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Latest revision Your text
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| clock max        = 550 MHz
 
| clock max        = 550 MHz
 
| package          = CPGA-321
 
| package          = CPGA-321
| package 2        = CBGA-360
+
| package 2        =  
 
| socket            = Socket 7
 
| socket            = Socket 7
 
| socket 2          = Super Socket 7
 
| socket 2          = Super Socket 7
| socket 3          = BGA-360
 
  
 
| succession      = Yes
 
| succession      = Yes
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| successor link  = amd/k6-iii
 
| successor link  = amd/k6-iii
 
}}
 
}}
'''K6-2''' was a family of {{arch|32}} [[x86]] microprocessors introduced by [[AMD]] in mid [[1998]] as a successor to the {{amd|K6}} family. These processors introduced a number of enhancements including support for [[Super Socket 7]] with bus speeds of up to 100 MHz and {{x86|3DNow!}} [[SIMD]] extension. Due to its ability to extend the life of [[Socket 7]]-based systems and being relatively cheap, the K6-2 family of processors became a highly successful series with some models continued to be manufactured well past {{amd|K6-III}} and {{amd|K7}} introduction.
+
'''K6-2''' was a family of {{arch|32}} [[x86]] microprocessors introduced by [[AMD]] in early [[1998]] as a successor to the {{amd|K6}} family. These processors introduced a number of enhancements including support for [[Super Socket 7]] with bus speeds of up to 100 MHz and {{x86|3DNow!}} [[SIMD]] extension.
  
 
== Overview ==
 
== Overview ==
[[File:AMD-K6-2 300AFR processor.JPG|left|150px|link=amd/k6-2/k6-2-300afr]]
 
 
Following [[AMD]]'s acquisition of [[NexGen]] in [[1995]] and the success from the release of {{amd|K6}} (a rebranding of NegGen's {{nexgen|Nx686}}), AMD had the financial means of developing the [[microarchitecture]] further. With the '''K6-2''' family, AMD took the much safer and more straightforward approach  approach and improved on K6 by adding a number new features as well as improving its overall performance, instead of a complete redesign.
 
Following [[AMD]]'s acquisition of [[NexGen]] in [[1995]] and the success from the release of {{amd|K6}} (a rebranding of NegGen's {{nexgen|Nx686}}), AMD had the financial means of developing the [[microarchitecture]] further. With the '''K6-2''' family, AMD took the much safer and more straightforward approach  approach and improved on K6 by adding a number new features as well as improving its overall performance, instead of a complete redesign.
  
AMD increased and improved much of the {{amd|microarchitecures/k6|K6 microarchitecure}} by adding a number of additional units boosting the overall performance. The K6-2 was AMD's first series of processors to offer {{x86|3DNow!}}, an [[x86]] extension that offered [[floating point]] SIMD instructions. The addition of {{x86|3DNow!}} gave floating point calculations a serious performance boost and a much necessery boost since [[Intel]] usually dominated the area of fast [[x87]] applications. Despite being the first to introduce a series of [[SIMD]] instructions, 3DNow! never gained as much popularity as {{x86|SSE}} did, a later implementation by [[Intel]].
+
AMD increased and improved much of the {{amd|microarchitecures/k6|K6 microarchitecure}} by adding a number of additional units boosting the overall performance. The K6-2 was AMD's first series of processors to offer {{x86|3DNow!}}, an [[x86]] extension that offered [[floating point]] SIMD instructions. The addition of {{x86|3DNow!}} gave floating point calculations a serious performance boost and a much necessery boost since [[Intel]] usually dominated the area of fast [[x87]] applications. Despite being the first to introduce a series of [[SIMD]] instructions, 3DNow! never gained as much popularity as {{x86|SEE}} did, a later implementation by [[Intel]].
  
