NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon RX 460 Mobile

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

AMD Radeon RX 460 Mobile

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 4GB VRAM Radeon RX 460 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 4 years and 5 months late

Boost Clock has increased by 31% (1545MHz vs 1180MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 80.00GB/s)

5248 additional rendering cores

AMD Radeon RX 460 Mobile 's Advantages

Lower TDP (55W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +797%

18.98 TFLOPS

Radeon RX 460 Mobile

2.115 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

Radeon RX 460 Mobile

Graphics Card

Jan 2021

Release Date

Aug 2016

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1110 MHz

Base Clock

1000 MHz

1545 MHz

Boost Clock

1180 MHz

1750 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

80.00GB/s

Render Config

-

Compute Units

14

48

SM Count

-

6144

Shading Units

896

192

TMUs

56

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

18.88 GPixel/s

296.6 GTexel/s

Texture Rate

66.08 GTexel/s

18.98 TFLOPS

FP16 (half)

2.115 TFLOPS

18.98 TFLOPS

FP32 (float)

2.115 TFLOPS

296.6 GFLOPS

FP64 (double)

132.2 GFLOPS

Board Design

115W

TDP

55W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Baffin

GA104-775-A1

GPU Variant

Baffin XT

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

3 billion

392 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.6

CUDA

-

6.8

Shader Model

6.4

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