Lenovo ThinkPad R51 (1831) Specifications, Tests and Review

Screen Size
15"

Resolution
1024 x 768 (XGA)

CPU
Intel Pentium M 745 / 1.8 GHz

GPU
AGP 4x - ATI Mobility Radeon 9000

RAM
256 MB (1 x 256 MB)

Storage
40 GB HDD / 4200 rpm

Battery Capacity
4400 mAh

Get the key specs, technical data, ratings and full review of Lenovo ThinkPad R51 (1831) all in one place. Compare your selected model with other alternatives and give your decision on the best laptop a solid base with our comprehensive overview.

Lenovo ThinkPad R51 (1831) Full Specifications and Details

design and dimensions display processor memory storage audio & video communications battery ac adapter input connections & expansions software miscellaneous

DESIGN AND DIMENSIONS Lenovo ThinkPad R51 (1831)

Product Type	Notebook
Dimensions (WxDxH)	33.2 cm x 26.9 cm x 4 cm
Weight	3 kg
Case Material	ABS plastic
Colour	Black

DISPLAY Lenovo ThinkPad R51 (1831)

Screen Size (Type)	15"
Screen Resolution	1024 x 768 (XGA)
Widescreen	No
Image Aspect Ratio	4:3

PROCESSOR Lenovo ThinkPad R51 (1831)

CPU	Intel Pentium M 745 / 1.8 GHz
Cache	L2 - 2 MB
Front Side Bus	400 MHz
Chipset	Intel 855PM
Platform Technology	Intel Centrino
Features	Enhanced SpeedStep technology, power-optimized processor system bus

MEMORY Lenovo ThinkPad R51 (1831)

RAM	256 MB (1 x 256 MB)
Max RAM Supported	2 GB
RAM Type	DDR SDRAM
Speed	333 MHz / PC2700
Rated Speed	333 MHz
Form Factor	SO-DIMM 200-pin
Slots Qty	2
Empty Slots	1

STORAGE Lenovo ThinkPad R51 (1831)

Main Storage Size (HDD/SSD)	40 GB HDD / 4200 rpm
Optical Drive	CD-RW / DVD-ROM combo removable
Read Speed	24x (CD) / 8x (DVD)
Write Speed	24x
CD / DVD Rewrite Speed	24x

AUDIO & VIDEO Lenovo ThinkPad R51 (1831)

Graphics Processor (GPU)	AGP 4x - ATI Mobility Radeon 9000
Video Memory	32 MB DDR SDRAM
Sound	Stereo speakers, microphone
Codec	AD1981B
Compliant Standards	DirectSound, AC '97, SoundMAX

COMMUNICATIONS Lenovo ThinkPad R51 (1831)

Wireless	802.11b/g
Wireless Controller	Intel PRO/Wireless 2200BG
Network Interface	Gigabit Ethernet
Remote Management Protocol	DMI 2.0, CIM

MODEM

Protocols & Specifications	ITU V.90
Max Transfer Rate	56 Kbps

BATTERY Lenovo ThinkPad R51 (1831)

Technology	6-cell Lithium Ion
Installed Qty	1
Max Supported Qty	2
Battery Capacity (Size)	4400 mAh
Battery Life	Up to 4 hours

AC ADAPTER Lenovo ThinkPad R51 (1831)

Input	AC 120/230 V (50/60 Hz)
Output	72 Watt

INPUT Lenovo ThinkPad R51 (1831)

Type	Keyboard, TrackPoint, UltraNav

CONNECTIONS & EXPANSIONS Lenovo ThinkPad R51 (1831)

Expansion Bays	1 x Ultrabay Enhanced
Slots	2 x memory (1 free) 1 x CardBus (1 free)
Interfaces	1 x IEEE 1394 (FireWire) 4 PIN FireWire 1 x display / video - VGA - 15 pin HD D-Sub (HD-15) 2 x USB 2.0 4 pin USB Type A 1 x parallel - IEEE 1284 (EPP/ECP) - 25 pin D-Sub (DB-25) 1 x infrared IrDA 1 x modem - phone line - RJ-11 1 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 1 x display / video - S-video output - 4 pin mini-DIN 1 x microphone - input - mini-phone 3.5 mm 1 x headphones - output - mini-phone stereo 3.5 mm 1 x docking / port replicator

SOFTWARE Lenovo ThinkPad R51 (1831)

Operating System (OS)	Microsoft Windows XP Professional

MISCELLANEOUS Lenovo ThinkPad R51 (1831)

Integrated Options	ThinkLight
Security	Trusted Platform Module (TPM) Security Chip
Features	Security lock slot (cable lock sold separately), administrator password, hard drive password, power-on password, Asset ID, wake on LAN, ThinkVantage Active Protection System
Compliant Standards	ACPI 2.0, ACPI 1.0b, MPR II, BSMI, VCCI Class B ITE, CISPR 22 Class B, NOM, SASO, IEC 60950, CSA 22.2 No. 950, UL 60950, FCC Part 15 B, CER, CCC
ENERGY STAR Certified	Yes
Min Operating Temperature	5 °C
Humidity Range Operating	8 - 95%
Manufacturer Warranty	Limited warranty - parts and labour - 3 years - on-site Limited warranty - battery - 1 year