Fujitsu Pentium 4 650 vs Fujitsu Pentium 4 661 HT

Key differences

The Fujitsu Pentium 4 661 HT has 0.2 GHz more processor base frequency than the Fujitsu Pentium 4 650 (3.6 GHz vs 3.4 GHz). The Fujitsu Pentium 4 650 has 25 nm more processor lithography than the Fujitsu Pentium 4 661 HT (90 nm vs 65 nm). The Fujitsu Pentium 4 661 HT has 0.2 GHz more l2 cache speed than the Fujitsu Pentium 4 650 (3.6 GHz vs 3.4 GHz). VID Voltage Range: 1.287 - 1.400 V on the Fujitsu Pentium 4 650, 1.200 - 1.325 V on the Fujitsu Pentium 4 661 HT. Stepping: R0 on the Fujitsu Pentium 4 650, C1 on the Fujitsu Pentium 4 661 HT.

• Processor base frequency
  • Pentium 4 650:3.4 GHz
  • Pentium 4 661 HT:3.6 GHz
• Processor lithography
  • Pentium 4 650:90 nm
  • Pentium 4 661 HT:65 nm
• L2 cache speed
  • Pentium 4 650:3.4 GHz
  • Pentium 4 661 HT:3.6 GHz
• Thermal Design Power (TDP)
  • Pentium 4 650:84 W
  • Pentium 4 661 HT:86 W
• VID Voltage Range
  • Pentium 4 650:1.287 - 1.400 V
  • Pentium 4 661 HT:1.200 - 1.325 V
• Stepping
  • Pentium 4 650:R0
  • Pentium 4 661 HT:C1
• CPU multiplier (bus/core ratio)
  • Pentium 4 650:17
  • Pentium 4 661 HT:18
• Processor code
  • Pentium 4 650:SL4JW
  • Pentium 4 661 HT:SL96H