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6Optional (supported by wireless + Bluetooth® combo card)
SPECIFICATIONS
PROCESSOR OPERATING SYSTEMS DISPLAY
HM77 based models − Intel® Core™ i3
HM77 based models − Intel® Core™ i5
HM70 based models − Intel® Pentium®
HM70 based models − Intel® Celeron®
Windows® 7 Home Basic 32 bit
Windows® 7 Home Basic 64 bit
Windows® 7 Home Premium 32 bit
Windows® 7 Home Premium 64 bit
Windows® 7 Professional 32 bit
Windows® 7 Professional 64 bit
Windows 8 64 bit
Windows 8 Pro 64 bit
Ubuntu® Linux® (China only)
B490
14.0" 1366x768 pixels high-glossy
B590
15.6" 1366x768 anti-glare or pixels high-glossy
GRAPHICS MEMORY I/O (INPUT/OUTPUT) PORTS
B490
Intel® HD Integrated and Switchable
NVIDIA® GPU’s
GeForce® GT635M 1GB4
GeForce® 610M 1GB5
B590
Intel® HD Integrated or Switchable
NVIDIA® GPU
GeForce® 610M 1GB
B590 HM77-based models − 8GB Max DDR3 1600
MHz (2 DIMM slot)
B490 HM77-based models − 8GB Max DDR3 1600
MHz (2 DIMM slot)
B490 HM70-based models − 4GB Max DDR3 1600
MHz (1 DIMM slot)
HM77-based models − (1) VGA, (1) HDMI,
(2) USB 3.0, (2) USB 2.0, (1) RJ45 and (1)
4-in-1 card reader slot
HM70-based models − (1) VGA, (1) HDMI,
(1) USB 3.0, (2) USB 2.0, (1) RJ45 and (1)
4-in-1 card reader slot
STORAGE COMMUNICATION OPTICAL DISK DRIVE
HDD
320GB/500GB/750GB/1000GB (5400 RPM)
320GB/500GB (7200 RPM)
optional Lenovo Hard Disk Drive
Performance Booster − for selected
HM77-based models
Gigabit Ethernet
802.11n Wireless
Bluetooth®6
12.7mm tray-loading Rambo Drive or
no optical drive
WEBCAM AUDIO BATTERY LIFE
0.3MP or 720P HD webcam or no webcam Stereo speakers
1/8" Stereo Headphone output and Microphone
input combo jack
HM77-based models − up to 6.5 hours
HM70-based models − up to 6 hours
WEIGHT KEYBOARD
B490
2.2Kg (4.9lbs)
B590
2.5Kg (5.5lbs)
AccuType Keyboard
DIMENSIONS MECHANICAL COLORS
B490
340mm x 234.6mm x 33.1mm
(13.4" x 9.2" x 1.3")
B590
378mm x 252mm x 33.4mm
(14.9" x 9.9" x 1.3")
Black
THE LENOVO® B490/B590 LAPTOP