Datasheet

Power Supply
Power SupplyPower Supply
Power Supply Models with integrated graphics: External 65-watt Smart AC adapter
External 90-watt Smart AC adapter
6-foot (1.8-metre) power cord included; total length including external AC adapter is 12 feet (3.66
metre)
HP Fast Charge *
* HP Fast Charge recharges your battery up to 90% within 90 minutes when the system is off. HP Fast
Charge does not apply to the HP 9-cell battery.
Battery
BatteryBattery
Battery Primary battery
Primary batteryPrimary battery
Primary battery HP 9-cell (93 WHr) Li-Ion battery
HP 6-cell (47 WHr) Li-Ion battery
Battery Life
Battery LifeBattery Life
Battery Life Configurations with
Configurations withConfigurations with
Configurations with
integrated Intel HD
integrated Intel HDintegrated Intel HD
integrated Intel HD
Graphics
GraphicsGraphics
Graphics
Configurations with
Configurations withConfigurations with
Configurations with
discrete ATI Mobility
discrete ATI Mobilitydiscrete ATI Mobility
discrete ATI Mobility
Radeon HD 5470
Radeon HD 5470Radeon HD 5470
Radeon HD 5470
graphics
graphicsgraphics
graphics
Configurations with ATI
Configurations with ATIConfigurations with ATI
Configurations with ATI
Mobility Radeon HD
Mobility Radeon HDMobility Radeon HD
Mobility Radeon HD
6370
63706370
6370
HP ProBook 4320s
HP ProBook 4320sHP ProBook 4320s
HP ProBook 4320s
9-cell battery
9-cell battery9-cell battery
9-cell battery Up to 10 hours Up to 8 hours and 45
minutes
Up to 8 hours
6-cell battery
6-cell battery6-cell battery
6-cell battery Up to 5 hours Up to 4 hours and 30
minutes
Up to 4 hours and 30
minutes
HP ProBook 4420s
HP ProBook 4420sHP ProBook 4420s
HP ProBook 4420s
9-cell battery
9-cell battery9-cell battery
9-cell battery Up to 10 hours Up to 8 hours and 15
minutes
Up to 8 hours and 45
minutes
6-cell battery
6-cell battery6-cell battery
6-cell battery Up to 4 hours and 30
minutes
Up to 3 hours and 45
minutes
Up to 4 hours and 30
minutes
NOTE:
NOTE:NOTE:
NOTE: Battery life will vary depending on the product model, configuration, loaded applications,
features, use, wireless functionality and power management settings. The maximum capacity of the
battery will naturally decrease with time and usage. See MobileMark07 battery benchmark
www.bapco.com/products/mobilemark2007 for additional details.
System Standby Time
System Standby TimeSystem Standby Time
System Standby Time Up to 1 week
Power Conservation
Power ConservationPower Conservation
Power Conservation Supports enhanced Intel SpeedStep technology (allows Battery Optimized Mode, Maximum Performance
Mode, or Automatic mode)
ATI PowerPlay technology
Hibernation
Standby
ACPI compliance
QuickSpecs
HP ProBook 4320s Notebook PC
HP ProBook 4320s Notebook PCHP ProBook 4320s Notebook PC
HP ProBook 4320s Notebook PC
HP ProBook 4420s Notebook PC
HP ProBook 4420s Notebook PCHP ProBook 4420s Notebook PC
HP ProBook 4420s Notebook PC
Standard Features (availability may vary by country)
DA - 13568 Canada — Version 16 — June 2, 2011 Page 10