AMD Radeon HD 7450A vs NVIDIA GeForce G105M

VS

AMD Radeon HD 7450A

NVIDIA GeForce G105M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 256MB VRAM GeForce G105M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Released 2 years and 6 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (12.80GB/s vs 11.20GB/s)

144 additional rendering cores

NVIDIA GeForce G105M 's Advantages

Lower TDP (14W vs 25W)

Score

Benchmark

FP32 (float)

Radeon HD 7450A +488%

0.2 TFLOPS

GeForce G105M

0.034 TFLOPS

Radeon HD 7450A

VS

GeForce G105M

Graphics Card

Jan 2012

Release Date

Jul 2009

All-In-One

Generation

GeForce 100M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

700 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

64bit

12.80GB/s

Bandwidth

11.20GB/s

Render Config

2

Compute Units

-

SM Count

2

160

Shading Units

16

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.000 GPixel/s

5.000 GTexel/s

Texture Rate

4.000 GTexel/s

-

200.0 GFLOPS

FP32 (float)

34.24 GFLOPS

-

Board Design

25W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

GT218

-

GPU Variant

GT218-300-A2

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.26 billion

67 mm²

Die Size

57 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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