The lower-end ATI Mobility Radeon HD 3470 with 40 stream processing units, a 64-bit memory interface and 256MB of dedicated video memory is available in Toshiba’s new Satellite P305 and P305D 17-inch laptops. A more powerful GPU – the Mobility Radeon HD 3650 is present in select Satellite P305 models, as well as in the ASUS M50 Series M50Sa 15.4-inch entertainment notebook. The 3650 provides 120 stream processors, a 128-bit memory interface and 512MB or 1GB of dedicated VRAM, depending on system.
According to TCMagazine, AMD is going to release the higher-end ATI Mobility Radeon HD 3850 and 3870 video cards for laptops, as well as dual core versions of these GPUs – the 3850 X2 and 3870 X2. The single core chips have 320 stream processing units, a 256-bit memory interface, and 512MB of VRAM, which are doubled (640 SPUs, 2×256-bit, 1024MB) in the X2 models.
In addition, there is the lowest-end 3430, while Wikipedia also lists the Mobility Radeon HD 3450, the chip maker’s another one entry level 64-bit mobile graphics card for this year.
All of the Radeon HD 3000 notebook GPUs have the Unified Video Decoder for hardware-based decoding of high definition video playback. These laptop video cards support Microsoft DirectX 10.1, PCI Express 2.0, and feature HDMI, DVI, and Display Port output capability, as well as PowerPlay Technology for an optimal balance between performance and power.
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