AMD Radeon R7 M445 vs AMD Radeon 540X Mobile

VS

AMD Radeon R7 M445 AMD Radeon 540X Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R7 M445 and 2GB VRAM Radeon 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M445 's Advantages

More VRAM (4GB vs 2GB)

AMD Radeon 540X Mobile 's Advantages

Released 2 years and 9 months late

Boost Clock has increased by 19% (1095MHz vs 920MHz)

192 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M445

0.588 TFLOPS

Radeon 540X Mobile +90%

1.121 TFLOPS

Radeon R7 M445

VS

Radeon 540X Mobile

Graphics Card

May 2016

Release Date

Feb 2019

Gem System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

980 MHz

920 MHz

Boost Clock

1095 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

32.00GB/s

Render Config

-

SM Count

-

5

Compute Units

8

320

Shading Units

512

20

TMUs

32

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

Theoretical Performance

7.360 GPixel/s

Pixel Rate

17.52 GPixel/s

18.40 GTexel/s

Texture Rate

35.04 GTexel/s

588.8 GFLOPS

FP16 (half)

1121 GFLOPS

588.8 GFLOPS

FP32 (float)

1121 GFLOPS

36.80 GFLOPS

FP64 (double)

70.08 GFLOPS

Graphics Processor

Meso

GPU Name

Lexa

Meso PRO (216-0864032)

GPU Variant

Lexa PRO (215-0904018)

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.55 billion

Transistors

2.2 billion

125 mm²

Die Size

103 mm²

Board Design

Unknown

TDP

50W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2.170

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.4

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