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Intel Pentium 166 - BP80502166

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Intel Pentium 166 MHz specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyIntel Pentium
CPU part numbersBP80502166 is an OEM/tray microprocessor
BOXBP80502-166 is a boxed microprocessor
Frequency  ? 166 MHz
Bus speed  ? 66 MHz
Clock multiplier  ? 2.5
Package296-pin Staggered Plastic Pin Grid Array (PPGA)
296-pin Ceramic Staggered Pin Grid Array (SPGA)
1.95" x 1.95" (4.95 cm x 4.95 cm)
SocketsSocket 5
Socket 7
Introduction date4-Jan-96
ICOMP 2 index127
Upgrade optionsPentium MMX overdrive 200
S-spec numbers
  Production processors
Part number SU072
Architecture / Microarchitecture
Processor core  ? P54CS
Core stepping  ? cC0 (SU072)
CPUIDs52C (SU072)
252C (SU072)
Manufacturing process0.35 micron
3.3 million transistors
Data width32 bit
Data bus width64 bit
Floating Point UnitIntegrated
Level 1 cache size  ? 8 KB 2-way set associative code cache
8 KB 2-way set associative write-back data cache
Physical memory4 GB
MultiprocessingUp 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 core3.135V / 3.3V / 3.6V
Minimum/Maximum operating temperature  ? 0°C - 70°C
Minimum/Typical/Maximum power dissipation2.1 Watt / 5.4 Watt / 15.3 Watt
Thermal Design Power  ? 14.5 Watt
Notes on Intel BP80502166
  • Minimum bus frequency is 33 MHz

Detailed side-by-side comparison

For detailed comparision of the Intel Pentium 166 MHz and any other other chip from our CPU database type in a chip name and/or its partial specs:

You can specify any of the following: manufacturer name, family name, model number, part number, core name, socket name, operating frequency, bus speed, and the last level cache. Here are examples of searches: BP80502166, Intel Pentium 166MHz, P54CS Socket 5, Socket 7

Pentium 166 MHz Overclocking

Sorry, we do not have overclocking data for this Intel Pentium processor at this time.

Compare Intel BP80502166 benchmark results with all tested CPUs from one of the following families:

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Intel Pentium 166 MHz Benchmarks

The graphs below show up to 10 microprocessors with approximately the same level of integer (CPU), floating-point (FPU), SIMD and memory performance. All processors were not overclocked, and were tested at a nominal frequency, with a stock heatsink and default BIOS settings. Click on the '?' mark next to each model name to see specifications of that model, and details of the test platform. To find out how the BP80502166 compares to other CPUs in specific benchmarks or in aggregate milti-threading performance please see benchmark tools section on the right.

Benchmarked processor

CPU ID:052Ch
CPU vendor string:GenuineIntel

Integer performance

Part number   Result
AMD K6 166MHz AMD-K6-166ALR  ? 
AMD K6 166MHz AMD-K6/PR166 (black) (ES)  ? 
Intel Pentium 200MHz FV80502200  ? 
AMD K5 100MHz AMD-K5-PR133ABQ  ? 
Intel Pentium MMX 233MHz BP80503233  ? 
Intel Pentium 166MHz BP80502166  ? 
Intel Pentium 166MHz FV80502166  ? 
Intel Pentium 166MHz A80502166  ? 
AMD K5 90MHz AMD-K5-PR120ABQ  ? 
Intel Pentium MMX overdrive 200MHz PODPMT66X200  ? 
IDT WinChip C6 240MHz C6-PSME240GA  ? 
AMD K5 100MHz AMD-K5-PR100ABR  ? 

Floating Point performance

Part number   Result
Intel Pentium MMX overdrive PODPMT60X180  ? 
AMD K6 166MHz AMD-K6-166ALR  ? 
AMD K6 166MHz AMD-K6/PR166 (black) (ES)  ? 
Intel Pentium MMX 166MHz A80503166  ? 
Intel Pentium 166MHz A80502166  ? 
IBM 6x86MX 225MHz 6x86MX-300GP (2.9V 75 MHz)  ? 
Intel Pentium 166MHz BP80502166  ? 
Rise Technology MP6 166MHz MP6440DPF-ES (2.7V 2x83 MHz)  ? 
IBM 6x86MX 6x86MX-266GP (2.9V 83MHz 2.5X) (SAMPLE)  ? 
Cyrix 6x86MX 6x86MX-PR266 (83MHz 2.9V) (ES)  ? 
Intel Pentium MMX overdrive PODPMT60X150  ? 
Intel Pentium A80502150 (ES)  ? 

