ATI Mobility Radeon HD 2700 vs ATI Mobility Radeon HD 5450

VS

ATI Mobility Radeon HD 2700

ATI Mobility Radeon HD 5450

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2700 and 1024MB VRAM Mobility Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 2700 's Advantages

Larger VRAM bandwidth (22.40GB/s vs 12.80GB/s)

40 additional rendering cores

ATI Mobility Radeon HD 5450 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 256GB)

Lower TDP (11W vs 35W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2700 +55%

0.168 TFLOPS

Mobility Radeon HD 5450

0.108 TFLOPS

Mobility Radeon HD 2700

VS

Mobility Radeon HD 5450

Graphics Card

Dec 2007

Release Date

Jan 2010

M7x

Generation

Manhattan

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

12.80GB/s

Render Config

3

Compute Units

1

-

120

Shading Units

80

8

TMUs

8

4

ROPs

4

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

2.700 GPixel/s

5.600 GTexel/s

Texture Rate

5.400 GTexel/s

-

168.0 GFLOPS

FP32 (float)

108.0 GFLOPS

-

Board Design

35W

TDP

11W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M76

GPU Name

Park

-

GPU Variant

Park PRO (216-0774007)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.39 billion

Transistors

0.292 billion

153 mm²

Die Size

59 mm²

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.0

Shader Model

5.0

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