Editing Pentium III (section)

==Core specifications==
[[File:Pentium III - chip series (37346274254).jpg|thumb|Size comparison of Pentium III dies]]

{| class="wikitable sortable"
!Codename
!First release
![[Semiconductor device fabrication#Feature size|Process size]]
!L1 cache
!L2 cache
!Instructions
!Package
![[CPU core voltage|VCore]]
!Clockrate
![[Front-side bus]]
|-
|rowspan="2" | Katmai
|rowspan="2" | February 26, 1999
|rowspan="2" | 250 nm
| rowspan="8" | 16 + 16 KB (data + instructions)
|rowspan="2" | 512 KB, external chips on CPU module at 50% of CPU-speed
|rowspan="2" | [[MMX (instruction set)|MMX]], [[Streaming SIMD Extensions|SSE]]
|rowspan="2" | [[Slot 1]] (SECC, SECC2)
|rowspan="2" | 2.0 V, (600&nbsp;MHz: 2.05 V)
|rowspan="2" | 450–600&nbsp;MHz
|100&nbsp;MT/s: 450, 500, 550, 600&nbsp;MHz (These models have no letter after the speed)
|-
|133&nbsp;MT/s: 533, 600&nbsp;MHz
|-
|rowspan="2" | Coppermine
|rowspan="2" | October 25, 1999 
| rowspan="3" | 180 nm
|rowspan="2" | 256 KB, full speed
|rowspan="2" | [[MMX (instruction set)|MMX]], [[Streaming SIMD Extensions|SSE]]
|rowspan="2" | [[Slot 1]] (SECC2), [[Socket 370]] (FC-PGA, FC-PGA2)
|rowspan="2" | 1.6 V, 1.65 V, 1.70 V, 1.75 V
|rowspan="2" | 500–1133&nbsp;MHz
|100&nbsp;MT/s: 500, 550, 600, 650, 700, 750, 800, 850, 900, 1000, 1100&nbsp;MHz (E-Models)
|-
|133&nbsp;MT/s: 533, 600, 667, 733, 800, 866, 933, 1000, 1133&nbsp;MHz (EB-Models)
|-
| Coppermine T
| August 2000 
|256 KB, full speed
|[[MMX (instruction set)|MMX]], [[Streaming SIMD Extensions|SSE]]
|[[Socket 370]] (FC-PGA, FC-PGA2)
|1.75 V
| 800–1133&nbsp;MHz
| rowspan="4" |133&nbsp;MT/s
|-
|rowspan="3"| Tualatin 
|rowspan="3"| June 2001
|rowspan="3"| 130 nm
|rowspan="3" | 256 or 512 KB, full speed
|rowspan="3" | [[MMX (instruction set)|MMX]], [[Streaming SIMD Extensions|SSE]], Hardware prefetch
|rowspan="3" | [[Socket 370]] (FC-PGA2)
|rowspan="3" | 1.45, 1.475 V
| 1000–1400&nbsp;MHz
|-
|Pentium III (256 KB L2-Cache): 1000, 1133, 1200, 1333, 1400&nbsp;MHz
|-
|Pentium III-S (512 KB L2-Cache): 1133, 1266, 1400&nbsp;MHz
|-
! colspan="10" |'''[[List of Intel Pentium III processors]]'''
|}