

900 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

48

SM Count

-

6144

Shading Units

1280

192

TMUs

80

96

ROPs

32

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

28.80 GPixel/s

296.6 GTexel/s

Texture Rate

72.00 GTexel/s

18.98 TFLOPS

FP16 (half)

-

18.98 TFLOPS

FP32 (float)

2.304 TFLOPS

296.6 GFLOPS

FP64 (double)

144.0 GFLOPS

Board Design

115W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Neptune

GA104-775-A1

GPU Variant

Neptune XT (216-0847000)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

2.8 billion

392 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

-

6.6

Shader Model

5.1

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