AMD Radeon HD 7450A vs NVIDIA GeForce GT 540M

VS

AMD Radeon HD 7450A

NVIDIA GeForce GT 540M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 1024MB VRAM GeForce GT 540M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Released 1 years late

64 additional rendering cores

Lower TDP (25W vs 35W)

NVIDIA GeForce GT 540M 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 12.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

GeForce GT 540M +29%

0.258 TFLOPS

Radeon HD 7450A

VS

GeForce GT 540M

Graphics Card

Jan 2012

Release Date

Jan 2011

All-In-One

Generation

GeForce 500M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

28.80GB/s

Render Config

2

Compute Units

-

SM Count

2

160

Shading Units

96

8

TMUs

16

4

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.688 GPixel/s

5.000 GTexel/s

Texture Rate

10.75 GTexel/s

-

200.0 GFLOPS

FP32 (float)

258.0 GFLOPS

-

FP64 (double)

21.50 GFLOPS

Board Design

25W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

GF108

-

GPU Variant

N12P-GS-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.585 billion

67 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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