ATI Radeon HD 4100
The AMD ATI Mobility Radeon HD 4100 or just Radeon 4100 is an integrated graphics card (shared memory) for laptops. Compared to the HD 4200, the HD 4100 probably features a lower clock speed (and perhaps also some features are stripped down). According to differencebetween.net the clock rate is just 350MHz and therefore below the low power HD 4225.
|Radeon HD 4000 Series|
|Pipelines||40 - unified|
|Core Speed *||350 MHz|
|Max. Amount of Memory||512 MB|
|DirectX||DirectX 10.1, Shader 4.0|
|Date of Announcement||01.11.2009|