• Gflop Heap
  
• PING Heatsink
  
• IPX/SPX Heatsink Fan
  
• Uninterruptible Power Supply HEL
  
• wi-fi Help Desk
  
• 128-bit Operating Systems Hertz
  
• Primary partition Hertz, Hz
  
• Ultra Large Scale Integration Heterogeneous Data sources
  
• Private Branch Exchange Heuristics
  
• PCL hex, hexadecimal
  
• Very Long Instruction Word Hexadecimal
  
• WFM Hibernate
  
• FSAA Hidden Surface Removal
  
• Southbridge Hierarchical relationship
  
• PC266 DDR SDRAM High bit-rate DSL
  
• SLIP High Color
  
• Console Game High Definition Television
  
• Category 3 cable standard High Performance Addressing
  
• Micro Channel Architecture High-Speed SDRAM
  
• HDML Hit
  
• Socket 4 hoax
  
• Root Holographic Storage
  
• DIMM home page
  
• Kernel Homepage
  
• lamer, lammer Honeypot
  
• IPX/SPX Host
  
• bridge Host adapter
  
• IRC Hosts
  
• Icon Hot Spare
  
• Mount Hot-pluggable
  
• POP Hot-swappable
  
• Digital Subscriber Line HPA