Dell XPS 15 L502X vs Lenovo ThinkPad T510

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XPS 15 L502X compared with ThinkPad T510

	DellXPS 15 L502X	LenovoThinkPad T510
Overview
Released
Released	2011	January 2010
Display
Screen size
Screen size	15.6″	15.6″
Resolution
Resolution	1920 × 1080 (better)	1366 × 768 or 1600 × 900
Brightness
Brightness	–	220 nits
Refresh rate
Refresh rate	60 Hz	–
Touchscreen
Touchscreen	No	No
Display type
Display type	15.6-inch TrueLife LCD; main Full HD RGBLED screen. HD WLED and HD multi-touch WLED options also appear in Dell's setup guide; 1366 × 768 HD resolution confirmed by Notebookcheck	15.6-inch 16:9 LED-backlit LCD: 1366 × 768 or 1600 × 900, both rated at 220 nits and 500:1 contrast
Screen finish
Screen finish	Glossy TrueLife surface	Anti-glare
Display features
Display features	60 Hz refresh and up to 135° opening in the maker guide. Notebookcheck measured 262.2 cd/m² average brightness on the tested Full HD panel; maker brightness is not published	–
Performance
Processor
Processor	Intel Core i5-2410M	Intel Core i5-520M or Intel Core i5-540M
CPU cores
CPU cores	2	2
CPU threads
CPU threads	4	4
Graphics
Graphics	NVIDIA GeForce GT 540M	Intel HD Graphics or NVIDIA NVS 3100M
Memory
Memory	4 GB	2 GB or 4 GB
Storage
Storage	500 GB	160 GB to 500 GB
CPU
CPU	Second-generation Core i3, i5 or i7 options with Intel HM67 chipset. Listed Core i5-2410M, 4 GB, 500 GB and Full HD pairing is the exact April 2011 European Notebookcheck configuration	Core i5-520M (2.4 GHz, up to 2.93 GHz) or i5-540M (2.53 GHz, up to 3.06 GHz); two cores, Hyper-Threading and 3 MB cache; Intel QM57 chipset
GPU
GPU	Intel HD Graphics with NVIDIA Optimus; GeForce GT 525M with 1 GB DDR3 or GeForce GT 540M with 2 GB DDR3	Intel HD Graphics on 4349 configurations; NVIDIA NVS 3100M with 512 MB dedicated memory on represented 4314 configuration. These original discrete models are not the separately listed later Optimus configurations
Memory type
Memory type	DDR3-1066 or DDR3-1333; two user-accessible SO-DIMM slots, 2 GB minimum and 8 GB maker maximum	PC3-8500 DDR3-1066 on represented configurations; two 204-pin SO-DIMM sockets; maximum 8 GB
Storage type
Storage type	Listed configuration has a 500 GB 7200 rpm SATA hard drive and Blu-ray combo drive. Hard-drive replacement requires further disassembly than the memory cover, according to Notebookcheck	Removable 2.5-inch SATA 3 Gb/s hard drive, 7200 rpm on represented configurations; Active Protection System; removable DVD burner in 12.7 mm Ultrabay Enhanced; optional second drive
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 6.2 hours
Weight
Weight	–	2.57 kg
Thickness
Thickness	38.2 mm	35.8 mm (better)
Width × depth
Width × depth	381 × 265.4 mm	372.8 × 245.1 mm
Battery life detail
Battery life detail	Six-cell or nine-cell lithium-ion packs, 11.1 V; maker does not publish capacity or a fixed runtime. Notebookcheck identifies its nine-cell pack as 90 Wh. Maker says configurable to less than 2.8 kg with six-cell battery; no exact minimum weight is published. Body height varies from 32.2 to 38.2 mm, and the nine-cell pack raises it further	Main figures use the six-cell integrated configuration: starting at 2.57 kg and maker claim up to 6.2 hours. Integrated nine-cell models start at 2.72 kg and claim up to 10.4 hours. Original discrete models claim up to 4.7 hours with six cells or 7.8 hours with nine cells; represented 4314-2PU uses nine cells. Published body dimensions are 372.8 × 245.1 × 32–35.8 mm.
Charger
Charger	90 W or 130 W adapter; 100–240 V AC input	65 W on represented integrated configurations; 90 W on discrete configuration
Fast charging
Fast charging	Approximately four hours with the computer switched off	–
Materials
Materials	Aluminium surfaces and silver finish described by Notebookcheck	Glass-fibre reinforced plastic display cover; carbon-fibre reinforced plastic base; one-piece magnesium roll cage
Colours
Colours	–	Black
Connections
Ports
Ports	3 × USB-A, HDMI, Ethernet, SD card slot, 2 × headphone jack	4 × USB-A, Ethernet, SD card slot, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi a/b/g/n, depending on installed module	ThinkPad 802.11b/g/n or Intel Centrino Advanced-N 6200 802.11a/b/g/n on represented configurations
Bluetooth
Bluetooth	Optional Bluetooth	Bluetooth 2.1 on represented configurations
Webcam
Webcam	2 MP, 720p video	2-megapixel fixed-focus on represented configurations
Operating system
Operating system	Windows	Windows
Port detail
Port detail	Two USB 3.0 Type-A and one eSATA/USB combo with PowerShare, HDMI, Mini DisplayPort, Gigabit Ethernet, headphone output, headphone/digital S/PDIF combo and microphone input; nine-format card reader. Optional TV tuner with MCX antenna connector, WWAN, WiMAX and WiDi depend on configuration	Four USB 2.0 ports, one powered; discrete configuration combines one with eSATA. VGA, DisplayPort, Gigabit Ethernet, RJ-11 modem, four-pin FireWire 400, combination headphone/microphone socket, five-format card reader, ExpressCard/34 and docking connector
External displays
External displays	–	Maker maximum 2560 × 1600 at 60 Hz via DisplayPort; single-link DVI-D via optional cable
Keyboard
Keyboard	QWERTY, AZERTY or Kanji; 87 keys on European layout, optional backlighting	89-key spill-resistant keyboard; ThinkVantage button; ThinkLight illumination
Trackpad
Trackpad	100 × 56 mm active area with separate buttons and multi-touch gestures	UltraNav multi-touch touchpad and TrackPoint pointing stick
Speakers
Speakers	Two 4 W main speakers and 12 W subwoofer; Realtek ALC665 audio controller	Stereo speakers, 1 W each
Microphones
Microphones	–	Dual-array microphones
Biometrics
Biometrics	–	TPM 1.2; fingerprint reader on 4349-2MU and 4314-2PU, absent on 4349-5EU