========================================================================

General information
Type    CPU / Microprocessor
Market segment    Desktop
Family    Intel Pentium
CPU part number    BP80502-90 (SU031, SZ951, SZ978, SZ995)
Box part number    BOXBP80502-90
Frequency (MHz)       90
Bus speed (MHz)       60
Clock multiplier       1.5
Package    296-pin Ceramic Staggered Pin Grid Array (SPGA)
1.95″ x 1.95″ (4.95 cm x 4.95 cm)
Sockets    Socket 5
Socket 7
Introduction date    7-Mar-94
ICOMP 2 index    81
Upgrade options

* Pentium overdrive 150
* Pentium MMX overdrive 150
* Pentium MMX overdrive 180

Architecture / Microarchitecture
Core steppings       B3 (SZ995)
B5 (SZ978)
C2 (SU031, SZ995)
Manufacturing process    0.6 micron
3.2 million transistors
Data width    32 (64 bit data bus) bit
Floating Point Unit    Integrated
Level 1 cache size       8 KB 2-way set associative code cache
8 KB 2-way set associative write-back data cache
Physical memory (GB)    4
Multiprocessing    Up to 2 processors
Low power features

* System Management Mode
* Clock Control
* SL power-management features

On-chip peripherals

* Memory Management Unit
* Local Advanced Programmable Interrupt Controller

Electrical/Thermal parameters
Min/Recommended/Max V core (V)    3.135 / 3.3 / 3.6
Minimum/Maximum operating temperature (°C)       0 — 70
Minimum/Typical/Maximum power dissipation (W)    1.4 / 3.5 / 10.62
Thermal Design Power (W)      9

Notes on Intel BP80502-90

* Minimum bus frequency is 30 MHz