Lenovo's line of high-end business laptops
Item | ThinkPad T420s | ThinkPad X1 Carbon (2nd Generation) | |
---|---|---|---|
Screen size | 14" [x] | 14" [x] | |
Maximum RAM | 16GB [x] | 8GB [x] | |
CPU | i7-2620M [x] / i5-2450M [x] / i5-2410M [x] / i3-2310M [x] / i7-2640M [x] / i5-2540M [x] / i5-2520M [x] | i5-4200U [x] / i5-4210U [x] / i5-4300U [x] / i7-4600U [x] | |
Release year | 2011 [x] | 2014 [x] | |
Screen brightness | 250nt [x] (HD+ option) / 200nt [x] (HD option) | 270nt [x] (WQHD IPS touch option) / 250nt [x] (HD+ option) / 300nt [x] (WQHD IPS option) | |
Battery capacity | 43.2Wh [x] | 45Wh [x] | |
Weight | 1.67kg [x] | 1.34kg [x] | |
Power interface | Coax barrel [x] | Slim-tip (square plug) [x] | |
Graphics | Intel HD Graphics 3000 [x] | Intel HD Graphics 5000 [x] / Intel HD Graphics 4400 [x] | |
Resolution width | 1366px [x] (HD option) / 1600px [x] (HD+ option) | 2560px [x] (WQHD IPS touch option) / 1600px [x] (HD+ option) / 2560px [x] (WQHD IPS option) | |
Resolution height | 768px [x] (HD option) / 900px [x] (HD+ option) | 1440px [x] (WQHD IPS touch option) / 900px [x] (HD+ option) / 1440px [x] (WQHD IPS option) | |
RAM interface | Dual SODIMM slot [x] | Soldered [x] | |
Screen type | TN [x] | IPS [x] (WQHD IPS touch option) / TN [x] (HD+ option) / IPS [x] (WQHD IPS option) | |
Colour | Black [x] | Black [x] | |
Storage format | 2.5" 7mm SATA [x] | M.2 [x] | |
Key travel | 2.5mm [x] | ||
PWM detected? | Unknown [x] | ||
Screen finish | Matte [x] | Matte [x] (WQHD IPS option) | |
Width | 34.3cm [x] | 33.1cm [x] | |
Depth | 23cm [x] | 22.6cm [x] | |
RAM | 4GB [x] / 8GB [x] | ||
Height | 2.6cm [x] | 1.81cm [x] | |
Removable battery? | Yes [x] | No [x] | |
Backlit? | No [x] | Yes [x] | |
ThinkLight? | Yes [x] | ||
Trackpoint buttons | Yes [x] | No [x] | |
Supports Coreboot? | Yes [x] | No [x] | |
Fingerprint reader? | Optional [x] | Yes [x] | |
Multitouch screen? | Yes [x] (WQHD IPS touch option) | ||
Card reader? | SD [x] | No [x] | |
CPU architecture | Sandy Bridge [x] | Haswell [x] | |
Function row style | Physical keys [x] | Adaptive touchbar [x] | |
NFC? | No [x] | No [x] | |
Keyboard style | 7 row [x] | Chiclet (Island keys) [x] | |
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