Intel Celeron 300A - 80524RX300128 (BX80524R300128)


Specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyIntel Celeron
Model number  ? 300A
CPU part numbers80524RX300128 is an OEM/tray microprocessor
BX80524R300128 is a boxed microprocessor
Frequency (MHz)  ? 300
Bus speed (MHz)  ? 66
Clock multiplier  ? 4.5
PackageSingle Edge Processor Package
5" x 2.275" (12.7 cm x 5.78 cm)
SocketSlot 1 (SC242)
Introduction date24-Aug-98
Price at introduction$149
 
S-spec numbers
  Production processors
Part number SL2WM SL32A
80524RX300128+ 
BX80524R300128 +
 
Architecture / Microarchitecture
MicroarchitectureP6
Processor core  ? Mendocino
Core stepping  ? A0 (SL2WM, SL32A)
CPUID660 (SL2WM, SL32A)
Manufacturing process0.25 micron
19 million transistors
Data width32 bit
Floating Point UnitIntegrated
Level 1 cache size  ? 16 KB code
16 KB data
Level 2 cache size  ? 128 KB
Physical memory (GB)4
FeaturesMMX technology
Low power features
  • AutoHALT state  ? 
  • Stop Grant state  ? 
  • Sleep state  ? 
  • Deep Sleep state  ? 
 
Electrical/Thermal parameters
V core (V)  ? 2
Maximum operating temperature (°C)  ? 85
Maximum power dissipation (W)  ? 19.05
 
Notes on Intel 80524RX300128
  • This processor is named "300A" to distinguish it from Celeron 300 processor without L2 cache.
  CPUs, related to Intel Celeron 300A  

Model Freq. L2
cache
Multi-
processing
TDP Features
Intel Celeron (Mendocino) family, Slot 1
   Intel Celeron 333 MHz (80524RX333128)333 MHz128 KB  MMX
   Intel Celeron 366 MHz (80524RX366128)366 MHz128 KB  MMX
   Intel Celeron 400 MHz (80524RX400128)400 MHz128 KB  MMX
   Intel Celeron 433 MHz (80524RX433128)433 MHz128 KB  MMX
Intel Celeron (Mendocino) family, P6 micro-architecture, Other sockets
   Intel Celeron 433 MHz (BX80524P433128)433 MHz128 KB  MMX
   Intel Celeron 433 MHz (FV80524RX433128)433 MHz128 KB  MMX
   Intel Celeron 466 MHz (BX80524P466128)466 MHz128 KB  MMX
   Intel Celeron 466 MHz (FV80524RX466128)466 MHz128 KB  MMX
   Intel Celeron 500 MHz (BX80524P500128)500 MHz128 KB  MMX
   Intel Celeron 500 MHz (FV80524RX500128)500 MHz128 KB  MMX
   Intel Celeron 533 MHz (BX80524P533128)533 MHz128 KB  MMX
   Intel Celeron 533 MHz (FV80524RX533128)533 MHz128 KB  MMX
Other families, P6 micro-architecture, Slot 1
   Intel Celeron 300 MHz (BX80523R300000)300 MHz0 KB  MMX
   Intel Celeron 300 MHz (Celeron 300)300 MHz0 KB  MMX
   Intel Pentium II 450 MHz (80523PY450512)450 MHz512 KB227.1 WattMMX
   Intel Pentium II 450 MHz (80523PY450512PE SECC2)450 MHz512 KB227.1 WattMMX
   Intel Pentium II 450 MHz (80523PY450512PE)450 MHz512 KB227.1 WattMMX
   Intel Pentium III 933 MHz (80526PZ933256)933 MHz256 KB2 MMX, SSE
   Intel Pentium III 1 GHz (80526PY1000256)1 GHz256 KB2 MMX, SSE
   Intel Pentium III 1BGHz (Slot 1)1 GHz256 KB2 MMX, SSE

 • Highlighted numbers and features indicate whether specific processor performs better or worse than Celeron 300A

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

 • List of related CPUs is not complete.

 • Features abbreviations:

MMX - MMX instructions
SSE - SSE instructions

Pictures (2)

Front view

300 MHz
128 KB L2 cache
Single Edge Processor package (slot 1)

Front view
Image reduced 2x times

The first microprocessor based on Mendocino core. This processor is marked as "300A/66", the suffix "A" is used to distinguish it from older Covington Celeron 300/66 CPU. New feature in this Celeron was integrated 128 KB L2 cache running at the processor speed. Addition of the L2 cache was the main reason why the performance of this CPU was much better than performance of older Covington Celerons. Like the older Celeron 266, the Celeron 300A was a very good overclocker. It was possible to run the CPU at 450 MHz by using 100 MHz bus speed.
Intel Celeron 300A - 80524RX300128 (BX80524R300128)
Back view

300 MHz
128 KB L2 cache
Single Edge Processor package (slot 1)
Mendocino core

Back view
Image reduced 2x times
Intel Celeron 300A - 80524RX300128 (BX80524R300128)

CPU ID

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Comments (3)

 

2007-07-07 18:06:39
Posted by: Thomsonicus

a pleasure to overclock! after changing the FSB to 100MHz and reaching 450MHz the overclocked Celeron was often faster than the oryginal PentiumII450 due to the Celeron's faster L2.

how overclocking got into masses

2009-06-16 11:17:20
Posted by: Duffman

this cpu was the one that started the overclocking frenzy.I could not find one where i live at the time coz it got so popular and i ended up buying celeron400 instead.Then i clocked it to 500 and got fried in less than a year..good times

cpu z

2010-09-08 19:37:52
Posted by: nick

Cpu z reading of my celeron 300A

cpu z

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