Intel Pentium III 1000 - RK80526PZ001256 (BX80526C1000256)


Specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyIntel Pentium III
Model number  ? 1BGHz
CPU part numbersRK80526PZ001256 is an OEM/tray microprocessor
BX80526C1000256 is a boxed microprocessor
Frequency  ? 1000 MHz
Bus speed  ? 133 MHz
Clock multiplier  ? 7.5
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
Introduction dateMar 8, 2000
Price at introduction$990
 
S-spec numbers
  Production processors
Part number SL4C8 SL4MF SL52R SL5B3 SL5DV SL5FQ
BX80526C1000256++++++
RK80526PZ001256   +  
 
Architecture / Microarchitecture
MicroarchitectureP6
Processor core  ? Coppermine
Core steppings  ? cC0 (SL4C8, SL4MF)
cD0 (SL52R, SL5B3, SL5DV, SL5FQ)
CPUIDs686 (SL4C8, SL4MF)
68A (SL52R, SL5B3, SL5DV, SL5FQ)
Manufacturing process0.18 micron
28 million transistors
Data width32 bit
Data bus width64 bit
The number of cores1
The number of threads1
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 core1.67V / 1.75V / 1.79V
Minimum/Maximum operating temperature  ? 0°C - 64°C
Maximum power dissipation  ? 35.35 Watt
 
Notes on Intel RK80526PZ001256
  • This part is usually referred to as 1B GHz or 1.0B GHz CPU
  CPUs, related to Intel Pentium III 1BGHz (Socket 370)  

Model Freq. L2
cache
Multi-
processing
Features
Intel Pentium III (Coppermine) family, Socket 370
   Intel Pentium III 850 MHz (RB80526PY850256)850 MHz256 KB 
   Intel Pentium III 866 MHz (RB80526PZ866256)866 MHz256 KB 
   Intel Pentium III 866 MHz (RK80526PZ866256)866 MHz256 KB 
   Intel Pentium III 900 MHz (RB80526PY900256)900 MHz256 KB 
   Intel Pentium III 933 MHz (RB80526PZ933256)933 MHz256 KB 
   Intel Pentium III 933 MHz (RK80526PZ933256)933 MHz256 KB 
   Intel Pentium III 1 GHz (RB80526PY001256)1 GHz256 KB 
   Intel Pentium III 1BGHz (Socket 370)1 GHz256 KB 
   Intel Pentium III 1.1 GHz (RB80526PY005256)1.1 GHz256 KB 
   Intel Pentium III 1.13 GHz (RK80526PZ006256)1.13 GHz256 KB 
Intel Pentium III (Coppermine) family, P6 micro-architecture, Other sockets
   Intel Pentium III 800EB (Slot 1)800 MHz256 KB2
   Intel Pentium III 850 MHz (80526PY850256)850 MHz256 KB2
   Intel Pentium III 866 MHz (80526PZ866256)866 MHz256 KB2
   Intel Pentium III 933 MHz (80526PZ933256)933 MHz256 KB2
   Intel Pentium III 1 GHz (80526PY1000256)1 GHz256 KB2
   Intel Pentium III 1BGHz (Slot 1)1 GHz256 KB2
Other families, P6 micro-architecture, Socket 370
   Intel Celeron 1.3 GHz (RK80530RY013256)1.3 GHz256 KB 
   Intel Pentium III 1.33 GHz (RK80530PZ014256)1.33 GHz256 KB1
   Intel Celeron 1.4 GHz (RK80530RY017256)1.4 GHz256 KB 
   Intel Pentium III 1.4 GHz (RK80530PZ017256)1.4 GHz256 KB1
   Intel Pentium III 1.4GHz-S1.4 GHz512 KB2
   Intel Celeron 1.5 GHz (RK80530RY021256)1.5 GHz256 KB 

 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)

 • List of related CPUs is not complete.

Pictures (2)

Marked as 1000/256/133/1.75V

1000 MHz
133 MHz bus
370-pin flip-chip PGA2
Intel Pentium III 1000 - RK80526PZ001256 (BX80526C1000256)
Marked as RK80526PZ001256

1000 MHz
133 MHz bus
370-pin flip-chip PGA2
Intel Pentium III 1000 - RK80526PZ001256 (BX80526C1000256)

CPU ID

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Comments (2)

Coppermine

2008-06-30 13:06:17
Posted by: maldyx

I thought every fc-pga2 processors are tualatins? correct me if im wrong.

Response: There were a few Coppermine processors in that package.

FCPGA

2008-07-08 10:58:58
Posted by: maldyx

So it means that it can be used with any socket 370 motherboard with 133 FSB?

Response: Almost all motherboards with 133 MHz FSB should support this processor.
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