NVIDIA GeForce GT 555M vs AMD Radeon HD 7450M

VS

NVIDIA GeForce GT 555M

AMD Radeon HD 7450M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 1024MB VRAM Radeon HD 7450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 555M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

AMD Radeon HD 7450M 's Advantages

16 additional rendering cores

Lower TDP (7W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 555M +73%

0.389 TFLOPS

Radeon HD 7450M

0.224 TFLOPS

GeForce GT 555M

VS

Radeon HD 7450M

Graphics Card

Mar 2012

Release Date

Jan 2012

GeForce 500M

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

2

SM Count

-

144

Shading Units

160

24

TMUs

8

16

ROPs

4

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

2.800 GPixel/s

16.20 GTexel/s

Texture Rate

5.600 GTexel/s

-

388.8 GFLOPS

FP32 (float)

224.0 GFLOPS

32.40 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

7W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF116

GPU Name

Seymour

N12E-GE2-A1

GPU Variant

Seymour PRO

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.37 billion

238 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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