HPC - Handheld PC
HPC - Hasty Pudding Cipher
HPC - High-Performance Computing
HPCA - High-Performance Computer Architecture
HPCC - High-Performance Computing and Communications
HPCC - High-Performance Computing Cluster
HPCP - High-Performance Channel Protocol
HPCS - High-Performance Computing Systems
HPCUG - Hawaii PC Users Group
HPCUG - Huntsville PC Users Group
HPDC - High-Performance Distributed Computing
HPF - High-Performance Fortran
HPFS - High-Performance File System
HPGL - Hewlett-Packard Graphics Language
HPI - Hardware Platform Interface
HPM - Hardware Performance Monitor
HPM - Hyper Page Mode
HPMC - High-Priority Machine Check
HPNA - Home Phoneline Networking Alliance
HPPI - High-Performance Parallel Interface
HPR - High-Performance Routing
HPS - High-Performance Selling
HPS - Hitless Protection Switching
HPS - Hitless Protection System
HPSF - Horrible Property Set Format
HPSS - High-Performance Storage System™
HPTC - High-Performance and Technical Computing
HPVC - Hewlett-Packard Virtual Classroom
HPVM - High-Performance Virtual Machine
HPWREN - High-Performance Wireless Research and Education Network
HR - High Rate
HRAA - High-Resolution AntiAliasing
HRMS - Human Resources Management System
HS - High Speed
HSA - High-Speed Access
HSAM - Hierarchical Sequential Access Method
HSB - Hue, Saturation, and Brightness
HSC - Help and Support Center
HSCI - High-Speed Communications Interface
HSCSD - High-Speed Circuit Switched Data
HSDPA - High-Speed Downlink Packet Access
HSFS - High Sierra File System
HSL - Hue/Saturation/Lightness
HSM - Hierarchical Storage Management
HSP - Host Signal Processing
HSP - Hosting Services Provider
HSP - Hot Swap Primary
HSRP - Hot Standby Router Protocol
HSS - High-Speed Serial
HSS - Hot Swap Secondary
HSS - Hughes Software Systems
HSSF - Horrible SpreadSheet Format
HSSI - High-Speed Serial Interface
HSTL - High-Speed Transceiver Logic
HSTR - High-Speed Token Ring
HT - Horizontal Tabulation
HT - Hyper-Threading
HT - HyperTransport
HTI - Home Technology Integrator
HTML - HyperText Markup Language
HTMT - Hybrid Technology MultiThreaded
HTT - Hyper-Threading Technology
HTTP - HyperText Transfer Protocol
HTTPD - HyperText Transfer Protocol Daemon
HTTPS - HyperText Transfer Protocol Secure
HUD - Heads Up Display
HUGE - Hartford User Group Exchange
HUGO - Helpful Users Group of Ottawa
HVIC - High-Voltage Integrated Circuit
HWCS - Host Writable Control Store
HXRC - Hitachi eXtended Remote Copy
Hz - Hertz