 
=== Super 7 ===
 
=== Super 7 ===
Line 49: Line 47:
  
 
== Architecture ==
 
== Architecture ==
{{main|amd/microarchitectures/k6-2|l1=K6-2 Microarchitecture}}
+
{{main|amd/microarchitecture/k6-2|l1=K6-2 Microarchitecture}}
[[File:AMD K6-2 2.jpg|thumb|right|200px|AMD K6-2 Back side]]
 
 
{{empty section}}
 
{{empty section}}
  
 
== Die Shot ==
 
== Die Shot ==
 
{{empty section}}
 
{{empty section}}
 
== Identification ==
 
{{chip identification
 
| parts    = 8
 
| ex 1      = AMD-
 
| ex 2      = K6-2
 
| ex 3      = /
 
| ex 4      = 350
 
| ex 5      = A
 
| ex 6      = F
 
| ex 7      = R
 
| ex 2 1    = AMD-
 
| ex 2 2    = K6-2
 
| ex 2 3    = /
 
| ex 2 4    = 475
 
| ex 2 5    = B
 
| ex 2 6    = H
 
| ex 2 7    = X
 
| ex 2 8    = -66
 
| desc 1    =
 
| desc 2    = '''Type'''<br><table><tr><td style="width: 50px;">'''K6-2'''</td><td>K6-2 Processor</td></tr><tr><td>'''K6-2E'''</td><td>K6-2 Embedded Processor</td></tr></table>
 
|}
 
| desc 3    =
 
| desc 4    = '''Frequency (MHz)'''
 
| desc 5    = '''Package Designation'''<br><table><tr><td style="width: 50px;">'''A'''</td><td>CPGA-321</td></tr><tr><td>'''B'''</td><td>CBGA-360</td></tr></table>
 
| desc 6    = '''Core Voltage'''<br><table><tr><td style="width: 50px;">'''U'''</td><td>1.5 V ± 0.1 V</td><td>&nbsp;</td><td>'''C'''</td><td>2.0 V ± 0.1 V</td></tr><tr><td>'''T'''</td><td>1.6 V ± 0.1 V</td><td>&nbsp;</td><td>'''D'''</td><td>2.1 V ± 0.1 V</td></tr><tr><td>'''P'''</td><td>1.7 V ± 0.1 V</td><td>&nbsp;</td><td>'''F'''</td><td>2.2 V ± 0.1 V</td></tr><tr><td>'''N'''</td><td>1.8 V ± 0.1 V</td><td>&nbsp;</td><td>'''G'''</td><td>2.3 V ± 0.1 V</td></tr><tr><td>'''M'''</td><td>1.9 V ± 0.1 V</td><td>&nbsp;</td><td>'''H'''</td><td>2.4 V ± 0.1 V</td></tr></table><br>'''I/O Voltage'''<br>Always 3.3675 ± 7%
 
| desc 7    = '''T<sub>CASE</sub> Range'''<br><table><tr><td style="width: 50px;">'''Q'''</td><td>0 °C – 60 °C</td></tr><tr><td>'''X'''</td><td>0 °C – 65 °C</td></tr><tr><td>'''R'''</td><td>0 °C – 70 °C</td></tr><tr><td>'''K'''</td><td>0 °C – 80 °C</td></tr><tr><td>'''Z'''</td><td>0 °C – 85 °C</td></tr></table>
 
| desc 8    = '''Bus Speed Variant'''<br><table><tr><td style="width: 50px;">'''-66'''</td><td>66 MHz Bus</td></tr></table>
 
}}
 
  
 
== Members ==
 
== Members ==
 
Three different types of K6-2 models were sold: Desktop PCs, Mobile, and Embedded systems.
 
Three different types of K6-2 models were sold: Desktop PCs, Mobile, and Embedded systems.
 
=== K6-2 Desktop Models ===
 
=== K6-2 Desktop Models ===
 
+
{{empty section}}
==== Chomper Core ====
 
<!-- NOTE:
 
          This table is generated automatically from the data in the actual articles.
 
          If a microprocessor is missing from the list, an appropriate article for it needs to be
 
          created and tagged accordingly.
 
