Product comparison · 2 laptops

ASUS K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M vs Dell 15R (3521)

124specifications compared
34differ
90identical
45known for one product only

Key differences

Product colour
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:Black, Red
- 15R (3521):Black
Display diagonal
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:35.6 cm (14")
- 15R (3521):39.6 cm (15.6")
Processor generation
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:3rd gen Intel® Core™ i3
- 15R (3521):2nd gen Intel® Core™ i3
Processor model
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:i3-3120M
- 15R (3521):i3-2357M
Processor frequency
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:2.5 GHz
- 15R (3521):1.3 GHz
Processor cache type
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:Smart Cache
- 15R (3521):L3
Processor lithography
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:22 nm
- 15R (3521):32 nm
Processor codename
- K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M:Ivy Bridge
- 15R (3521):Sandy Bridge

Side by side

Differences highlightedShow differences only

Comparison of K45A-DB31-RD, 15R (3521)
169 specifications	A ASUS K45A-DB31-RD laptop Intel® Core™ i3 i3-3120M Model K45A-DB31-RD View product	B Dell 15R (3521)View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Red	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	HD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor10 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i3	Intel® Core™ i3
Processor generationDiffers	3rd gen Intel® Core™ i3	2nd gen Intel® Core™ i3
Processor modelDiffers	i3-3120M	i3-2357M
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.5 GHz	1.3 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	3 MB	3 MB
Processor cache typeDiffers	Smart Cache	L3
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-3100 Mobile Series	Intel Core i3-2300 Mobile Series
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB ParityKnown for one	No	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	35 W	17 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x16, 1x8+2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Known for one	25	Unknown — not stated by the source
ECC supported by processor	No	No
Processor socketKnown for one	Unknown — not stated by the source	BGA 1023
Memory1 differ
Internal memoryDiffers	6 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	950 MHz
On-board graphics card IDKnown for one	0x166	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	SonicMaster Lite	Waves MaxxAudio 4
Speakers manufacturerKnown for one	Altec Lansing	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Camera1 differ
Front camera	Yes	Yes
Front camera resolution (numeric)Differs	0.3 MP	1 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Network2 differ
Wi-Fi	Yes	Yes
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 ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothDiffers	No	Yes
Integrated 4G WiMAX	Yes	Yes
Bluetooth Low Energy (BLE)Known for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	0	0
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
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
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Performance1 differ
Motherboard chipsetDiffers	Intel HM76 Express	Intel HM67 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 8.1
Operating system architecture	64-bit	64-bit
Drivers included	Yes	Yes
Processor special features1 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
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)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Processor ARK IDKnown for one	71465	Unknown — not stated by the source
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	31 x 24 mm
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Battery2 differ
Number of battery cellsDiffers	6	4
Battery capacityDiffers	50 Wh	40 Wh
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output currentKnown for one	4.74 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeKnown for one	BIOS, HDD, User	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	2.4 kg	2.25 kg
WidthDiffers	348 mm	376 mm
DepthDiffers	242 mm	260 mm
Height (front)Differs	2.9 cm	2.49 cm
Height (rear)Differs	3.3 cm	2.53 cm
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes

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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