AMD Radeon 540X Mobile vs NVIDIA GeForce RTX 4080 Max-Q

VS

AMD Radeon 540X Mobile

NVIDIA GeForce RTX 4080 Max-Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 12GB VRAM GeForce RTX 4080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Lower TDP (50W vs 60W)

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 3 years and 11 months late

Boost Clock has increased by 23% (1350MHz vs 1095MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 32.00GB/s)

6912 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 540X Mobile

1.121 TFLOPS

GeForce RTX 4080 Max Q +1687%

20.04 TFLOPS

Radeon 540X Mobile

VS

GeForce RTX 4080 Max Q

Graphics Card

Feb 2019

Release Date

Jan 2023

Mobility Radeon

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

980 MHz

Base Clock

795 MHz

1095 MHz

Boost Clock

1350 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

192bit

32.00GB/s

Bandwidth

336.0GB/s

Render Config

8

Compute Units

-

SM Count

58

512

Shading Units

7424

32

TMUs

232

16

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

48 MB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

108.0 GPixel/s

35.04 GTexel/s

Texture Rate

313.2 GTexel/s

1121 GFLOPS

FP16 (half)

20.04 TFLOPS

1121 GFLOPS

FP32 (float)

20.04 TFLOPS

70.08 GFLOPS

FP64 (double)

313.2 GFLOPS

Board Design

50W

TDP

60W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

AD104

Lexa PRO (215-0904018)

GPU Variant

GN21-X9

GCN 4.0

Architecture

Ada Lovelace

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

4 nm

2.2 billion

Transistors

35.8 billion

103 mm²

Die Size

295 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

6.4

Shader Model

6.7

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