* Fine Horizontal and Vertical hardware scrolling
* Blitter chip, same as in the Mega ST
* Stereo 8-bit PCM sound using DMA, with variable rate (50, 25, 12.5 and 6.25KHz). The Atari STE can play Amiga MODs, but it consumes and with higher quality than the Amiga's fixed 15KHz rate. However, at least 3050KHz, it uses 60% of the CPU as the for software mixing has to . Source: [https://youtu.be done in software/CqRt37xQpac High fidelity dreams (Atari STE demo)]
* 256KB ROM instead of 192KB, containing the TOS
* Four 30-pin SIMM-slots, for up to 4 MB RAM