AMD Radeon 540X Mobile vs NVIDIA GeForce 405M

VS

AMD Radeon 540X Mobile

NVIDIA GeForce 405M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 512MB VRAM GeForce 405M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 8 years and 1 months late

Boost Clock1095MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (32.00GB/s vs 12.80GB/s)

496 additional rendering cores

NVIDIA GeForce 405M 's Advantages

Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +2774%

1.121 TFLOPS

GeForce 405M

0.039 TFLOPS

Radeon 540X Mobile

VS

GeForce 405M

Graphics Card

Feb 2019

Release Date

Jan 2011

Mobility Radeon

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

980 MHz

Base Clock

-

1095 MHz

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

12.80GB/s

Render Config

8

Compute Units

-

SM Count

2

512

Shading Units

16

32

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

2.424 GPixel/s

35.04 GTexel/s

Texture Rate

4.848 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

38.78 GFLOPS

70.08 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

14W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

GT218

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

Tesla 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.26 billion

103 mm²

Die Size

57 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

6.4

Shader Model

4.1

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