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Product comparison · 2 laptops

Lenovo ThinkPad R51e Celeron M 370 vs NEC Versa C250 1.8GHz/256MB/40GB/Combo/15" XGA/XP Pro NL

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  • 52specifications compared
  • 21differ
  • 31identical
  • 33known for one product only

Key differences

  • Processor manufacturer
    • Intel
    • AMD
  • Processor frequency
    • 1.5 GHz
    • 1.8 GHz
  • Internal memory type
    • DDR2-SDRAM
    • DDR-SDRAM
  • Number of built-in speakers
    • 1
    • 2
  • CD rewrite speed
    • 24x
    • 10x
  • USB 2.0 ports quantity
    • 2
    • 4
  • Firewire (IEEE 1394) ports
    • 0
    • 1
  • Docking connector
    • No
    • Yes

Side by side

Differences highlightedShow differences only
85 specifications
A

Lenovo

ThinkPad R51e Celeron M 370View product
B

NEC

Versa C250 1.8GHz/256MB/40GB/Combo/15" XGA/XP Pro NLView product
Displayidentical
Display diagonal38.1 cm (15")38.1 cm (15")
Display resolution1024 x 768 pixels1024 x 768 pixels
Native aspect ratio4:34:3
Processor2 differ
Processor manufacturerDiffersIntelAMD
Processor frequencyDiffers1.5 GHz1.8 GHz
Processor cacheKnown for one0.128 MB
Processor cache typeKnown for oneL2
Processor technologyKnown for oneAMD PowerNow!
Processor familyKnown for oneIntel® Celeron® M
Processor front side busKnown for one400 MHz
Memory1 differ
Internal memory0.25 GB0.25 GB
Internal memory typeDiffersDDR2-SDRAMDDR-SDRAM
Memory slotsKnown for one2x SO-DIMM
Maximum internal memory2 GB2 GB
Storageidentical
Total storage capacity40 GB40 GB
HDD interfaceKnown for oneUltra-ATA/100
HDD speed5400 RPM5400 RPM
Graphicsidentical
Maximum graphics card memory0.064 GB0.064 GB
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon X200
Graphics card interfaceKnown for onePCI Express
Audio2 differ
Audio systemDiffersSoundMAXAudio Codec Contexant CX20468
Number of built-in speakersDiffers12
Cameraidentical
Front cameraNoNo
Optical drive1 differ
CD read speed24x24x
CD write speed24x24x
CD rewrite speedDiffers24x10x
DVD read speed8x8x
Network1 differ
Networking featuresDiffersEthernet/Fast EthernetGigabit Ethernet, Wireless LAN
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers24
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsDiffers01
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorDiffersNoYes
CardBus PCMCIA slots quantity11
CardBus PCMCIA slot typeType IIType II
SmartCard slotNoNo
Modem (RJ-11) ports11
TV-in portNoNo
TV-outDiffersNoYes
TV-out typeKnown for oneS-Video
PS/2 ports quantity00
Parallel ports quantityDiffers10
Serial ports quantity00
USB 1.1 ports quantity00
Keyboard1 differ
Pointing deviceDiffersTrackpadTouchpad
Keyboard number of keysKnown for one86
Windows keysKnown for oneYes
Keyboard euro keyKnown for oneYes
Software1 differ
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareDiffersDrive Letter Access (DLA), PC-Doctor Windows, Symantec Client Security 3.0 (with 90 days of virus definitions), ThinkPad Configuration Utility, ThinkVantage Client Security Software, ThinkVantage Productivity Center, ThinkVantage Rescue and Recovery, Adobe Acrobat ReaderMicrosoft Outlook Express XP PowerCinema 4.0 RecordNow 7 Norton Antivirus 2005 (90 days) Easy Crypto DeLuxe Microsoft Works 8.0
Battery1 differ
Number of battery cellsDiffers68
Battery capacityKnown for one4400 mAh
Battery life (max)Known for one4 h
Poweridentical
AC adapter input voltageKnown for one100/240 V
AC adapter output currentKnown for one3.42 A
AC adapter output voltageKnown for one19 V
DC-in jackYesYes
Security1 differ
Cable lock slotYesYes
Cable lock slot typeDiffersIBMKensington
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Certificatesidentical
CertificationKnown for oneCE Mark & CB
Weight & dimensions4 differ
WeightDiffers2.8 kg2.9 kg
WidthDiffers332 mm330 mm
DepthDiffers269 mm268 mm
HeightDiffers37 mm36 mm
Dimensions (WxDxH)Known for one332 x 269 x 37 mm
Hard driveidentical
Storage drive heightKnown for one9.5 mm
Storage drive typeKnown for onePATA
Packaging contentidentical
AC adapter includedKnown for oneYes
Other features1 differ
Security featuresKnown for oneRecovery partition HDD NEC Instant Recovery BIOS Passwords
Infrared data portDiffersNoYes
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem typeKnown for oneData/Fax V.92, MDC
System management BIOSKnown for one2.3
Drive baysKnown for one2.5"
Wake-on-LAN readyKnown for oneNo
Wake-on-Ring readyKnown for oneNo
Supplied AC adapter typeKnown for oneAC

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.

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