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**450NX  (?)            06/29/98:
Chips:
[82454NX] (PXB) [82453NX] (MUX) 
[82452NX] (RCG) [82451NX] (MIOC) 
[82371EB] (PIIX4E),                            
CPUs:          Single/Dual/Quad P-II Xeon/P-III Xeon
DRAM Types:    FPM EDO 2-way Interleave 4-way Interleave
Mem Rows:      8
DRAM Density:  16Mbit 64Mbit
Max Mem:       8GB
ECC/Parity:    Both
AGP speed:     N/A
Bus Speed:     100
PCI Clock/Bus: 1/3


**?????  (Profusion)    c:99...
**800 series...
*Headland/G2...
*HMC (Hulon Microelectronics)...
*Logicstar...
**SL9025  Address Controller                                    <oct88
***Info:...
***Versions:...
***Features:
o   Supports 80386, 80386 SX (P9), and 80286-based AT designs.
o   Address In to Address Out time is 15 ns.
o   24 mA buffers.
o   Include SA 8A & XA buffers.
o   Provides Refresh for 256K, 1M or 4Mbit DRAM chips.
o   Advance CMOS Technology.
o   100 pin Flatpack.

**SL9090  Universal PC/AT Clock Chip                            <oct88...
**SL9250  Page Mode Memory Controller (16/20MHz 8MB Max)        <oct88...
**SL9350  Page Mode Memory Controller (16/20/25MHz 16MB Max)    <oct88...
**Other:...
*Motorola...
*OPTi...
*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
*SIS...
*Symphony...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
*VLSI...
**Disk:
VL1772-02 5-1/4-inch Floppy Disk Controller/Formatter
VL2793  Single Sided Floppy Disk Formatter/Controller
VL2797  Double Sided Floppy Disk Formatter/Controller
VL53C80 Async SCSI Interface (CMOS) 1.5M bps 
VL6765  Double-Density 4 Floppy Disk Controller.  
VL83C11 SCSI Buffer (CMOS)
VY06612A2 Drive controller

**Modems:...
**Other:...
**Not sure if they actually exist...
*Western Digital...
*Winbond...
*ZyMOS...
*General Sources:...