Ultrabook Lap Top is a Characteristic Thin, Dense, Light and Fast

This type of lap top ultrabook marginalized and almost drowned out by apple products. A concept promoted by jensi ultrabook lap top is a characteristic thin, dense, light and fast. There are several vendors that manufacturers have launched a lap top type this Ultrabook. Among them are Acer, Samsung and Asus. Each manufacturer is launching a weapon with the concept of a thin, compact, lightweight and fast, with a view to provide competition against all Apple products.

Product Overview	Product Overview	Product Overview	Product Overview
Acer Aspire S3-951-6828 13.3-Inch HD Display Ultrabook	Samsung Series 9 NP900X3A-B01 13.3-Inch Laptop	Apple MacBook Pro MD313LL/A 13.3-Inch Laptop (NEWEST VERSION)	Apple MacBook Air MC965LL/A 13.3-Inch Laptop (NEWEST VERSION)
13.3" HD Widescreen CineCrystal™ LED-backlit Display: (1366 x 768) resolution; 16:9 aspect ratio	13.3-inch LED-backlit widescreen display with 1366 x 768 resolution and 400-nit high brightness.	13.3-inch LED-backlit glossy widescreen display with edge-to-edge, uninterrupted glass (1280 x 800-pixel resolution)	13.3-inch LED-backlit glossy widescreen display with a 1440 x 900-pixel resolution
2nd generation Intel® Core™ i5-2467M Processor 1.6GH	1.6 GHz low-voltage Intel Core i5-2467M "Sandy Bridge" dual-core processor	2.4 GHz Intel Core i5 dual-core processor with 3 MB shared L3 cache for excellent multitasking.	1.7 GHz Intel Core i5 dual-core processor with 3 MB shared L3 cache.
Intel® HD Graphics 3000 with 128MB of dedicated system memory	Intel HD Graphics 3000	Intel HD Graphics 3000 with 384 MB of DDR3 SDRAM shared with main memory	Intel HD Graphics 3000 processor (with 384 MB of DDR3 SDRAM shared with main memory) for an outstanding everyday graphics experience.
4 GB SDRAM	4 GB of installed DDR3 RAM	4 GB installed RAM (1333 MHz DDR3; supports up to 8 GB)	4 GB installed RAM (1333 MHz DDR3; maximum capacity)
240GB Solid State Drive (SSD)	128 GB Solid State Drive (SSD)	500 GB Serial ATA hard drive (5400 RPM)	128 GB flash memory storage
Connector	Connector	Connector	Connector
2- USB 2.0 Port	USB 2.0 port	Two USB 2.0 ports, one FireWire 800 port	Two USB 2.0 ports with networking using optional Apple USB Ethernet adapter
	1 USB 3.0 ports for ultra-fast data transfer
	Microphone input port plus headphone output jack	Thunderbolt port with native Mini DisplayPort output plus support for DVI, VGA, dual-link DVI, and HDMI (requires adapters, sold separately)	Thunderbolt port with support for up to 2560 x 1600-pixel resolution (compatible with Mini DisplayPort devices)
Bluetooth® 4.0+HS	Next-generation Bluetooth 3.0 connectivity1	Bluetooth 2.1 + EDR (Enhanced Data Rate) for connecting with peripherals such as keyboards, mice and cell phones	Bluetooth 4.0 technology for connecting with peripherals such as keyboards, mice, and cell phones.
1- HDMI™ Portwith HDCP Support	HDMI high-definition audio/video output allows a single cable to transmit uncompressed high-definition video to your compatible digital TV or external monitor.
Wireless	Wireless	Wireless	Wireless
802.11b/g/n Wi-Fi CERTIFIED™	Intel Wireless Display capabilities, Gigabit Ethernet (10/100/1000) (via dongle)	Wi-Fi wireless networking (based on 802.11n specification; 802.11a/b/g compatible)	Wireless-N Wi-Fi wireless networking (based on 802.11n specification; 802.11a/b/g compatible)
	Wireless-N Wi-Fi networking capability provides up to five times the performance and twice the wireless range using 802.11n-compatible routers as you would with 802.11g networks. It's also backward compatible with 802.11b/g networks (commonly found at Wi-Fi hotspots and in older home routers).	Gigabit Ethernet wired networking (10/100/1000)
Built-in	Built-in	Built-in	Built-in
Dolby® Home Theater® v4 audio enhancement
Two 3DSonic stereo speakers	Built-in stereo speakers (1.5 W x 2) with SRS Sound Effect audio processing	Stereo speakers with subwoofers	Built-in stereo speakers along with omnidirectional microphone, headphone port
1.3MP HD Webcam(1280 x 1024)	1.3-megapixel HD webcam	Built-in FaceTime HD camera	Built-in FaceTime camera for video chatting
2-in-1 Digital Media Card Reader	MicroSD memory card reader	SDXC card slot
O.S and Other Softwere	O.S and Other Softwere	O.S and Other Softwere	O.S and Other Softwere
Windows® 7 Home Premium Microsoft® Office Starter 2010	Windows® 7 Home Premium	Windows® 7 Home Premium	OS X Lion Lion Recovery
Battery	Battery	Battery	Battery
3-cell Lithium polymer		Up to 7 hours of battery life	Rated Charge (normal use): 7 hours Rated Charge (standby): 10 hours
Size (LWH) and Weight	Size (LWH) and Weight	Size (LWH) and Weight	Size (LWH) and Weight
12.59 inches, 8.52 inches, 0.68 inches - 2.93 pounds		Dimensions: 12.78 x 8.94 x 0.95 inches (WxDxH), Weight: 4.5 pounds	Dimensions: 12.8 x 8.94 x 0.68 inches (WxDxH), Weight: 2.96 pounds
		Full-size backlit keyboard	Full-size keyboard with backlighting
		Multi-Touch trackpad for precise cursor control with support for inertial scrolling, pinch, rotate, swipe, three-finger swipe, four-finger swipe, tap, double-tap, and drag capabilities	Multi-Touch trackpad for precise cursor control; supports inertial scrolling, pinch, rotate, swipe, three-finger swipe, four-finger swipe, tap, double-tap, and drag capabilities
		Meets Energy Star 5.0 requirements
		Rated EPEAT Gold
Customer Reviews	Customer Reviews	Customer Reviews	Customer Reviews