Product comparison · 2 laptops

Dell Latitude E5540 Intel® Core™ i5 i5-4300U Laptop vs Lenovo IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1)

129specifications compared
34differ
95identical
39known for one product only

Key differences

Product type
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:Laptop
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Hybrid (2-in-1)
Product colour
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:Black
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Black, Silver
Display diagonal
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:39.6 cm (15.6")
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):35.6 cm (14")
Touchscreen
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:No
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Yes
Processor model
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:i5-4300U
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):i5-4200U
Processor boost frequency
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:2.9 GHz
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):2.6 GHz
Processor frequency
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:1.9 GHz
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):1.6 GHz
Stepping
- Latitude E5540 Intel® Core™ i5 i5-4300U Laptop:D0
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):C0

Side by side

Differences highlightedShow differences only

Comparison of E5540, Flex14AT-IFI
168 specifications	A Dell Latitude E5540 Intel® Core™ i5 i5-4300U Laptop Model E5540 View product	B Lenovo IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1) Model Flex14AT-IFI View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Black	Black, Silver
Form factorDiffers	Clamshell	Convertible (Fold-back screen)
Market positioningKnown for one	Business	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	No	Yes
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor6 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	4th gen Intel® Core™ i5	4th gen Intel® Core™ i5
Processor modelDiffers	i5-4300U	i5-4200U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.9 GHz	2.6 GHz
Processor frequencyDiffers	1.9 GHz	1.6 GHz
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1168	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-4300 Mobile series	Intel Core i5-4200 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	D0	C0
Thermal Design Power (TDP)	15 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurationsDiffers	4x1, 2x4	1x4, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD speed	5400 RPM	5400 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GT 720M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4400	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequency	200 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card DirectX version	12	12
On-board graphics card ID	0xA16	0xA16
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced Audio
Built-in microphone	Yes	Yes
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	Yes
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	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
Bluetooth	No	No
Ports & interfaces3 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
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 quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
S/PDIF out port	No	No
Microphone inKnown for one	Unknown — not stated by the source	Yes
Docking connectorDiffers	Yes	No
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Total number of SATA connectors	4	4
Number of SATA III connectors	4	4
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	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 Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware Version	9.5	9.5
Intel Rapid Storage Technology	Yes	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
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)	Yes	Yes
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	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)	Yes	Yes
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)	No	No
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	Yes	No
Intel® Smart Response TechnologyDiffers	Yes	No
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	76308	75459
Processor codeDiffers	SR1ED	SR170
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	Yes	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	1.00	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
UARTKnown 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	Unknown — not stated by the source	4
Battery capacityKnown for one	Unknown — not stated by the source	45 Wh
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WeightKnown for one	Unknown — not stated by the source	2 kg
WidthDiffers	379 mm	343.2 mm
DepthDiffers	250.5 mm	250.9 mm
HeightKnown for one	Unknown — not stated by the source	21.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise	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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