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**82380 32-bit DMA Controller w/ Integrated Peripherals 02/01/87
***Notes:...
***Info: ...
***Versions:...
***Features:...
**82380FB/AB PCIset: 82380FB Mobile PCI-to-PCI Bridge(MPCI2) 02/17/97...
**82384 Clock Generator and Reset Interface c86...
**82385 32-bit Cache Controller for 80386 09/29/87...
**82385SX 32-bit Cache Controller for 80386SX 01/25/89...
**82395DX High Performance Smart Cache 06/18/90...
**82395SX Smart Cache 12/17/90...
**82396SX Smart Cache 12/17/90...
**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
***Notes:...
***Info:...
***Configurations:...
***Features:...
**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:
***440FX (Natoma) 05/06/96...
***440LX (Balboa) 08/27/97...
***440BX (Seattle) c:Apr'98...
***440DX (?) c:?...
***440EX (?) c:Apr'98...
***440GX (Marlinespike) 06/29/98...
***440ZX & 440ZX-66 (?) 01/04/99...
***440ZX-M (?) 05/17/99...
***440MX (Banister) 05/17/99...
**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:...
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