NVIDIA GeForce GT 540M vs AMD Radeon HD 7490M

VS

NVIDIA GeForce GT 540M

AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 540M and 1024MB VRAM Radeon HD 7490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7490M 's Advantages

Released 1 years late

Larger VRAM bandwidth (30.40GB/s vs 28.80GB/s)

64 additional rendering cores

Lower TDP (9W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 540M

0.258 TFLOPS

Radeon HD 7490M

0.256 TFLOPS

GeForce GT 540M

VS

Radeon HD 7490M

Graphics Card

Jan 2011

Release Date

Jan 2012

GeForce 500M

Generation

London

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

950 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

30.40GB/s

Render Config

-

Compute Units

2

SM Count

-

96

Shading Units

160

16

TMUs

8

4

ROPs

4

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

2.688 GPixel/s

Pixel Rate

3.200 GPixel/s

10.75 GTexel/s

Texture Rate

6.400 GTexel/s

-

258.0 GFLOPS

FP32 (float)

256.0 GFLOPS

21.50 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

9W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF108

GPU Name

Seymour

N12P-GS-A1

GPU Variant

Seymour XTX (216-0810005)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.585 billion

Transistors

0.37 billion

116 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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