Product comparison · 2 laptops

Lenovo Twist S230u + 0A33971 vs Lenovo IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop

129specifications compared
45differ
84identical
39known for one product only

Key differences

Product type
- Twist S230u + 0A33971:Hybrid (2-in-1)
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:Laptop
Form factor
- Twist S230u + 0A33971:Convertible (Swivel)
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:Clamshell
Display diagonal
- Twist S230u + 0A33971:31.8 cm (12.5")
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:35.6 cm (14")
Touchscreen
- Twist S230u + 0A33971:Yes
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:No
Processor model
- Twist S230u + 0A33971:i7-3517U
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:i7-3630QM
Processor cores
- Twist S230u + 0A33971:2
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:4
Processor threads
- Twist S230u + 0A33971:4
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:8
Processor boost frequency
- Twist S230u + 0A33971:3 GHz
- IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop:3.4 GHz

Side by side

Differences highlightedShow differences only

Comparison of Twist S230u + 0A33971, Y400
168 specifications	A Lenovo Twist S230u + 0A33971 View product	B Lenovo IdeaPad Y400 Intel® Core™ i7 i7-3630QM Laptop Model Y400 View product
Design2 differ
Product typeDiffers	Hybrid (2-in-1)	Laptop
Product colour	Black	Black
Form factorDiffers	Convertible (Swivel)	Clamshell
Display2 differ
Display diagonalDiffers	31.8 cm (12.5")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	350 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
HD typeKnown for one	Unknown — not stated by the source	HD
Processor13 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	3rd gen Intel® Core™ i7	3rd gen Intel® Core™ i7
Processor modelDiffers	i7-3517U	i7-3630QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3 GHz	3.4 GHz
Processor frequencyDiffers	1.9 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1023	PGA988
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3500 Mobile series	Intel Core i7-3600 Mobile series
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	L1	E1
Thermal Design Power (TDP)Differs	17 W	45 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
CPU multiplier (bus/core ratio)Differs	19	24
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	8 GB	6 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1333 MHz	1600 MHz
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 + 1 x 4 GB
Storage4 differ
Total storage capacityDiffers	128 GB	1 TB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	128 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	Memory Stick (MS), MMC, MS PRO, SD, xD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	1 TB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GT 650M
Graphics card familyDiffers	Intel	Intel, NVIDIA
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	350 MHz	650 MHz
On-board graphics card dynamic frequency (max)	1150 MHz	1150 MHz
On-board graphics card ID	0x166	0x166
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Audio1 differ
Audio systemDiffers	High Definition Audio	HD
Built-in speaker(s)	Yes	Yes
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Networkidentical
Mobile network connectionKnown for one	Yes	Unknown — not stated by the source
Mobile network generationKnown for one	3G	Unknown — not stated by the source
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
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	0	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 quantityDiffers	0	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Mini HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Microphone inDiffers	No	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Docking connectorKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Intel HM77 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypad	No	No
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageKnown for one	English	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8 Pro	Windows 8
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
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 version	1.00	1.00
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)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
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 Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	65714	71459
Processor codeDiffers	SR0N6	SR0UX
Processor package sizeDiffers	31.0 x 24.0 mm	37.5 x 37.5 (rPGA988B)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery3 differ
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Number of battery cellsDiffers	8	6
Battery capacityDiffers	42.4 Wh	48 Wh
Battery life (max)Differs	6 h	3 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
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	1.6 kg	2.5 kg
WidthKnown for one	313 mm	Unknown — not stated by the source
DepthKnown for one	236 mm	Unknown — not stated by the source
HeightKnown for one	20 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	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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