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**82495XP/490XP Cache Controller / Cache RAM (for i860)       06/05/91
***Notes:...
***Info:...
***Features:...
**82496/491     Cache Controller / Cache RAM (for P5 Pentium) 03/22/93...
**82497/492   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94...
**82498/493   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94...
**
**Later chipsets (basic spec):
**440 series:...
**450NX  (?)            06/29/98:...
**?????  (Profusion)    c:99...
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**82C802G/GP     System/Power Management Controller (cached)      c:93
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**82C895         System/Power Management Controller (cached)   c:Sep94...
**82C898         System/Power Management Controller (non-cache)c:Nov94...
**
**Support Chips:
**82C601/2       Buffer Devices                                 <Nov94...
**82C822         PCIB (VLB-to-PCI bridge)                         c:94...
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**VT82C686A/B  PCI Super-I/O Integrated Peripheral Ctrl.     <02/10/98
***Info:...
***Versions:...
***Features:
****All:...
****VT82C686A
o   UltraDMA-33 / 66 Master Mode PCI EIDE Controller
    - Dual channel master mode PCI supporting four Enhanced IDE 
      devices
    - Transfer rate up to 33MB/sec to cover PIO mode 4, multi-word DMA 
      mode 2 drives, and UltraDMA-33 interface
    - Increased reliability using UltraDMA-66 transfer protocols
    - Thirty-two levels (doublewords) of prefetch and write buffers
    - Dual DMA engine for concurrent dual channel operation
    - Bus master programming interface for SFF-8038i rev.1.0 and 
      Windows-95 compliant
    - Full scatter gather capability
    - Support ATAPI compliant devices including DVD devices
    - Support PCI native and ATA compatibility modes
    - Complete software driver support
****VT82C686B:...
****All:...
**Later P-Pro/II/III/Celeron...
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