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AMD - Desktop CPUs INTEL - Desktop CPUs
K5
K6
Athlon
Athlon XP
Athlon 64
Athlon 64 X2
Athlon 64 FX
Duron
Sempron
Phenom X3
Phenom X4
808x
80x86
Pentium
Pentium Pro
Pentium II
Pentium III
Pentium 4
Pentium D
Celeron Core 2 Duo
Core 2 Quad

 Core details Pentium DPentium D Pentium D Pentium D           Pentium
Extreme Edition
Pentium
Extreme Edition
  Development name SmithfieldSmithfield Presler Presler Smithfield Presler
  Construction size (nm) 9090 65 65 90 65
  Transistor count (millions) 250250 328 328 250 328
  Number of processor cores222222
  Registers - ALU (bits) 3232 32 32 32 32
  Registers - FPU (bits) 80 (128 Ext)80 (128 Ext) 80 (128 Ext) 80 (128 Ext) 80 (128 Ext) 80 (128 Ext)
  Connection Type LGA 775LGA 775 LGA 775 LGA 775 LGA 775 LGA 775
 Model Details
  Name / Core speed (GHz) 805 / 2.67820 / 2.8 915 / 2.8 920 / 2.8 840 / 3.2 955 / 3.47
830 / 3.0 925 / 3.0 930 / 3.0 965 / 3.73
840 / 3.2 935 / 3.2 940 / 3.2
945 / 3.4 950 / 3.4
960 / 3.6
 FSB Details
  CLK speed (MHz)133200200200200266
  Data transfer rate (MHz)5338008008008001066
  Total bus width (bits)646464646464
  Maximum bandwidth (GB/sec)4.276.406.406.406.408.53
 Cache details
  L1 amount (KiB) ~ 28 x 2 ~ 28 x 2 ~ 28 x 2 ~ 28 x 2 ~ 28 x 2 ~ 28 x 2
  L1 location on-dieon-die on-die on-die on-die on-die
  L1 instruction cache size (KiB) ~ 12 x 2~ 12 x 2 ~ 12 x 2 ~ 12 x 2 ~ 12 x 2 ~ 12 x 2
  L2 data cache size (KiB) 16 x 216 x 2 16 x 2 16 x 2 16 x 2 16 x 2
  L2 amount (KiB) 1024 x 21024 x 2 2048 x 2 2048 x2 1024 x 2 2048 x2
  L2 location on-dieon-die on-die on-die on-die on-die
  L2 bus width (bits) 256256 256 256 256 256
 Extension support
  MMXYesYesYesYesYesYes
  3DNow!NoNoNoNoNoNo
  SSEYesYesYesYesYesYes
  Enhanced 3DNow!NoNoNoNoNoNo
  3DNow! ProfessionalNoNoNoNoNoNo
  SSE2YesYesYesYesYesYes
  SSE3YesYesYesYesYesYes
  SSSE3NoNoNoNoNoNo
 Additional Features
  Intel 64 YesYes Yes Yes Yes Yes
  AMD64 NoNo No No No No
  HyperThreading NoNo No No Yes Yes
  NX Bit YesYes Yes Yes Yes Yes
  Virtualization Technology NoNo No Yes No Yes
 


 Notes
AMD & Intel CPU Specifications - N D Evanson 2008