Lenovo ThinkPad X1 Carbon 3444 vs Lenovo ThinkPad T420s 4173

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Main
Model
Price

Processor / Chipset
CPU
Max Turbo Speed
Number of Cores
Cache
64-bit Computing
Chipset Type
Features
Monitor
Diagonal Size
display
LCD Backlight Technology
Widescreen Display
Image Aspect Ratio
Monitor Features
Type
Display Resolution Abbreviation
Resolution
RAM
Memory Speed
Memory Specification Compliance
Configuration Features
Technology
Installed Size
memory
Max Supported Size
Form Factor
Slots Qty
Empty Slots
Operating System / Software
OS Provided
Preinstalled OS
Audio & Video
Graphics Processor
Integrated Webcam
Capture Resolutions
Sound
Audio Codec
Memory Allocation Technology
Hard Drive
Type
Capacity
Notebook Camera
Integrated Webcam
Miscellaneous
Case Material
Security
Compliant Standards
Included Accessories
Integrated Options
Included Laptop Accessories
System
Notebook Type
Dimensions & Weight
Width
Depth
Height
Physical Characteristics
Weight
Input
Type
Features
battery
Capacity
Cells
Technology
Run Time (Up To)
Installed Qty
Communications
Wireless Protocol
Wireless Controller
Wired Protocol
Connections & Expansion
Interfaces
Memory Card Reader
Expansion Bays
Slots
AC Adapter
Input
Output
Videos

Processor / Chipset
CPU
Intel Core i5 (3rd Gen) 3317U / 1.7 GHz
Max Turbo Speed
2.6 GHz
Number of Cores
Dual-Core
Cache
3 MB
64-bit Computing
Yes
Chipset Type
Mobile Intel QS77 Express
Features
Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, integrated memory controller
Monitor
Diagonal Size
14 in
display
LCD Backlight Technology
LED backlight
Widescreen Display
Yes
Image Aspect Ratio
16:9
Monitor Features
anti-glare
Type
LED
Display Resolution Abbreviation
HD+
Resolution
—
RAM
Memory Speed
1333 MHz
Memory Specification Compliance
PC3-10600
Configuration Features
provided memory is soldered
Technology
DDR3L SDRAM
Installed Size
4 GB
memory
Max Supported Size
4 GB
Form Factor
integrated
Slots Qty
—
Empty Slots
—
Operating System / Software
OS Provided
Microsoft Windows 7 Professional 64-bit Edition
Preinstalled OS
Windows 7
Audio & Video
Graphics Processor
Intel HD Graphics 4000
Integrated Webcam
Yes
Capture Resolutions
1280 x 720
Sound
Stereo speakers, stereo microphone
Audio Codec
Realtek ALC3202
Memory Allocation Technology
—
Hard Drive
Type
SSD
Capacity
128 GB
Notebook Camera
Integrated Webcam
Yes
Miscellaneous
Case Material
carbon fiber, magnesium-aluminum alloy
Security
Trusted Platform Module (TPM 1.2) Security Chip
Compliant Standards
RoHS
Included Accessories
power adapter
Integrated Options
—
Included Laptop Accessories
—
System
Notebook Type
Ultrabook
Dimensions & Weight
Width
13 in
Depth
8.9 in
Height
0.7 in
Physical Characteristics
Weight
3 lbs (1.36 kg, 48 oz)
Input
Type
TrackPoint, UltraNav, keyboard
Features
—
battery
Capacity
45.8 Wh
Cells
4-cell
Technology
lithium polymer
Run Time (Up To)
8.2 sec
Installed Qty
—
Communications
Wireless Protocol
802.11a/b/g/n, Bluetooth 4.0
Wireless Controller
Intel Centrino Advanced-N 6205S - PCI Express Mini Card
Wired Protocol
—
Connections & Expansion
Interfaces
USB 3.0
PoweredUSB 2.0
Mini DisplayPort
Headphone/microphone combo jack
Memory Card Reader
4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
Expansion Bays
—
Slots
—
AC Adapter
Input
AC 120/230 V (50/60 Hz)
Output
90 Watt
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Processor / Chipset
CPU
Intel Core i5 (2nd Gen) 2520M / 2.5 GHz
Max Turbo Speed
3.2 GHz
Number of Cores
Dual-Core
Cache
L3 - 3 MB
64-bit Computing
Yes
Chipset Type
Mobile Intel QM67 Express
Features
Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, integrated memory controller
Monitor
Diagonal Size
14 in
display
LCD Backlight Technology
LED backlight
Widescreen Display
Yes
Image Aspect Ratio
16:9
Monitor Features
anti-glare
Type
LED
Display Resolution Abbreviation
HD+
Resolution
1600 x 900 ( HD+ )
RAM
Memory Speed
1333 MHz
Memory Specification Compliance
PC3-10600
Configuration Features
1 x 4 GB
Technology
DDR3 SDRAM
Installed Size
4 GB
memory
Max Supported Size
8 GB
Form Factor
SO-DIMM 204-pin
Slots Qty
2
Empty Slots
1
Operating System / Software
OS Provided
Microsoft Windows 7 Professional 64-bit Edition
Preinstalled OS
—
Audio & Video
Graphics Processor
Intel HD Graphics 3000
Integrated Webcam
Yes
Capture Resolutions
1280 x 720
Sound
Stereo speakers , stereo microphone
Audio Codec
CX20672
Memory Allocation Technology
Dynamic Video Memory Technology
Hard Drive
Type
SSD
Capacity
128 GB
Notebook Camera
Integrated Webcam
Yes
Miscellaneous
Case Material
—
Security
Trusted Platform Module (TPM 1.2) Security Chip , fingerprint reader
Compliant Standards
RoHS
Included Accessories
—
Integrated Options
ThinkLight
Included Laptop Accessories
power adapter
System
Notebook Type
notebook
Dimensions & Weight
Width
13.5 in
Depth
9.1 in
Height
1 in
Physical Characteristics
Weight
3.75 lbs (1.7 kg, 60 oz)
Input
Type
TrackPoint, UltraNav, keyboard
Features
multi-touch touchpad, spill-resistant
battery
Capacity
—
Cells
6-cell
Technology
—
Run Time (Up To)
5.5 sec
Installed Qty
1
Communications
Wireless Protocol
802.11a/b/g/n, Bluetooth 3.0
Wireless Controller
Intel Centrino Advanced-N 6205
Wired Protocol
Gigabit Ethernet
Connections & Expansion
Interfaces
USB 2.0
PoweredUSB
USB 3.0
VGA
DisplayPort
LAN
Headphone/microphone combo jack
Memory Card Reader
4 in 1 ( SD Card, MultiMediaCard, SDHC Card, SDXC Card )
Expansion Bays
1 x Ultrabay Slim
Slots
1 x ExpressCard/34 ( 1 free )
AC Adapter
Input
AC 120/230 V ( 50/60 Hz )
Output
65 Watt
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