MMX / SSE / SSE2 performance

Part number   Result
AMD K5 90MHz AMD-SSA/5-90ABQ  ? 
Intel Pentium 200MHz FV80502200  ? 
IDT WinChip C6 225MHz C6-PSME225GA  ? 
IBM 6x86MX 133MHz 6x86MX-AVAPR166GB  ? 
IDT WinChip C6 200MHz C6-DS200GAEM  ? 
Intel Pentium 166MHz A80502166  ? 
Intel Pentium 166MHz BP80502166  ? 
IDT WinChip C6 180MHz C6-DS180GAEM  ? 
Intel Pentium A80502150 (ES)  ? 
Intel Pentium 133MHz BP80502133  ? 
Intel Pentium A80502-120  ? 
Intel Pentium A80502120 (ES)  ? 

CPU ID information for the Pentium 166 MHz

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NOTE: The CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the Intel Pentium 166 CPU.

CPU Family:Pentium
Processor Number:166
Frequency:2 MHz
Part number:
S-Spec Number:SU072
Submitted by:Neon
General information
Processor type:Original OEM Processor
CPUID signature:52C
Family: 5 (05h)
Model: 2 (02h)
Stepping:12 (0Ch)
Instruction set extensionsAdditional instructions
Major featuresOther features
On-chip Floating Point Unit Debugging extensions
  Machine check exception
  Model-specific registers
  Page-size extensions (4MB pages)
  Time stamp counter
  Virtual 8086-mode enhancements

CPUs, related to Intel Pentium 166 MHz (BP80502166)

Model Frequency L1
TDP Features  
Intel Pentium family, Socket 5 / Socket 7
   Pentium 100 MHz (A80502-100)100 MHz16 KB210.1W>
   Pentium 100 MHz (BP80502-100)100 MHz16 KB210.1W>
   Pentium 100 MHz (PCPU3V100)100 MHz16 KB210.1W>
   Pentium 120 MHz (A80502120)120 MHz16 KB212.81W>
   Pentium 120 MHz (BP80502120)120 MHz16 KB212.81W>
   Pentium 133 MHz (A80502133)133 MHz16 KB211.2W>
   Pentium 133 MHz (BP80502133)133 MHz16 KB211.2W>
   Pentium 150 MHz (A80502150)150 MHz16 KB211.6W>
   Pentium 150 MHz (BP80502150)150 MHz16 KB211.6W>
   Pentium 166 MHz (A80502166)166 MHz16 KB214.5W>
   Pentium 166 MHz (BP80502166)166 MHz16 KB214.5W 
   Pentium 166 MHz (FV80502166)166 MHz16 KB214.5W>
   Pentium 200 MHz (A80502200)200 MHz16 KB215.5W>
   Pentium 200 MHz (BP80502200)200 MHz16 KB215.5W>
   Pentium 200 MHz (FV80502200)200 MHz16 KB215.5W>
Intel Pentium family, P5 micro-architecture, Other sockets
   Pentium 60 MHz (PCPU5V60)60 MHz16 KB214.6W>
   Pentium 66 MHz (A80501-66)66 MHz16 KB216W>
   Pentium 66 MHz (PCPU5V66)66 MHz16 KB216W>
Other families, P5 micro-architecture, Socket 5 / Socket 7
   Pentium MMX overdrive 150 MHz (PODPMT60X150)150 MHz32 KB  MMX>
   Pentium MMX overdrive 166 MHz (PODPMT66X166)166 MHz32 KB  MMX>
   Pentium MMX overdrive 180 MHz (PODPMT60X180)180 MHz32 KB  MMX>
 • Highlighted numbers and features indicate whether specific processor performs better or worse than the Pentium 166 MHz (BP80502166)
 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
 • Click on the >  icon to compare any CPU in the table with the Intel Pentium 166 MHz (BP80502166) (Javascript required).
 • List of related CPUs is not complete.
 • Features abbreviations:
MMX - MMX instructions

Pictures (3)

Ceramic PGA / Top view

Intel Pentium 166 - BP80502166
Ceramic PGA / Bottom view

166 MHz
296-pin ceramic staggered PGA

Boxed version of the processor
Bottom view
Intel Pentium 166 - BP80502166
2012-10-28 14:24:48
Posted by: drivehard

SU072/VSS without heatsink
Comments (1)

You're welcome to post suggestions, corrections, your own personal Intel Pentium 166 MHz review, or your experience with the microprocessor. Please do not ask upgrade and troubleshooting questions, and do not start discussions.


2012-10-28 14:36:04
Posted by: drivehard

SU072 without heatsink


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