Lenovo ThinkPad T440 vs Dell Inspiron 15 5521 comparison

Show Only Differences Highlight Differences	Lenovo ThinkPad T440	Dell Inspiron 15 5521
key specs
Display size	14.00-inch	15.60-inch
Display resolution	1366x768 pixels	1366x768 pixels
Touchscreen	No	No
Processor	Core i7	Core i7
RAM	16GB	8GB
OS	Windows 10	Windows 8 Professional
Hard disk	512GB	1TB
SSD	No	No
Weight	2.30 kg	2.20 kg
Graphics	-	AMD Radeon HD 8670M
general
Brand	Lenovo	Dell
Model	ThinkPad T440	Inspiron 15 5521
Model Number	T440	5521
Series	ThinkPad	Inspiron 15
Dimensions (mm)	228.60 x 335.28 x 30.40	376.00 x 259.00 x 25.40
Weight (kg)	2.3	2.2
Colours	Black	Moon Silver
Operating system	Windows 10	Windows 8 Professional
Battery Cell	6	6
Battery Capacity (WHR)	-	60
Battery Life (up to hours)	-	3
display
Size	14.00-inch	15.60-inch
Resolution	1366x768 pixels	1366x768 pixels
Touch Screen	No	No
processor
Processor	Intel Core i7 4th Gen 4300U	Intel Core i7 3rd Gen 3537U
Base Clock Speed	1.9 GHz	2 GHz
Burst Clock Speed	-	3.1 GHz
Cache	-	4MB
memory
RAM	16GB	8GB
RAM Slots	-	2
Expandable RAM up to (GB)	-	16GB
storage
Hard disk	512GB	1TB
SSD	No	No
connectivity
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 b/g/n/ac
Bluetooth version	4	4
Ethernet	-	10/100 T
inputs
Touchpad	Yes	Yes
Internal Mic	Yes	Yes
Speakers	Yes	2 Speakers
Finger Print Sensor	No	-
Pointer Device	-	Touchpad
Optical Disk Drive	-	CD/DVD Writer
ports and slots
Number of USB Ports	3	3
Multi Card Slot	SD Card Reader	-
Headphone and Mic Combo Jack	Yes	Yes
VGA Port	Yes	-
USB Ports	-	1 x USB 2.0, 2 x USB 3.0
HDMI Port	-	Standard
RJ45 (LAN)	-	Yes
graphics
Graphics Processor	-	AMD Radeon HD 8670M
Dedicated Graphic Memory	-	2GB
Dedicated Graphic Memory Type	-	DDR3
Dedicated Graphics	-	Yes

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