NVIDIA GeForce 405M vs AMD Radeon RX 580X Mobile

VS

NVIDIA GeForce 405M AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 512MB VRAM GeForce 405M and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 405M 's Advantages

Lower TDP (14W vs 100W)

AMD Radeon RX 580X Mobile 's Advantages

Released 7 years and 3 months late

Boost Clock1077MHz

Larger VRAM bandwidth (256.0GB/s vs 12.80GB/s)

2288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 405M

0.039 TFLOPS

Radeon RX 580X Mobile +12625%

4.963 TFLOPS

GeForce 405M

VS

Radeon RX 580X Mobile

Graphics Card

Jan 2011

Release Date

Apr 2018

GeForce 400M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

800 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

256.0GB/s

Render Config

2

SM Count

-

Compute Units

36

16

Shading Units

2304

8

TMUs

144

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

2 MB

Theoretical Performance

2.424 GPixel/s

Pixel Rate

34.46 GPixel/s

4.848 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

38.78 GFLOPS

FP32 (float)

4.963 TFLOPS

-

FP64 (double)

310.2 GFLOPS

Graphics Processor

GT218

GPU Name

Polaris 20

-

GPU Variant

Polaris 20M XT

Tesla 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.26 billion

Transistors

5.7 billion

57 mm²

Die Size

232 mm²

Board Design

14W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

CUDA

-

4.1

Shader Model

6.4

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