ATI Mobility Radeon HD 3450 vs ATI Mobility Radeon HD 4270 IGP

Table of Contents

Graphics Processor

GPU model M82 RS880
Architecture TeraScale TeraScale
Foundry TSMC
Manufacturing process 55 nm 55 nm
Number of transistors 181 million 181 million
Die size 67 mm² 67 mm²
GPU variant RS880M

Mobile graphics

Release date Jan 7th, 2008
Generation M8x (Mobility HD 3400)
Production End-of-life
Interface MXM-II
Reviews 2 in our database
Predecessor M7x
Successor M9x

Clocks

GPU clock 500 MHz 590 MHz
Memory clock 400 MHz 800 Mbps effective System Shared

Memory Configuration

Memory size 256 MB System Shared
Memory type DDR2 System Shared
Memory bus width 64 bit System Shared
Bandwidth 6.400 GB/s System Dependent

Render Configuration

Shading units 40 40
TMUs 4 4
ROPs 4 4
Compute units 2 2
Cache L2 64 KB

Performance

Pixel rate 2.000 GPixel/s 2.360 GPixel/s
Texture rate 2.000 GTexel/s 2.360 GTexel/s
FP32 (float) performance 40.00 GFLOPS 47.20 GFLOPS

Dimensions & Outputs

Slot width MXM Module IGP
TDP unknown unknown
Outputs No outputs No outputs
Power connectors None

API Support & Features

DirectX 10.1 10.1 (10_1)
OpenGL 3.3 3.3
OpenCL 1.0
Vulkan
Shader model 4.1 4.1

Other Features

Integrated Graphics

Release date May 1st, 2010
Generation Radeon IGP (Mobility HD 4000)
Production End-of-life
Interface PCIe 1.0 x16
Successor Palm

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