 
 
          Missing a chip? please dump its name here: http://en.wikichip.org/wiki/WikiChip:wanted_chips
 
-->
 
<table class="wikitable sortable">
 
<tr><th colspan="11" style="background:#D6D6FF;">Desktop K6-2 Processors</th></tr>
 
<tr><th>Model</th><th>Launched</th><th>Process</th><th>Freq</th><th>Mult.</th><th>Bus</th><th>Max Mem</th><th>V<sub>CORE</sub></th><th>Package</th><th>Min T<sub>case</sub></th><th>Max T<sub>case</sub></th></tr>
 
{{#ask: [[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Desktop]][[core name::Chomper]]
 
|?full page name
 
|?model number
 
|?first launched
 
|?process
 
|?base frequency#MHz
 
|?clock multiplier
 
|?bus speed#MHz
 
|?max memory#GB
 
|?core voltage
 
|?package
 
|?min case temperature#°C
 
|?max case temperature#°C
 
|format=template
 
|template=proc table 2
 
|userparam=12
 
|sep=,
 
|mainlabel=-
 
}}
 
{{table count|col=11|ask=[[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Desktop]][[core name::Chomper]]}}
 
</table>
 
 
 
==== Chomper Extended ("CXT") Core ====
 
<!-- NOTE:
 
          This table is generated automatically from the data in the actual articles.
 
          If a microprocessor is missing from the list, an appropriate article for it needs to be
 
          created and tagged accordingly.
 
 
 
          Missing a chip? please dump its name here: http://en.wikichip.org/wiki/WikiChip:wanted_chips
 
-->
 
<table class="wikitable sortable">
 
<tr><th colspan="11" style="background:#D6D6FF;">Desktop K6-2 Processors</th></tr>
 
<tr><th>Model</th><th>Launched</th><th>Process</th><th>Freq</th><th>Mult.</th><th>Bus</th><th>Max Mem</th><th>V<sub>CORE</sub></th><th>Package</th><th>Min T<sub>case</sub></th><th>Max T<sub>case</sub></th></tr>
 
{{#ask: [[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Desktop]][[core name::Chomper Extended]]
 
|?full page name
 
|?model number
 
|?first launched
 
|?process
 
|?base frequency#MHz
 
|?clock multiplier
 
|?bus speed#MHz
 
|?max memory#GB
 
|?core voltage
 
|?package
 
|?min case temperature#°C
 
|?max case temperature#°C
 
|format=template
 
|template=proc table 2
 
|userparam=12
 
|sep=,
 
|mainlabel=-
 
}}
 
{{table count|col=11|ask=[[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Desktop]][[core name::Chomper Extended]]}}
 
</table>
 
 
 
 
=== K6-2 Mobile Models ===
 
=== K6-2 Mobile Models ===
 
+
{{empty section}}
==== K6-2 Mobile Models ====
 
<!-- NOTE:
 
          This table is generated automatically from the data in the actual articles.
 
          If a microprocessor is missing from the list, an appropriate article for it needs to be
 
          created and tagged accordingly.
 
 
 
          Missing a chip? please dump its name here: http://en.wikichip.org/wiki/WikiChip:wanted_chips
 
-->
 
<table class="wikitable sortable">
 
<tr><th colspan="11" style="background:#D6D6FF;">K6-2 Mobile Processors</th></tr>
 
<tr><th>Model</th><th>Launched</th><th>Process</th><th>Freq</th><th>Mult.</th><th>Bus</th><th>Max Mem</th><th>V<sub>CORE</sub></th><th>Package</th><th>Min T<sub>case</sub></th><th>Max T<sub>case</sub></th></tr>
 
{{#ask: [[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Mobile]][[microprocessor series::K6-2 Mobile]]
 
|?full page name
 
|?model number
 
|?first launched
 
|?process
 
|?base frequency#MHz
 
|?clock multiplier
 
|?bus speed#MHz
 
|?max memory#GB
 
|?core voltage
 
|?package
 
|?min case temperature#°C
 
|?max case temperature#°C
 
|format=template
 
|template=proc table 2
 
|userparam=12
 
|sep=,
 
|mainlabel=-
 
}}
 
{{table count|col=11|ask=[[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Mobile]][[microprocessor series::K6-2 Mobile]]}}
 
</table>
 
 
 
==== K6-2 Mobile P Models ====
 
<!-- NOTE:
 
          This table is generated automatically from the data in the actual articles.
 
