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**82489DX       Advanced Programmable Interrupt Controller    10/12/92
***Notes:...
***Info:...
***Versions:...
***Features:...
**82495DX/490DX DX CPU-Cache Chip Set                           <Sep91...
**82495XP/490XP Cache Controller / Cache RAM (for i860)       06/05/91...
**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...
**800 series...
*Headland/G2...
**HT25          3-volt Core Logic for 386SX                    c:Dec92
***Info:...
***Configurations:...
***Features:...
**HT35          Single-Chip Peripheral Controller [partial info]     ?...
**HTK320        386DX Chip Set                                 c:Sep91...
**HTK340        "Shasta" 486 Chip Set                          c:Jun92...
**Support Chips:
**HT44          Secondary Cache                                c:Jun92...
**Other:...
*HMC (Hulon Microelectronics)...
*Logicstar...
*Motorola...
*OPTi...
*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
*SIS...
*Symphony...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
**Later P-Pro/II/III/Celeron
***Notes (Unverified Information!):...
***VT82C691/2BX     Apollo Pro & Pro II           May 98...
***VT82C693         Apollo Pro+                   Dec 98...
***VT82C693A        Apollo Pro 133                Jul 99...
***VT82C694X/MP/Z/A Apollo Pro 133A, 133+ & 133Z  Oct 99...
***VT82C694T        Apollo Pro 133T...
***VT8601           PN133 (ProSavage) (mobile)...
***VT8601/A/T       PM601, PLE133, PLE266 & PLE133T (ProMedia)...
***VT8604/T         PL133 & PL133T (ProSavage)...
***VT8605/6         PM133 & PM133T (ProMedia-II), (ProSavage)...
***VT8607/8         PM266 & PM266T (ProSavageDDR)...
***VT8613           PN266T (mobile)
Chips:
[VT8613] (North Bridge)
[VT8233] (South Bridge)
CPUs:          P-III, Celeron, Pentium III Tualatin, C3 
Bus Speed:     100/133 MHz 
DRAM Types:    SDRAM DDR 200/266, PC100/PC133 SDRAM, Reg SDRAM,VCSDRAM 
Memory bus:    200/266 MHz DDR, 100/133 MHz SDRAM 
Max Mem:       4 GB 
ECC/Parity:    ?
PCI Bus:       2.1 
AGP speed:     8× (Integrated S3 Graphics ProSavage8)


***VT8633           Apollo Pro 266                Sep 00...
***VT8653           Apollo Pro 266T & PX-266...
***VT8622/23        CLE266 (mobile)...
***VT????           CM400                         Jan 04...
***Others:...
**Later AMD...
**Other...
*VLSI...
*Western Digital...
*Winbond...
*ZyMOS...
*General Sources:...