Product comparison · 2 laptops

Dell Latitude E6420 XFR vs Fujitsu A531 + Service Pack, 3Y, On-Site

136specifications compared
42differ
94identical
44known for one product only

Key differences

Product colour
- Latitude E6420 XFR:Black
- A531 + Service Pack, 3Y, On-Site:Black, Silver
Display diagonal
- Latitude E6420 XFR:35.6 cm (14")
- A531 + Service Pack, 3Y, On-Site:39.6 cm (15.6")
Processor family
- Latitude E6420 XFR:Intel® Core™ i7
- A531 + Service Pack, 3Y, On-Site:Intel® Core™ i5
Processor generation
- Latitude E6420 XFR:2nd gen Intel® Core™ i7
- A531 + Service Pack, 3Y, On-Site:2nd gen Intel® Core™ i5
Processor model
- Latitude E6420 XFR:i7-2640M
- A531 + Service Pack, 3Y, On-Site:i5-2410M
Processor boost frequency
- Latitude E6420 XFR:3.5 GHz
- A531 + Service Pack, 3Y, On-Site:2.9 GHz
Processor frequency
- Latitude E6420 XFR:2.8 GHz
- A531 + Service Pack, 3Y, On-Site:2.3 GHz
Processor cache
- Latitude E6420 XFR:4 MB
- A531 + Service Pack, 3Y, On-Site:3 MB

Side by side

Differences highlightedShow differences only

Comparison of Latitude E6420 XFR, A531 + Service Pack, 3Y, On-Site
180 specifications	A Dell Latitude E6420 XFR View product	B Fujitsu A531 + Service Pack, 3Y, On-Site View product
Design1 differ
Product colourDiffers	Black	Black, Silver
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
External displayKnown for one	Unknown — not stated by the source	No
Contrast ratio (typical)Known for one	Unknown — not stated by the source	400:1
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-2640M	i5-2410M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.5 GHz	2.9 GHz
Processor frequencyDiffers	2.8 GHz	2.3 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketKnown for one	Unknown — not stated by the source	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i5-2400 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	100 C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	28	23
ECC supported by processor	No	No
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Memory slots (available)Differs	1	0
Maximum internal memoryDiffers	16 GB	8 GB
Storage4 differ
Total storage capacityDiffers	256 GB	500 GB
Storage mediaDiffers	SSD	HDD
Number of HDDs installed	1	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeDiffers	DVD-RW	DVD Super Multi
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MS PRO, SD
SSD capacityKnown for one	128 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA II	Unknown — not stated by the source
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® NVS™ 4200M	Not available
Graphics card familyDiffers	Intel, NVIDIA	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card memoryKnown for one	Unknown — not stated by the source	1.695 GB
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1300 MHz	1200 MHz
On-board graphics card ID	0x116	0x116
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	stereo	Realtek ALC269 HD
Number of built-in speakers	2	2
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Swivel webcamKnown for one	Unknown — not stated by the source	No
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network1 differ
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	3G
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wi-Fi standardsDiffers	Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Data networkKnown for one	Unknown — not stated by the source	Yes
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantityDiffers	3	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 connectorDiffers	Yes	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	No
TV-out	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® QM67 Express	Intel® HM65 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	Alphanumeric
Keyboard languageKnown for one	German	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 nm
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	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 Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
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)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® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	53464	52224
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Processor codeKnown for one	SR03R	Unknown — not stated by the source
Battery1 differ
Number of battery cells	6	6
Battery capacityDiffers	60 Wh	48 Wh
Battery life (max)Known for one	Unknown — not stated by the source	6 h
Power1 differ
AC adapter powerDiffers	90 W	65 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeKnown for one	Unknown — not stated by the source	BIOS, HDD, Supervisor, User
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-15 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 85%
Certificates1 differ
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
CertificationDiffers	P21G, P21G001, EPEAT	CE, R&TTE, GOST
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	3.99 kg	2.5 kg
WidthDiffers	356.1 mm	378 mm
DepthDiffers	296 mm	252 mm
HeightKnown for one	Unknown — not stated by the source	36.5 mm
Height (front)Known for one	5.86 cm	Unknown — not stated by the source
Height (rear)Known for one	6.7 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
3DKnown for one	Unknown — not stated by the source	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Power requirementsKnown for one	Unknown — not stated by the source	100 - 240 V
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	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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