Product comparison · 2 laptops

Dell 15R (1521) vs Dell Latitude 3330 Intel® Core™ i3 i3-2375M Laptop

132specifications compared
51differ
81identical
47known for one product only

Key differences

Product colour
- 15R (1521):Black, Silver
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:Grey
Display diagonal
- 15R (1521):39.6 cm (15.6")
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:33.8 cm (13.3")
Touchscreen
- 15R (1521):Yes
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:No
Processor family
- 15R (1521):Intel® Core™ i7
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:Intel® Core™ i3
Processor generation
- 15R (1521):4th gen Intel® Core™ i7
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:2nd gen Intel® Core™ i3
Processor model
- 15R (1521):i7-4500U
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:i3-2375M
Processor frequency
- 15R (1521):1.8 GHz
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:1.5 GHz
Processor cache
- 15R (1521):4 MB
- Latitude 3330 Intel® Core™ i3 i3-2375M Laptop:3 MB

Side by side

Differences highlightedShow differences only

Comparison of 15R (1521), 3330
179 specifications	A Dell 15R (1521)View product	B Dell Latitude 3330 Intel® Core™ i3 i3-2375M Laptop Model 3330 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Silver	Grey
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	33.8 cm (13.3")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	4th gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-4500U	i3-2375M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.8 GHz	1.5 GHz
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	BGA 1023
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i3-2300 Mobile Series
Processor codenameDiffers	Haswell	Sandy Bridge
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
SteppingDiffers	C0	J1
Thermal Design Power (TDP)Differs	15 W	17 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	15
Memory3 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)Differs	2 x 4 GB	1 x 4 GB
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Storage3 differ
Total storage capacityDiffers	1 TB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC	Unknown — not stated by the source
Graphics2 differ
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics 4400	Unknown — not stated by the source
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Audioidentical
Audio systemKnown for one	MaxxAudio 4	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	1 MP	Unknown — not stated by the source
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network1 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 rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Data networkKnown for one	Not supported	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
4G WiMAXKnown for one	No	Unknown — not stated by the source
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
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
HDMI versionKnown for one	1.4a	Unknown — not stated by the source
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	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
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel HM76 Express	Intel HM77 Express
Keyboard2 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutDiffers	QWERTZ	QWERTY
Keyboard languageKnown for one	Unknown — not stated by the source	English
Software1 differ
Operating system installedDiffers	Windows 8	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features14 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
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	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)Differs	Yes	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)	No	No
Intel® High Definition Audio (Intel® HD Audio)Differs	Yes	No
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® Matrix Storage Technology (Intel® MST)Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	No	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75460	74259
Processor codeDiffers	SR16Z	SR0U4
Processor package sizeDiffers	40 x 24 x 1.5 mm	31.0 x 24.0 (BGA1023)
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	32 nm
Intel® Active Management Technology (Intel® AMT)Known 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 CacheKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cells	6	6
Battery capacity	65 Wh	65 Wh
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	2.32 kg	1.8 kg
WidthDiffers	376 mm	329.3 mm
DepthDiffers	259 mm	237.7 mm
HeightDiffers	24.9 mm	32 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
64-bit computingKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No

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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