Picture Processing Unit: Difference between revisions

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* 2 kB of external [[Random-access memory|RAM]] to store tile layout and auxiliary color information for background graphics (commonly referred to as ''nametables'')
* 288 (256+32) bytes of internal [[Dynamic random-access memory|DRAM]] for [[Sprite (computer graphics)|sprite]] attribute storage. This is measured in the amount of [[address space]] consumed; not every bit of every byte exists in the PPU.
* 32 bytes of internal [[Static random-access memory|SRAM]] for palette storage. As forwith sprite attribute storage, not all bits exist in the PPU.
* 8 × 8 or 8 × 16 (selectable) sized [[Sprite (computer graphics)|sprite]]s
* Two external 4 kB [[tile set]]s with space for 256 tiles each, usually stored in either RAM or ROM on the game cartridge