RIVA 128ZX is the latest product in the RIVA 128 series, which integrates powerful 2D/3D acceleration functions and supports Direct3D acceleration, meeting all the requirements of the mainstream PC graphics market and Microsoft PC'97.
This document is a preliminary datasheet for the RIVA 128ZX, a 128-bit 3D multimedia accelerator designed for the mainstream PC graphics market. It combines features of the RIVA 128 with support for 8MByte SDRAM and SGRAM-based framestores and AGP 2x data transfer. The chip supports Direct3D acceleration, VGA/SVGA graphics, and video acceleration for DirectDraw/DirectVideo, MPEG-1/2, and Indeo.
The datasheet provides detailed information on the device pinout, including descriptions for the Accelerated Graphics Port (AGP) interface, PCI 2.1 local bus interface, framebuffer interface, and video port. It also covers electrical specifications, operating conditions, and package dimensions for the 300-pin PBGA package.
| Internal Bus Bandwidth | 1.6 GByte/s |
|---|---|
| Framebuffer Interface | 100MHz 128-bit wide 8MByte SGRAM |
| SDRAM Support | 16Mbit SDRAM |
| Clock Speed | 250MHz |
| Package Type | 300 PBGA |
| Process Technology | 0.35 micron 5LM CMOS |
| AGP Interface | AGP 1.0 Interface supporting 133MHz 2x data transfer mode |
The Palette-DAC supports up to 1600x1200 resolution at 85Hz.
Yes, it features a 128-bit wide 8MByte SGRAM framebuffer interface.
The device comes in a 300-pin PBGA package.