Intel Pentium III 800 - RB80526PY800256 (BX80526F800256E)

CPU Information

General information
TypeCPU / Microprocessor
FamilyIntel Pentium III
CPU part numberRB80526PY800256 (QV31ES, SL3X4, SL3Y3, SL4CE, SL4ZN, SL65C)
Box part numberBX80526F800256E (SL3Y3, SL463, SL4CE, SL4MA)
Frequency (MHz)  ? 800
Bus speed (MHz)  ? 100
Clock multiplier  ? 8
Package370-pin Flip-Chip Pin Grid Array (FC-PGA)
1.95" x 1.95" (4.95 cm x 4.95 cm)
SocketSocket 370
Introduction dateDec 20, 1999
Price at introduction$851
 
Architecture / Microarchitecture
Processor coreCoppermine
Core steppingscA2 (SL3X4)
cB0 (SL3Y3, SL463)
cC0 (SL4CE, SL4MA)
cD0 (SL4ZN)
Manufacturing process0.18 micron
28 million transistors
Data width32 (64-bit data bus) bit
Floating Point UnitIntegrated
Level 1 cache size  ? 16 KB instruction cache
16 KB data cache
Level 2 cache size  ? Full-speed integrated 8-way set associative 256 KB
Features
  • MMX technology
  • SSE instructions
Low power features
  • AutoHALT state  ? 
  • Stop Grant state  ? 
  • Sleep state  ? 
  • Deep Sleep state  ? 
  • System Management Mode
 
Electrical/Thermal parameters
Min/Recommended/Max V core (V)1.57 / 1.65 / 1.69
1.62 / 1.7 / 1.74
1.67 / 1.75 / 1.79
Minimum/Maximum operating temperature (°C)  ? 0 - 80
Maximum power dissipation (W)  ? 27.2 (1.7V core)
 
Notes on Intel RB80526PY800256
  • The processor is usually marked as 800/256/100/1.65V, 800/256/100/1.7V or 800/256/100/1.75V, where the last number specifies processor's core voltage. If the processor is marked with RB80526PY800256 part number then use processor specification number to identify processor's core voltage

Pictures (1)

Intel Pentium III 800 w/ 100 MHZ bus
2008-11-05 03:02:20
Posted by: Ace

This was a very rare chip - the only specimen I have ever seen in the flesh.
Intel Pentium III 800 w/ 100 MHZ bus

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