Product comparison · 2 laptops

Dell I15N-2657OBK laptop Intel® Core™ i3 i3-2350M vs Dell I15R-1974MRB laptop Intel® Core™ i5 i5-450M

138specifications compared
42differ
96identical
20known for one product only

Key differences

Processor family
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:Intel® Core™ i3
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:Intel® Core™ i5
Processor generation
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:2nd gen Intel® Core™ i3
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:4th gen Intel® Core™ i5
Processor model
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:i3-2350M
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:i5-450M
Processor frequency
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:2.3 GHz
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:2.4 GHz
System bus rate
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:5 GT/s
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:4.8 GT/s
Processor codename
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:Sandy Bridge
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:Arrandale
Stepping
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:J1
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:K0
Tjunction
- I15N-2657OBK laptop Intel® Core™ i3 i3-2350M:85 °C
- I15R-1974MRB laptop Intel® Core™ i5 i5-450M:105 °C

Side by side

Differences highlightedShow differences only

Comparison of I15N-2657OBK, I15R-1974MRB
158 specifications	A Dell I15N-2657OBK laptop Intel® Core™ i3 i3-2350M Model I15N-2657OBK View product	B Dell I15R-1974MRB laptop Intel® Core™ i5 i5-450M Model I15R-1974MRB View product
Designidentical
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
HD type	Not supported	Not supported
LED backlight	Yes	Yes
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i3	4th gen Intel® Core™ i5
Processor modelDiffers	i3-2350M	i5-450M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.66 GHz
Processor frequencyDiffers	2.3 GHz	2.4 GHz
System bus rateDiffers	5 GT/s	4.8 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	Socket 988	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-2300 Mobile Series	Intel Core i5-400 Series
Processor codenameDiffers	Sandy Bridge	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	J1	K0
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	85 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	382 M
Processing Die sizeKnown for one	Unknown — not stated by the source	81 mm²
CPU multiplier (bus/core ratio)Differs	23	18
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Storage2 differ
Total storage capacityDiffers	500 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive type	DVD±RW	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MMC+, MS PRO, SD, SDHC, SDXC, xD
Graphics3 differ
On-board graphics card	Yes	Yes
Graphics card family	Intel	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Intel® HD Graphics
On-board graphics card base frequencyDiffers	650 MHz	500 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	766 MHz
On-board graphics card IDKnown for one	0x116	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HD	SRS
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	2	2
Speaker power	2 W	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Swivel webcam	No	No
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Optical driveidentical
Disc types supported	CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW	CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Fast Ethernet
Wireless technology	Wi-Fi	Wi-Fi
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Bluetooth	No	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	3	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
eSATA/USB 2.0 ports quantityDiffers	0	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
TV-out	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® HM57 Express	Intel HM67 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Processor special features14 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	32 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	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 Technology	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	53438	49022
Processor codeDiffers	SR0DN	SLBTZ
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	AVX	SSE4.1/4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery capacityKnown for one	48 Wh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Weight & dimensions6 differ
WeightDiffers	2.37 kg	2.65 kg
Width	376 mm	376 mm
DepthDiffers	260 mm	260.2 mm
Height (front)Differs	3.15 cm	3.14 cm
Height (rear)Differs	3.45 cm	3.52 cm
Width (imperial)	37.6 cm (14.8")	37.6 cm (14.8")
Depth (imperial)Differs	26 cm (10.2")	25.9 cm (10.2")
Height (front) (imperial)	3.15 cm (1.24")	3.15 cm (1.24")
Height (rear) (imperial)Differs	3.45 cm (1.36")	3.53 cm (1.39")
Videoidentical
HD-Ready	Yes	Yes
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Manual	Yes	Yes
Quick start guide	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u
Power supply type	AC/DC	AC/DC
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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