Datasheet

Processors
ProcessorsProcessors
Processors
(Availability
(Availability(Availability
(Availability
depends on model; list is
depends on model; list isdepends on model; list is
depends on model; list is
subject to change)
subject to change)subject to change)
subject to change)
Intel 2
Intel 2Intel 2
Intel 2
nd
ndnd
nd
Generation Core i3 Processors:
Generation Core i3 Processors: Generation Core i3 Processors:
Generation Core i3 Processors:
Intel Core i3-2100 Processor (3.1 GHz, 3 MB cache, 2 Cores/4 Threads, HD Graphics 2000)
Intel Core i3-2105 Processor (3.1 GHz, 3 MB cache, 2 Cores/4 Threads, HD Graphics 3000)
Intel Core i3-2120 Processor (3.3 GHz, 3 MB cache, 2 Cores/4 Threads, HD Graphics 2000)
Intel Pentium:
Intel Pentium:Intel Pentium:
Intel Pentium:
Intel Pentium G620 Processor (2.6 GHz, 3 MB L3 cache, 2 cores)
Intel Pentium G840 Processor (2.8 GHz, 3 MB L3 cache, 2 cores)
Intel Pentium G850 Processor (2.9 GHz, 3 MB L3 cache, 2 cores)
Intel Celeron Dual Core:
Intel Celeron Dual Core:Intel Celeron Dual Core:
Intel Celeron Dual Core:
Intel Celeron G540 Processor (2.5-GHz, 2 MB L3 cache, 2 cores)
NOTE:
NOTE: NOTE:
NOTE: Intel processor numbers are not a measure of performance. Processor numbers differentiate
features within each processor family, not across different processor families.
Operating System
Operating SystemOperating System
Operating System Preinstalled
PreinstalledPreinstalled
Preinstalled Genuine Windows® 7 Home Basic (64-bit)*
Genuine Windows 7 Professional (32-bit and 64-bit)*
RedFlag Linux
FreeDOS
* System may require upgraded and/or separately purchased hardware and/or a DVD drive to install the
Windows 7 software and take full advantage of Windows 7 functionality.
See: http://www.microsoft.com/windows/windows-7/ for details.
Chipset
ChipsetChipset
Chipset Intel H61
Graphics
GraphicsGraphics
Graphics Integrated Intel HD Graphics 2000 or 3000 depending on processor or Integrated Intel HD Graphics
Shared system memory
DirectX 10 capable
Display
DisplayDisplay
Display 20-inch diagonal widescreen HD+ (900p) WLED anti-glare display
Maximum Resolution
Maximum ResolutionMaximum Resolution
Maximum Resolution 1600 x 900 resolution (16:9)
Contrast ratio
Contrast ratioContrast ratio
Contrast ratio 1000:1 typical
Image brightness
Image brightnessImage brightness
Image brightness 250 nits typical
Refresh rate
Refresh rateRefresh rate
Refresh rate 5ms
Viewing angle (typical)
Viewing angle (typical)Viewing angle (typical)
Viewing angle (typical) Up to 160º horizontal/160º vertical (10:1 minimum contract ratio)
Adjustable Tilt Stand
Adjustable Tilt StandAdjustable Tilt Stand
Adjustable Tilt Stand Tilt adjustments
QuickSpecs
HP Pro 3420 All-in-One PC
HP Pro 3420 All-in-One PCHP Pro 3420 All-in-One PC
HP Pro 3420 All-in-One PC
Standard Features
DA - 14117 North America — Version 4 — December 8, 2011 Page 4