Product comparison · 2 laptops

Dell E6510-E311NL laptop Intel® Core™ i7 i7-620M vs Dell E6510-M311NL laptop Intel® Core™ i7 i7-720QM

127specifications compared
38differ
89identical
7known for one product only

Key differences

Display resolution
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:1440 x 900 pixels
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:1600 x 900 pixels
Native aspect ratio
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:16:10
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:16:9
Processor model
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:i7-620M
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:i7-720QM
Processor cores
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:2
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:4
Processor threads
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:4
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:8
Processor boost frequency
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:3.33 GHz
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:2.8 GHz
Processor frequency
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:2.66 GHz
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:1.6 GHz
Processor cache
- E6510-E311NL laptop Intel® Core™ i7 i7-620M:4 MB
- E6510-M311NL laptop Intel® Core™ i7 i7-720QM:6 MB

Side by side

Differences highlightedShow differences only

Comparison of E6510-E311NL, E6510-M311NL
134 specifications	A Dell E6510-E311NL laptop Intel® Core™ i7 i7-620M Model E6510-E311NL View product	B Dell E6510-M311NL laptop Intel® Core™ i7 i7-720QM Model E6510-M311NL View product
Designidentical
Product colour	Black	Black
Display2 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1440 x 900 pixels	1600 x 900 pixels
Native aspect ratioDiffers	16:10	16:9
HD typeKnown for one	Unknown — not stated by the source	HD+
Processor17 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	Intel® Core™ i7	Intel® Core™ i7
Processor modelDiffers	i7-620M	i7-720QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.33 GHz	2.8 GHz
Processor frequencyDiffers	2.66 GHz	1.6 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cacheDiffers	4 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1288	Socket 988
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-600 Mobile Series	Intel Core i7-700 Mobile Series
Processor codenameDiffers	Arrandale	Clarksfield
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	C2	B1
Thermal Design Power (TDP)Differs	35 W	45 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsDiffers	382 M	774 M
Processing Die sizeDiffers	81 mm²	296 mm²
CPU multiplier (bus/core ratio)Differs	20	12
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory layout (slots x size)	2 x 2 GB	2 x 2 GB
Maximum internal memory	8 GB	8 GB
Storage1 differ
Total storage capacityDiffers	320 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Optical drive type	DVD-RW	DVD-RW
Card reader integrated	Yes	Yes
Graphics2 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics card	Yes	Yes
Discrete graphics card model	NVIDIA Quadro HD 6310	NVIDIA Quadro HD 6310
Discrete graphics card memory	0.512 GB	0.512 GB
Graphics card family	NVIDIA	NVIDIA
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics	Not available
On-board graphics card base frequencyKnown for one	500 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	766 MHz	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Bluetooth	Yes	Yes
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces1 differ
USB 2.0 ports quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	Yes	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	1	1
CardBus PCMCIA slot type	Type II	Type II
SmartCard slot	No	No
Modem (RJ-11) ports	0	0
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Keyboardidentical
Pointing device	Touchpad	Touchpad
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Optional operating system supplied	Windows XP Professional	Windows XP Professional
Processor special features14 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 lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
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)	Yes	Yes
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)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
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® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	43560	43122
Processor codeDiffers	SLBPE	SLBLY
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.1/4.2	SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Number of battery cells	6	6
Poweridentical
AC adapter power	60 W	60 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensionsidentical
Weight	2.51 kg	2.51 kg
Width	374.3 mm	374.3 mm
Depth	253.3 mm	253.3 mm
Height (front)	2.71 cm	2.71 cm
Height (rear)	3.35 cm	3.35 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	No	No
TV tuner integrated	No	No
Supplied AC adapter type	AC	AC

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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