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AMD - Desktop CPUs INTEL - Desktop CPUs
K5
K6
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808x
80x86
Pentium
Pentium Pro
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Pentium III
Pentium 4
Pentium D
Celeron Core 2 Duo
Core 2 Quad

 Core details CeleronCeleron Celeron Celeron CeleronCeleron Celeron Celeron
  Development name CovingtonMendocino Mendocino Coppermine CoppermineTualatin Willamete Northwood
  Construction size (nm) 250250 250 180 180130 180 130
  Transistor count (millions) 7.519 19 28.1 28.144 42 55
  Number of processor cores11111111
  Registers - ALU (bits) 3232 32 32 3232 32 32
  Registers - FPU (bits) 80 (64 Ext)80 (64 Ext) 80 (64 Ext) 80 (128 Ext) 80 (128 Ext)80 (128 Ext) 80 (128 Ext) 80 (128 Ext)
  Connection Type Slot 1Slot 1 Socket 370 Socket 370 Socket 370Socket 370 Socket 478 Socket 478
 Model Details
  Name / Core speed (MHz) 266300 300 533 8001000 1700 1800
300333 333 566 8501100 1800 2000
366 366 600 9001200 2100
400 400 633 9501300 2200
433 433 667 10001400 2300
466 700 1100 2400
5007332500
5337662600
2700
2800
 FSB Details
  CLK speed (MHz)66666666100100100100
  Data transfer rate (MHz)66666666100100400400
  Total bus width (bits)6464646464646464
  Maximum bandwidth (GB/sec)0.530.530.530.530.800.803.203.20
 Cache details
  L1 amount (KiB) 3232 32 32 3232 20 20
  L1 location on-dieon-die on-die on-die on-dieon-die on-die on-die
  L1 instruction cache size (KiB) 1616 16 16 1616 12 12
  L1 data cache size (KiB) 1616 16 16 1616 8 8
  L2 amount (KiB) -128 128 128 128256 128 128
  L2 location -on-die on-die on-die on-dieon-die on-die on-die
  L2 bus width (bits) -64 64 256 256256 256 256
 Extension support
  MMXYesYesYesYesYesYesYesYes
  3DNow!NoNoNoNoNoNoNoNo
  SSENoNoNoYesYesYesYesYes
  Enhanced 3DNow!NoNoNoNoNoNoNoNo
  3DNow! ProfessionalNoNoNoNoNoNoNoNo
  SSE2NoNoNoNoNoNoYesYes
  SSE3NoNoNoNoNoNoNoNo
  SSSE3NoNoNoNoNoNoNoNo
 Additional Features
  Intel 64 NoNo No No NoNo No No
  AMD64 NoNo No No NoNo No No
  HyperThreading NoNo No No NoNo No No
  NX Bit NoNo No No NoNo No No
  Virtualization Technology NoNo No No NoNo No No
 
 Core details Celeron DCeleron D Celeron D Celeron D CeleronCeleron
  Development name PrescottPrescott Prescott Cedar Mill Conroe-LAllendale
  Construction size (nm) 9090 90 65 6565
  Transistor count (millions) < 125< 125 < 125 < 188 ~ 110?~ 170
  Number of processor cores111112
  Registers - ALU (bits) 3232 64 64 6464
  Registers - FPU (bits) 80 (128 Ext)80 (128 Ext) 80 (128 Ext) 80 (128 Ext) 80 (128 Ext)80 (128 Ext)
  Connection Type Socket 478LGA 775 LGA 775 LGA 775 LGA 775LGA 775
 Model Details
  Name / Core speed (GHz) 310 / 2.13325J / 2.53 326 / 2.53 347 / 3.07 420 / 1.6E1200 / 1.6
315 / 2.27330J / 2.67 331 / 2.67 352 / 3.20 430 / 1.8E1400 / 2.0
320 / 2.40335J / 2.80 336 / 2.80 356 / 3.33 440 / 2.0
325 / 2.53340J / 2.93 341 / 2.93 360 / 3.47
330 / 2.67345J / 3.07 346 / 3.07 365 / 3.60
335 / 2.80 351 / 3.20
340 / 2.93355 / 3.33
345 / 3.07
350 / 3.20
 FSB Details
  CLK speed (MHz)133133133133200200
  Data transfer rate (MHz)533533533533800800
  Total bus width (bits)646464646464
  Maximum bandwidth (GB/sec)4.264.264.264.266.406.40
 Cache details
  L1 amount (KiB) 2828 28 28 6464 x 2
  L1 location on-dieon-die on-die on-die on-dieon-die
  L1 instruction cache size (KiB) 1212 12 12 3232 x 2
  L2 data cache size (KiB) 1616 16 16 3232 x 2
  L2 amount (KiB) 256256 256 512 512512
  L2 location on-dieon-die on-die on-die on-dieon-die
  L2 bus width (bits) 256256 256 256 256256
 Extension support
  MMXYesYesYesYesYesYes
  3DNow!NoNoNoNoNoNo
  SSEYesYesYesYesYesYes
  Enhanced 3DNow!NoNoNoNoNoNo
  3DNow! ProfessionalNoNoNoNoNoNo
  SSE2YesYesYesYesYesYes
  SSE3YesYesYesYesYesYes
  SSSE3NoNoNoNoYesYes
 Additional Features
  Intel 64 NoNo Yes Yes YesYes
  AMD64 NoNo No No NoNo
  HyperThreading NoNo No No NoNo
  NX Bit NoYes Yes Yes YesYes
  Virtualization Technology NoNo No No NoNo
  


 Notes
AMD & Intel CPU Specifications - N D Evanson 2008