Intel Pentium II 266 - 80522PX266512EC (B80522P266512E)

CPU Information

General information
TypeCPU / Microprocessor
FamilyIntel Pentium II
CPU part number80522PX266512EC (SL269, SL2HE)
Box part numberB80522P266512E (SL2PV, SL2QD)
Frequency (MHz)  ? 266
Bus speed (MHz)  ? 66
Clock multiplier  ? 4
PackageSingle Edge Contact Cartridge
5.505" x 2.473" x 0.647" (13.98 cm x 6.28 cm x 1.64 cm)
SocketSlot 1
Introduction date14-Jul-97
Price at introduction$805
 
Architecture / Microarchitecture
Core steppingsC0 (SL269, SL2PV)
C1 (SL2HE, SL2QD)
Manufacturing process0.35 micron, 7.5 million transistors
Data width32 (64 bit data bus) bit
Floating Point UnitIntegrated
Level 1 cache size  ? 16 KB code
16 KB data
Level 2 cache size  ? 512 KB unified cache running at 1/2 of processor frequency
Low power features
  • AutoHALT state  ? 
  • Stop Grant state  ? 
  • Sleep state  ? 
  • Deep Sleep state  ? 
  • System Management Mode
 
Electrical/Thermal parameters
V core (V)  ? 2.8
Maximum operating temperature (°C)  ? 75
Maximum power dissipation (W)  ? 38.2

Pictures (2)

Top view

Intel Pentium II 266 - 80522PX266512EC (B80522P266512E)
Front view

266 MHz
512 KB L2 cache
Single Edge Contact cartridge (slot 1)

Front view
Image reduced 2x times
Intel Pentium II 266 - 80522PX266512EC (B80522P266512E)

Benchmarks

Tested processor
CPU ID:0634h
CPU vendor string:GenuineIntel
 
Motherboard ASUS P2B-S (PC-DOS)
Dhrystone 2.1 (VAX MIPS)264.48
Doom 1.9s high detail (FPS)76.76
Doom 1.9s low detail (FPS)125.46
Linpack 100x100 (MFLOPS)60.26
Whetstone (KWIPS)142.43
 
Motherboard ASUS P2B-S (Win98)
Sandra Dhrystone (MIPS)910
Sandra MultiMedia Floating Point (it/s)662
Sandra MultiMedia Integer (it/s)1755
Sandra Whetstone (MFLOPS)353

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