AMD Radeon HD 7450A vs ATI Mobility Radeon HD 5145

VS

AMD Radeon HD 7450A

ATI Mobility Radeon HD 5145

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 1024MB VRAM Mobility Radeon HD 5145 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 late

80 additional rendering cores

ATI Mobility Radeon HD 5145 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (14.40GB/s vs 12.80GB/s)

Lower TDP (15W vs 25W)

Score

Benchmark

FP32 (float)

Radeon HD 7450A +73%

0.2 TFLOPS

Mobility Radeon HD 5145

0.115 TFLOPS

Radeon HD 7450A

VS

Mobility Radeon HD 5145

Graphics Card

Jan 2012

Release Date

Jan 2010

All-In-One

Generation

M9x

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

64bit

12.80GB/s

Bandwidth

14.40GB/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

2.500 GPixel/s

Pixel Rate

2.880 GPixel/s

5.000 GTexel/s

Texture Rate

5.760 GTexel/s

-

200.0 GFLOPS

FP32 (float)

115.2 GFLOPS

-

Board Design

25W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

M92

-

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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