          If a microprocessor is missing from the list, an appropriate article for it needs to be
 
          created and tagged accordingly.
 
 
 
          Missing a chip? please dump its name here: http://en.wikichip.org/wiki/WikiChip:wanted_chips
 
-->
 
<table class="wikitable sortable">
 
<tr><th colspan="11" style="background:#D6D6FF;">K6-2 Mobile P Processors</th></tr>
 
<tr><th>Model</th><th>Launched</th><th>Process</th><th>Freq</th><th>Mult.</th><th>Bus</th><th>Max Mem</th><th>V<sub>CORE</sub></th><th>Package</th><th>Min T<sub>case</sub></th><th>Max T<sub>case</sub></th></tr>
 
{{#ask: [[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Mobile]][[microprocessor series::K6-2 Mobile P]]
 
|?full page name
 
|?model number
 
|?first launched
 
|?process
 
|?base frequency#MHz
 
|?clock multiplier
 
|?bus speed#MHz
 
|?max memory#GB
 
|?core voltage
 
|?package
 
|?min case temperature#°C
 
|?max case temperature#°C
 
|format=template
 
|template=proc table 2
 
|userparam=12
 
|sep=,
 
|mainlabel=-
 
}}
 
{{table count|col=11|ask=[[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Mobile]][[microprocessor series::K6-2 Mobile P]]}}
 
</table>
 
 
 
 
=== K6-2 Embedded Models ===
 
=== K6-2 Embedded Models ===
'''K6-2E''' were manufactured by AMD's Embedded design group and usually came with a different set of warranties. Note that while AMD used "K6-2E" in their part numbers, the actual chips did not feature the "E" making some of them indistinguishable from the desktop parts.
+
'''K6-2E''' were manufactured by AMD's Embedded design group and usually came with a different set of warranties. Embedded models were offered at higher [[core voltage|operating temperatures]] and lower operating [[voltage|voltages]].
<!-- NOTE:
+
{{empty section}}
          This table is generated automatically from the data in the actual articles.
 
          If a microprocessor is missing from the list, an appropriate article for it needs to be
 
          created and tagged accordingly.
 
 
 
          Missing a chip? please dump its name here: http://en.wikichip.org/wiki/WikiChip:wanted_chips
 
-->
 
<table class="wikitable sortable">
 
<tr><th colspan="11" style="background:#D6D6FF;">K6-2 Embedded Processors</th></tr>
 
<tr><th>Model</th><th>Launched</th><th>Process</th><th>Freq</th><th>Mult.</th><th>Bus</th><th>Max Mem</th><th>V<sub>CORE</sub></th><th>Package</th><th>Min T<sub>case</sub></th><th>Max T<sub>case</sub></th></tr>
 
{{#ask: [[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Embedded]]
 
|?full page name
 
|?model number
 
|?first launched
 
|?process
 
|?base frequency#MHz
 
|?clock multiplier
 
|?bus speed#MHz
 
|?max memory#GB
 
|?core voltage
 
|?package
 
|?min case temperature#°C
 
|?max case temperature#°C
 
|format=template
 
|template=proc table 2
 
|userparam=12
 
|sep=,
 
|mainlabel=-
 
}}
 
{{table count|col=11|ask=[[Category:microprocessor models by amd]][[instance of::microprocessor]][[microprocessor family::K6-2]][[market segment::Embedded]]}}
 
</table>
 
  
 
== Documents ==
 
== Documents ==

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Facts about "K6-2 - AMD"
designerAMD +
first announcedMay 28, 1998 +
first launchedJune 1998 +
full page nameamd/k6-2 +
instance ofmicroprocessor family +
instruction set architectureIA-32 +
main designerAMD +
manufacturerAMD +
microarchitectureK6-2 +
nameAMD K6-2 +
packageCPGA-321 + and CBGA-360 +
process250 nm (0.25 μm, 2.5e-4 mm) +
socketSocket 7 +, Super Socket 7 + and BGA-360 +
technologyCMOS +
word size32 bit (4 octets, 8 nibbles) +