Wikipedia

List of Intel Pentium II processors

The Pentium II is a sixth-generation CPU from Intel targeted at the consumer market.

Desktop processors

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"Klamath" (350 nm)

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  • All models support: MMX
  • L2 cache is off-die and runs at 50% CPU speed
  • Part numbers prefixed with a B are for boxed retail CPUs
Model Clock rate L2
cache 		FSB Mult. Voltage TDP Socket Release date Release
price (USD)


Pentium II 233 233 MHz 512 KB 66 MT/s 3.5× 2.8 V
34.8 W
May 7, 1997 $636


Pentium II 266 267 MHz 512 KB 66 MT/s 4× 2.8 V
38.2 W
  • Slot 1
 May 7, 1997 $775


Pentium II 300 300 MHz 512 KB 66 MT/s 4.5× 2.8 V
43 W
  • Slot 1
 May 7, 1997 $1981


"Deschutes" (250 nm)

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  • All models support: MMX
  • L2 cache is off-die and runs at 50% CPU speed
  • The Pentium II OverDrive is a Deschutes Pentium II core packaged for Socket 8 operation. It comes with 512 KB of off-die full-speed L2 cache, which makes it very similar to the Pentium II Xeon.
Model Clock rate L2
cache 		FSB Mult. Voltage TDP Socket Release date Release
price (USD)


Pentium II 266 267 MHz 512 KB 66 MT/s 4× 2.0 V
16.8 W
January 26, 1998[1]


Pentium II 300 300 MHz 512 KB 66 MT/s 4.5× 2.0 V
18.6 W
  • Slot 1
 January 26, 1998[1]


Pentium II 333 333 MHz 512 KB 66 MT/s 5× 2.0 V
20.6 W
  • Slot 1
 January 26, 1998[1] $722


Pentium II Overdrive[2][3] 333 MHz 512 KB 66 MT/s 5× 3.3 V
August 10, 1998 $599


Pentium II 350 350 MHz 512 KB 100 MT/s 3.5× 2.0 V
21.5 W
  • Slot 1
 April 15, 1998[4] $621


Pentium II 400 400 MHz 512 KB 100 MT/s 4× 2.0 V
24.3 W
  • Slot 1
 April 15, 1998[4] $824


Pentium II 450 450 MHz 512 KB 100 MT/s 4.5× 2.0 V
27.1 W
  • Slot 1
 August 24, 1998[5] $669


Mobile processors

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"Tonga" (250 nm)

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  • All models support: MMX
  • L2 cache is off-die and runs at 50% CPU speed
Model Clock rate L2
cache 		FSB Mult. Voltage TDP Socket Release date Release
price (USD)


Mobile Pentium II 233 233 MHz 512 KB 66 MT/s 3.5× 1.6 V
9.0 W
April 2, 1998 $542


Mobile Pentium II 266 267 MHz 512 KB 66 MT/s 4× 1.6 V
10.3 W
  • MMC-1
  • MMC-2
 April 2, 1998 $772


Mobile Pentium II 300 300 MHz 512 KB 66 MT/s 4.5× 1.6 V
11.1 W
  • MMC-1
  • MMC-2
 September 9, 1998 $710


"Dixon" (250 or 180 nm)

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  • All models support: MMX
  • L2 cache is on-die and runs at 100% CPU speed
  • Also known as Pentium II "Performance Enhanced"
  • mqbA1 stepping is actually at 180 nm 27.4 million transistors die size 180 mm2
Model Clock rate L2
cache 		FSB Mult. Voltage TDP Socket Release date Release
price (USD)


Mobile Pentium II 266PE 267 MHz 256 KB 66 MT/s 4× 1.6 V
10.3 W
January 25, 1999 $187


Mobile Pentium II 300PE 300 MHz 256 KB 66 MT/s 4.5× 1.6 V
11.6 W
  • μPGA2
  • BGA2
  • MMC-2
 January 25, 1999 $321


Mobile Pentium II 333 333 MHz 256 KB 66 MT/s 5× 1.6 V
11.8 W
  • μPGA2
  • BGA2
  • MMC-2
 January 25, 1999 $465


Mobile Pentium II 366 367 MHz 256 KB 66 MT/s 5.5× 1.6 V
13.1 W
  • μPGA2
  • BGA2
  • MMC-2
 January 25, 1999 $696


Mobile Pentium II 400 400 MHz 256 KB 66 MT/s 6× 1.55 or 1.50[6] V
13.1 W
  • μPGA2
  • BGA2
  • MMC-2
 June 14, 1999 $530


See also

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References

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  1. ^ a b c "Intel Delivers Fastest Pentium® II".
  2. ^ Pentium II Overdrive(dB0)
  3. ^ Pentium II Overdrive
  4. ^ a b "New Intel® Pentium® II and Celeron® Processors Bring Optimized Performance to Computer Systems". Intel. Retrieved 2019-03-15.
  5. ^ "Intel News Release". Intel. Retrieved 2018-05-10.
  6. ^ INTEL MOBILE PENTIUM II PROCESSOR IN Micro-PGA AND BGA PACKAGES AT 400 MHz, 366 MHz, 333 MHz, 300PE MHz, AND 266PE MHz Intel 245103-003.pdf data-sheet
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