VIA C3

The VIA C3 is a family of x86 central processing units for personal computers designed by Centaur Technology and sold by VIA Technologies. The different CPU cores are built following the design methodology of Centaur Technology.

C3
General information
Launched2001
Common manufacturer(s)
  • VIA
Performance
Max. CPU clock rate500 MHz to 1.4 GHz
FSB speeds100 MHz to 133 MHz
Cache
L1 cache64 KiB instruction + 64 KiB data
L2 cache64 KiB
Architecture and classification
Technology node0.13 to 0.15
Instruction setx86
Physical specifications
Cores
  • 1
Socket(s)
Products, models, variants
Core name(s)
  • Samuel (C5A)
  • Samuel 2 (C5B)
  • Ezra (C5C)
  • Ezra-T (C5N)
  • Nehemiah (C5XL)
  • Nehemiah (C5P)
History
Predecessor(s)Cyrix III
Successor(s)VIA C7

In addition to x86 instructions, VIA C3 CPUs contain an undocumented Alternate Instruction Set allowing lower-level access to the CPU and in some cases privilege escalation.

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