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*_IBM...
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*ALD...
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*AMD . . . . . . . [no datasheets, some info]...
*Chips & Technologies...
*Contaq . . . . . [no datasheets, some info]...
*Efar Microsystems [no datasheets, some info]...
*ETEQ...
**?????? "Cougar/Bobcat" 386DX/486DX chipset [no datasheet] cNov91
***Notes:...
***Configurations:...
**?????? "Bengal" 386DX/486 (WriteBack) [no datasheet] cNov91...
**ET2000 386/486 WB Chipset ?...
**ET6000 "Cheetah" 486DX/SX Non-Cache System <Apr92...
**ET9000 "Jaguar" 486 Write Back Cache AT Single Chip <Jun92...
**ET9800/391 "Firefox" 386SX Write Back chipset [no datasheet] ?...
**82C390SX "Panda" S.C. 386SX Direct Mapped Cache [no d.sheet]cFeb92...
**66x8 VIA clones [no datasheet] ?...
*Faraday...
*Forex . . . . . . [List only, no datasheets found]...
*Intel...
**82395SX Smart Cache 12/17/90
***Notes:...
**82396SX Smart Cache 12/17/90
***Notes:...
***Info:...
***Versions:...
***Features:...
**82485 Turbo Cache (and 485Turbocache) c90...
**82489DX Advanced Programmable Interrupt Controller 10/12/92...
**82495DX/490DX DX CPU-Cache Chip Set <Sep91
***Notes:...
***Info:...
***Configurations:...
***Features:
o 50 MHz Intel486 DX CPU
- RISC Integer Core with Frequent Instructions Executing in One
Clock
- 160 Mbyte/Sec Burst Bus
- 41 Dhrystone MIPs
- 11.5M Double Precision Whetstones/Sec.
- On-Chip Cache and FPU
o Highly Flexible
- Supports 128 Kbyte and 256 Kbyte Configurations
- Complete MESI Protocol Support
- 32- or 64-Bit Memory Bus Width
- Synchronous, Asynchronous, and Strobed Memory Bus Protocols
- Variable Cache Line Sizes and Sectoring
- Cache Data Parity Option
o High Performance Second Level Cache
- Two-Way Set Associative
- Write-Back or Write Through Cache
- Zero Wait State Cache Access
- Concurrent CPU Bus, Memory Bus, and Internal Array Operation
o Full Multiprocessing Support
- Implements MESI Write-Back Cache Protocol
- Low Bus Utilization
- Automatically Maintains 1st Level Cache Consistency
- Supports Read-for-Ownership, Write-Allocation, and Cache-to-
Cache Transfers
**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...
*HMC (Hulon Microelectronics)...
*Logicstar...
*Motorola...
*OPTi...
*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
*SIS...
*Symphony...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
*VLSI...
*Western Digital...
*Winbond...
*ZyMOS...
*General Sources:...
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