Product comparison · 2 all-in-one pcs/workstations

Lenovo IdeaCentre B40-30 Intel® Core™ i3 i3-4150T vs Lenovo IdeaCentre B50-30 Intel® Core™ i7 i7-4790S

140specifications compared
43differ
97identical
30known for one product only

Key differences

Display diagonal
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:54.6 cm (21.5")
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:60.5 cm (23.8")
Processor family
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:Intel® Core™ i3
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:Intel® Core™ i7
Processor generation
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:4th gen Intel® Core™ i3
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:4th gen Intel® Core™ i7
Processor model
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:i3-4150T
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:i7-4790S
Processor cores
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:2
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:4
Processor threads
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:4
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:8
Processor frequency
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:3 GHz
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:3.2 GHz
Processor cache
- IdeaCentre B40-30 Intel® Core™ i3 i3-4150T:3 MB
- IdeaCentre B50-30 Intel® Core™ i7 i7-4790S:8 MB

Side by side

Differences highlightedShow differences only

Comparison of B40-30, B50-30
170 specifications	A Lenovo IdeaCentre B40-30 Intel® Core™ i3 i3-4150T Model B40-30 View product	B Lenovo IdeaCentre B50-30 Intel® Core™ i7 i7-4790S Model B50-30 View product
Display1 differ
Display diagonalDiffers	54.6 cm (21.5")	60.5 cm (23.8")
TouchscreenKnown for one	No	Unknown — not stated by the source
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Panel typeKnown for one	IPS	Unknown — not stated by the source
Processor15 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i3	4th gen Intel® Core™ i7
Processor modelDiffers	i3-4150T	i7-4790S
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor frequencyDiffers	3 GHz	3.2 GHz
Processor cacheDiffers	3 MB	8 MB
Thermal Design Power (TDP)Differs	35 W	65 W
Bus typeDiffers	DMI2	DMI
Processor codeDiffers	SR1PG	SR1QM
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i3-4100 Desktop series	Intel Core i7-4700 Desktop series
TcaseDiffers	66.4 °C	71.35 °C
Memory types supported by processorDiffers	DDR3-SDRAM, DDR3L-SDRAM	DDR3-SDRAM
ECC supported by processorDiffers	Yes	No
Memory voltage supported by processorKnown for one	1.5 V	Unknown — not stated by the source
Processor boost frequencyKnown for one	Unknown — not stated by the source	4 GHz
Memory2 differ
Internal memoryDiffers	4 GB	6 GB
Memory layout (slots x size)Differs	1 x 4 GB	1 x 2 + 1 x 4 GB
Memory form factorKnown for one	DIMM/SO-DIMM	Unknown — not stated by the source
Storage1 differ
HDD interfaceDiffers	SATA III	SATA
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, SDHC, SDXC	Unknown — not stated by the source
Graphics5 differ
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers	1.74 GB	1.7 GB
On-board graphics card base frequencyDiffers	200 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1200 MHz
On-board graphics card IDDiffers	41	0x412
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
Audio1 differ
RMS rated powerKnown for one	6 W	Unknown — not stated by the source
Audio systemDiffers	Dolby Advanced Audio	Dolby Home Theater
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Cameraidentical
Total megapixelsKnown for one	2 MP	Unknown — not stated by the source
Optical driveidentical
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Networkidentical
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces1 differ
HDMI ports quantityDiffers	1	2
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Designidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® H81	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Placement supportedKnown for one	Vertical	Unknown — not stated by the source
Processor special features13 differ
Embedded options availableDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Stable Image Platform Program (SIPP)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	77487	80808
Thermal solution specificationDiffers	PCG 2013A	PCG 2013C
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Poweridentical
AC adapter powerKnown for one	120 W	Unknown — not stated by the source
AC adapter frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Weight & dimensions2 differ
Width (with stand)Differs	530.8 mm	470 mm
Height (with stand)Differs	435.7 mm	581 mm
Weight (with stand)Known for one	7.91 kg	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
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 features2 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Storage drive interfaceDiffers	Serial ATA III	Serial ATA

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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