HP ProBook 4520s Quickspecs page 10

QuickSpecs
Standard Features (availability may vary by country)
Power Supply
Battery
Battery Life
System Standby Time
Power Conservation
Models with integrated graphics: External 65-watt Smart AC adapter
Models with discrete graphics: External 90-watt Smart AC adapter
6-foot (1.8-meter) power cord included; total length including external AC adapter is 12 feet (3.66 meter)
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.
Primary battery
HP ProBook 4520s
9-cell battery
6-cell battery
HP ProBook 4720s
8-cell battery
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
Up to 1 week
Supports enhanced Intel SpeedStep technology (allows Battery Optimized Mode, Maximum Performance
Mode, or Automatic mode)
ATI PowerPlay technology
Hibernation
Standby
ACPI compliance
DA - 13569 North America — Version 17 — September 29, 2011
HP ProBook 4520s:
HP 9-cell (93 WHr) Li-Ion battery
HP 6-cell (47 WHr) Li-Ion battery
HP ProBook 4720s:
HP 8-cell (73 WHr) Li-Ion battery
Configurations with Configurations with
integrated Intel HD discrete ATI Mobility
Graphics Radeon HD 5470
graphics graphics
Up to 10 hours Up to 6 hours and 30
minutes
Up to 5 hours Up to 4 hours
N/A Up to 6 hours
for additional details.
HP ProBook 4520s Notebook PC
HP ProBook 4720s Notebook PC
Configurations with ATI
Mobility Radeon HD
6370
Up to 6 hours and 30
minutes
Up to 3 hours and 30
minutes
Up to 5 hours and 15
minutes
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