Product comparison · 2 pcs/workstations

Lenovo M91p + ThinkVision L197w vs Lenovo M91p + ThinkVision L2251p

Key differences

Optical drive type
- M91p + ThinkVision L197w:DVD±RW
- M91p + ThinkVision L2251p:DVD-RW
Discrete graphics card model
- M91p + ThinkVision L197w:Not available
- M91p + ThinkVision L2251p:Intel® HD Graphics
Display diagonal
- M91p + ThinkVision L197w:48.3 cm (19")
- M91p + ThinkVision L2251p:55.9 cm (22")
Display resolution
- M91p + ThinkVision L197w:1440 x 900 pixels
- M91p + ThinkVision L2251p:1680 x 1050 pixels
Viewing angle, horizontal
- M91p + ThinkVision L197w:176°
- M91p + ThinkVision L2251p:170°
Viewing angle, vertical
- M91p + ThinkVision L197w:176°
- M91p + ThinkVision L2251p:160°

Differences highlightedShow differences only

Comparison of M91p + ThinkVision L197w, M91p + ThinkVision L2251p
121 specifications	A Lenovo M91p + ThinkVision L197w View product	B Lenovo M91p + ThinkVision L2251p View product
Processoridentical
Number of processors installedKnown for one	1	Unknown — not stated by the source
Storage1 differ
Optical drive typeDiffers	DVD±RW	DVD-RW
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Not available	Intel® HD Graphics
Networkidentical
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Display4 differ
Display diagonalDiffers	48.3 cm (19")	55.9 cm (22")
Display resolutionDiffers	1440 x 900 pixels	1680 x 1050 pixels
Viewing angle, horizontalDiffers	176°	170°
Viewing angle, verticalDiffers	176°	160°

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.