Intel Pentium III-S 1266 - RK80530KZ012512 / RK80530KZ01251E (BX80530C1266512)

CPU Information

General information
TypeCPU / Microprocessor
FamilyIntel Pentium III
CPU part numbersRK80530KZ012512 (QKF7, SL5QL, SL6BX)
RK80530KZ01251E (SL5QL)
Box part numberBX80530C1266512 (SL5LW, SL5QL, SL6BX, SL6JN)
Frequency (MHz)  ? 1266
Bus speed (MHz)  ? 133
Clock multiplier  ? 9.5
Package370-pin Flip-Chip Pin Grid Array with heatspreader (FC-PGA2)
1.95" x 1.95" (4.95 cm x 4.95 cm)
SocketSocket 370
 
Architecture / Microarchitecture
Processor coreTualatin
Core steppingstA1 (SL5LW, SL5QL)
tB1 (QKF7, SL6BX)
Manufacturing process0.13 micron
Data width32 bit
Floating Point UnitIntegrated
Level 1 cache size  ? 16 KB instruction cache
16 KB data cache
Level 2 cache size  ? Full-speed on-die 8-way set associative 512 KB cache
MultiprocessingUp to 2 processors
Features
  • MMX technology
  • SSE instructions
Low power features
  • AutoHALT powerdown state
  • Stop Grant state  ? 
  • Sleep state  ? 
  • Deep Sleep state  ? 
 
Electrical/Thermal parameters
V core (V)  ? 1.45
Minimum/Maximum operating temperature (°C)  ? 0 - 69
Minimum/Maximum power dissipation (W)  ? 20.3 (Stop Grant state) / 29.5 (CPUID 06B0h and 06B1h)
20.3 (Stop Grant state) / 30.4 (CPUID 06B4h)

Pictures (1)

Picture of this chip
2009-09-19 08:32:20
Posted by: Tech^Cellfish

Spare part for an HP/Compaq Proliant server.
Picture of this chip

Comments (1)

P III-S vs P4 533fsb

2008-02-03 13:23:25
Posted by: Erik

I have a Tyan motherboard with two of these CPU:s
One Ghz RAM. Running Windows XP Pro on both computers. Compared to P4 2.4Ghz, with the same amount of RAM. Both running UATA-100 disks.

In speed to me in seems they are equal

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