Product comparison · 2 laptops

Lenovo ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop vs Lenovo ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop

131specifications compared
37differ
94identical
47known for one product only

Key differences

Processor family
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:Intel® Core™ i7
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:Intel® Core™ i3
Processor generation
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:3rd gen Intel® Core™ i7
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:3rd gen Intel® Core™ i3
Processor model
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:i7-3632QM
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:i3-3227U
Processor cores
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:4
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:2
Processor threads
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:8
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:4
Processor frequency
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:2.2 GHz
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:1.9 GHz
Processor cache
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:6 MB
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:3 MB
Processor socket
- ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop:Socket 1224
- ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop:BGA 1023

Side by side

Differences highlightedShow differences only

Comparison of E531, S531
178 specifications	A Lenovo ThinkPad Edge E531 Intel® Core™ i7 i7-3632QM Laptop Model E531 View product	B Lenovo ThinkPad S531 Intel® Core™ i3 i3-3227U Laptop Model S531 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	39.6 cm (15.6")	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
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	3rd gen Intel® Core™ i7	3rd gen Intel® Core™ i3
Processor modelDiffers	i7-3632QM	i3-3227U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	3.2 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.2 GHz	1.9 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	Socket 1224	BGA 1023
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3600 Mobile series	Intel Core i3-3200 Mobile Series
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)Differs	35 W	17 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	22	19
ECC supported by processor	No	No
SteppingKnown for one	Unknown — not stated by the source	L1
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storage5 differ
Total storage capacityDiffers	1 TB	500 GB
Storage mediaDiffers	HDD+SSD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	500 GB
HDD interfaceDiffers	SATA II	SATA
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	24 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MMC, SD, SDHC, SDXC	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 740M	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4000	Intel® HD Graphics 4000
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1100 MHz
On-board graphics card ID	0x166	0x166
Audio1 differ
Audio systemDiffers	HD	Dolby Home Theater
Number of built-in speakers	2	2
Speaker powerKnown for one	1.5 W	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Cameraidentical
Front camera resolution (numeric)Known for one	1 MP	Unknown — not stated by the source
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Swivel webcamKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
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
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces8 differ
USB 2.0 ports quantityDiffers	1	0
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
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
Mini DisplayPort/Thunderbolt combo portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Mini HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Micro HDMI ports quantityKnown for one	0	Unknown — not stated by the source
LAN/VGA combo portKnown for one	No	Unknown — not stated by the source
Mini VGA ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsDiffers	1	0
S/PDIF out port	No	No
Combo headphone/mic portDiffers	No	Yes
Line-inKnown for one	No	Unknown — not stated by the source
Microphone inDiffers	Yes	No
Docking connectorDiffers	Yes	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	No
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel HM77 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypad	Yes	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating system	Windows 8 Pro	Windows 8 Pro
Processor special features4 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 lithography	22 nm	22 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 Secure Key Technology versionKnown for one	1.00	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® 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® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	71458	72057
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR0XF
Battery2 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	6	4
Battery capacityDiffers	48 Wh	62.8 Wh
Battery life (max)Known for one	Unknown — not stated by the source	9 h
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint reader	Yes	Yes
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	2.44 kg	2.29 kg
WidthKnown for one	377 mm	Unknown — not stated by the source
DepthKnown for one	250 mm	Unknown — not stated by the source
HeightKnown for one	25 mm	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown 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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