AMD Radeon HD 7450A vs AMD Radeon HD 6450A

VS

AMD Radeon HD 7450A

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Released 9 months late

Larger VRAM bandwidth (12.80GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon HD 7450A

VS

Radeon HD 6450A

Graphics Card

Jan 2012

Release Date

Apr 2011

All-In-One

Generation

All-In-One

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

533 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

12.80GB/s

Bandwidth

8.528GB/s

Render Config

2

Compute Units

2

-

160

Shading Units

160

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.500 GPixel/s

5.000 GTexel/s

Texture Rate

5.000 GTexel/s

-

200.0 GFLOPS

FP32 (float)

200.0 GFLOPS

-

Board Design

25W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

Caicos

-

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.37 billion

67 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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