AMD Radeon HD 6450M vs ATI Mobility Radeon HD 4550

VS

AMD Radeon HD 6450M

ATI Mobility Radeon HD 4550

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6450M and 512MB VRAM Mobility Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450M 's Advantages

Released 1 years late

More VRAM (1024GB vs 512GB)

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

80 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450M +118%

0.192 TFLOPS

Mobility Radeon HD 4550

0.088 TFLOPS

Radeon HD 6450M

VS

Mobility Radeon HD 4550

Graphics Card

Jan 2011

Release Date

Jan 2010

Vancouver

Generation

M9x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-II

Clock Speeds

-

800 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

64bit

12.80GB/s

Bandwidth

11.20GB/s

Render Config

2

Compute Units

1

-

160

Shading Units

80

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

64 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

2.200 GPixel/s

4.800 GTexel/s

Texture Rate

4.400 GTexel/s

-

192.0 GFLOPS

FP32 (float)

88.00 GFLOPS

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

M93

Seymour PRO S3 (216-0809024)

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.242 billion

67 mm²

Die Size

73 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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