Product comparison · 2 laptops

Lenovo ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M vs Lenovo ThinkPad L512 + 45N6679

110specifications compared
36differ
74identical
31known for one product only

Key differences

Display diagonal
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:35.8 cm (14.1")
- ThinkPad L512 + 45N6679:39.6 cm (15.6")
Processor family
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:Intel® Core™ i7
- ThinkPad L512 + 45N6679:Intel® Core™ i3
Processor generation
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:Intel® Core™ i7
- ThinkPad L512 + 45N6679:Intel® Core™ i3
Processor model
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:i7-620M
- ThinkPad L512 + 45N6679:i3-370M
Processor frequency
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:2.66 GHz
- ThinkPad L512 + 45N6679:2.4 GHz
Processor cache
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:4 MB
- ThinkPad L512 + 45N6679:3 MB
Processor socket
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:BGA 1288
- ThinkPad L512 + 45N6679:Socket 988
Stepping
- ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M:C2
- ThinkPad L512 + 45N6679:K0

Side by side

Differences highlightedShow differences only

Comparison of NT9KDMD+45N6679, ThinkPad L512 + 45N6679
141 specifications	A Lenovo ThinkPad NT9KDMD+45N6679 laptop Intel® Core™ i7 i7-620M Model NT9KDMD+45N6679 View product	B Lenovo ThinkPad L512 + 45N6679 View product
Designidentical
Product colour	Black	Black
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	39.6 cm (15.6")
Display resolutionKnown for one	Unknown — not stated by the source	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Display brightnessKnown for one	Unknown — not stated by the source	220 cd/m²
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor modelDiffers	i7-620M	i3-370M
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.66 GHz	2.4 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1288	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-600 Mobile Series	Intel Core i3-300 Mobile Series
Processor codename	Arrandale	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	C2	K0
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	105 °C	90 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	20	18
ECC supported by processor	No	No
Processor boost frequencyKnown for one	3.33 GHz	Unknown — not stated by the source
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Maximum internal memoryDiffers	4 GB	8 GB
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	500 GB	320 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Optical drive typeDiffers	DVD Super Multi	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD
Graphics1 differ
On-board graphics card	Yes	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequency	500 MHz	500 MHz
On-board graphics card dynamic frequency (max)Differs	766 MHz	667 MHz
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Networkidentical
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Bluetooth	Yes	Yes
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
WWANKnown for one	Installed	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	3
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone inDiffers	No	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	No	Yes
TV-in portKnown for one	Unknown — not stated by the source	No
TV-out	No	No
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	43560	49020
Processor codeDiffers	SLBPE	SLBUK
Processor package size	rPGA 37.5x 37.5, BGA 34x28	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	SSE4.1/4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery life (max)Known for one	Unknown — not stated by the source	4.7 h
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Fingerprint reader	Yes	Yes
Weight & dimensions4 differ
WeightKnown for one	Unknown — not stated by the source	2.56 kg
WidthDiffers	333.5 mm	380 mm
DepthDiffers	239 mm	247 mm
Height (front)Differs	2.76 cm	3.2 cm
Height (rear)Differs	3.19 cm	3.6 cm
Other featuresidentical
Infrared data port	No	No
Internal modemKnown for one	Unknown — not stated by the source	No
TV tuner integrated	No	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Power supply typeKnown for one	AC - DC	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source

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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