Lenovo ThinkPad T420 (4177X05) specs.
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Processor Lenovo ThinkPad T420 (4177X05)
Processor speed:
2.1 GHz
Processor family:
Intel Core i3-2xxx
Processor:
i3-2310M
Processor core:
2
Processor threads:
4
System bus data transfer rate:
5 GT/s
Processor cache:
3 MB
Processor cache type:
Smart Cache
Processor socket:
BGA1023
Chipset:
Intel QM67 Express
Processor series:
Intel Core i3-2300 Mobile series
Thermal Design Power (TDP):
35 W
FSB Parity:
No
Tjunction:
100°C
CPU multiplier (bus/core ratio):
21
Integrated 4G WiMAX:
Worldwide Interoperability for Microwave Access
Worldwide Interoperability for Microwave AccessYes
PCI Express configurations:
1x16, 2x8, 1x8+2x4
PCI Express slots version:
2.0
Maximum number of PCI Express lanes:
1
Processor manufacturer:
Intel
Processor codename:
Sandy Bridge
Bus type:
DMI
Stepping:
J1
Processor lithography:
32 nm
Processor operating modes:
64-bit
Conflict Free processor:
No
ECC supported by processor:
No
Memory Lenovo ThinkPad T420 (4177X05)
Internal memory:
4 GB
Internal memory type:
DDR3-SDRAM
Memory clock speed:
1333 MHz
Memory slots:
2x SO-DIMM
Maximum internal memory:
8 GB
Storage Lenovo ThinkPad T420 (4177X05)
Total storage capacity:
320 GB
Storage media:
HDD
Number of hard drives installed:
1
Hard drive capacity:
320 GB
Host interface:
SATA
Hard disk rotational speed:
7200 RPM
Card reader integrated:
Yes
Compatible memory cards:
MMC, SD, SDHC, SDXC
Display Lenovo ThinkPad T420 (4177X05)
Screen Size:
14"
Screen Resolution:
1600 x 900 pixels
LED backlight:
Yes
HD type:
HD+
3D compatibility:
No
Display surface:
Matt
Aspect ratio:
16:9
Display brightness:
230 cd/m²
Contrast ratio (typical):
300:1
Graphics Lenovo ThinkPad T420 (4177X05)
On-board graphics adapter:
Yes
Discrete graphics adapter:
Yes
On-board graphics adapter family:
Intel HD Graphics
On-board graphics adapter model:
Intel HD Graphics 3000
On-board graphics adapter dynamic frequency (max):
1100 MHz
Number of displays supported (on-board graphics):
2
On-board graphics adapter base frequency:
650 MHz
Discrete graphics adapter model:
NVIDIA Quadro NVS 4200M
Number of discrete graphics adapters:
1
On-board graphics adapter ID:
0x116
Optical Drive Lenovo ThinkPad T420 (4177X05)
Optical drive type:
DVD±RW
LightScribe:
No
Audio Lenovo ThinkPad T420 (4177X05)
Audio system:
HDA
Audio system full duplex:
No
Audio system direct 3D sound:
No
Number of built-in speakers:
2
Speaker power:
1 W
Built-in subwoofer:
No
Built-in microphone:
Yes
Networking Lenovo ThinkPad T420 (4177X05)
Bluetooth:Bluetooth is used to exchange data between nearby mobile devices.
Bluetooth is used to exchange data between nearby mobile devices.No
3G:Third generation cellular network
Third generation cellular networkYes
Networking features:
1Gb Ethernet
Wi-Fi:Wireless lan technology
Wireless lan technologyYes
Wi-Fi standards:
802.11a, 802.11g, 802.11n
Ethernet LAN connection:
Yes
Ethernet LAN data rates:
10, 100, 1000 Mbit/s
WWAN:
Yes
Data network:
Not supported
4G WiMAX:
No
Cabling technology:
10/100/1000Base-T(X)
Ports & interfaces Lenovo ThinkPad T420 (4177X05)
USB 2.0 ports quantity:
3
eSATA/USB 2.0 ports quantity:
1
VGA (D-Sub) ports quantity:
1
DisplayPorts quantity:
1
DVI port:Digital Visual Interface
Digital Visual InterfaceNo
Ethernet LAN (RJ-45) ports quantity:
1
Headphone outputs:
1
Microphone in:
Yes
S/PDIF out port:Sony/Philips Digital Interface
Sony/Philips Digital InterfaceNo
Docking connector:
No
DC-in jack:
Yes
ExpressCard slot:
Yes
CardBus PCMCIA slot type:Personal Computer Memory Card International Association
Personal Computer Memory Card International AssociationNo
Ports & interfaces Lenovo ThinkPad T420 (4177X05)
SmartCard slot:
No
Line-in:
No
TV out port:
No
Performance Lenovo ThinkPad T420 (4177X05)
TV tuner integrated:
No
Keyboard Lenovo ThinkPad T420 (4177X05)
Pointing device:
ThinkPad UltraNav
Keyboard type:
QWERTY
Numeric keypad:
No
Full-size keyboard:
No
Keyboard number of keys:
89
Spill resistant keyboard:
Yes
Software Lenovo ThinkPad T420 (4177X05)
Operating system installed:
Windows 7 Professional
Operating system architecture:
32-bit
Drivers included:
Yes
Battery Lenovo ThinkPad T420 (4177X05)
Battery technology:
Lithium-Ion (Li-Ion)
Number of battery cells:
6
Battery life (max):
5.5 h
Energy Management Lenovo ThinkPad T420 (4177X05)
AC adapter power:
90 W
AC adapter frequency:
50/60 Hz
Security Lenovo ThinkPad T420 (4177X05)
Cable lock slot:
Yes
Fingerprint reader:
Yes
Trusted Platform Module (TPM):
Yes
Password protection:
BIOS
Weight & Dimensions Lenovo ThinkPad T420 (4177X05)
Weight:
4.94 lbs (2,24 kg)
Width:
13.4" (340 mm)
Depth:
9.05" (229,8 mm)
Height (front):
1.18" (2,99 cm)
Height (rear):
1.2" (3,04 cm)
Width (imperial):
13.4"
Depth (imperial):
9.05"
Height (front) (imperial):
1.18"
Height (rear) (imperial):
1.20"
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