NVIDIA GeForce GT 445M vs AMD Radeon 540X Mobile

VS

NVIDIA GeForce GT 445M

AMD Radeon 540X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 445M and 2GB VRAM Radeon 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 445M 's Advantages

Larger VRAM bandwidth (40.00GB/s vs 32.00GB/s)

Lower TDP (35W vs 50W)

AMD Radeon 540X Mobile 's Advantages

Released 8 years and 5 months late

Boost Clock1095MHz

More VRAM (2GB vs 1024GB)

368 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 445M

0.328 TFLOPS

Radeon 540X Mobile +241%

1.121 TFLOPS

GeForce GT 445M

VS

Radeon 540X Mobile

Graphics Card

Sep 2010

Release Date

Feb 2019

GeForce 400M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1095 MHz

625 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

40.00GB/s

Bandwidth

32.00GB/s

Render Config

-

Compute Units

8

3

SM Count

-

144

Shading Units

512

24

TMUs

32

16

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

3.420 GPixel/s

Pixel Rate

17.52 GPixel/s

13.68 GTexel/s

Texture Rate

35.04 GTexel/s

-

FP16 (half)

1121 GFLOPS

328.3 GFLOPS

FP32 (float)

1121 GFLOPS

27.36 GFLOPS

FP64 (double)

70.08 GFLOPS

Board Design

35W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF106

GPU Name

Lexa

N11E-GE-A1

GPU Variant

Lexa PRO (215-0904018)

Fermi

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.17 billion

Transistors

2.2 billion

238 mm²

Die Size

103 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.4

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