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")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenKnown for one	No	Unknown — not stated by the source
HD type	Full HD	Full HD
Full HD	Yes	Yes
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
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 manufacturer	Intel	Intel
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
Processor cache type	Smart Cache	Smart Cache
Processor socket	LGA 1150 (Socket H3)	LGA 1150 (Socket H3)
System bus rate	5 GT/s	5 GT/s
64-bit computing	Yes	Yes
Thermal Design Power (TDP)Differs	35 W	65 W
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
Maximum number of PCI Express lanes	16	16
Number of QPI links	0	0
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Processor codeDiffers	SR1PG	SR1QM
Processor codename	Haswell	Haswell
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i3-4100 Desktop series	Intel Core i7-4700 Desktop series
Stepping	C0	C0
TcaseDiffers	66.4 °C	71.35 °C
Conflict-Free processor	Yes	Yes
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processorDiffers	DDR3-SDRAM, DDR3L-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1333,1600 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
Memory channels supported by processor	Dual	Dual
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
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Maximum internal memory	16 GB	16 GB
Memory slots	2	2
Memory slots type	SO-DIMM	SO-DIMM
Memory clock speed	1600 MHz	1600 MHz
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
Total storage capacity	1 TB	1 TB
Storage media	HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD speed	7200 RPM	7200 RPM
HDD interfaceDiffers	SATA III	SATA
Optical drive type	DVD±RW	DVD±RW
Card reader integrated	Yes	Yes
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	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
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
Number of displays supported (on-board graphics)	3	3
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 DirectX version	11.1	11.1
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
Built-in speaker(s)	Yes	Yes
RMS rated powerKnown for one	6 W	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Audio systemDiffers	Dolby Advanced Audio	Dolby Home Theater
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Cameraidentical
Built-in camera	Yes	Yes
Total megapixelsKnown for one	2 MP	Unknown — not stated by the source
Camera resolution	1920 x 1080 pixels	1920 x 1080 pixels
Optical driveidentical
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Networkidentical
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 ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Thunderbolt ports quantity	0	0
HDMI ports quantityDiffers	1	2
VGA (D-Sub) ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Product type	All-in-One PC	All-in-One PC
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
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Operating system architecture	64-bit	64-bit
Processor special features13 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
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	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Smart Connect Technology	No	No
Intel Stable Image Platform Program (SIPP)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution TechnologyDiffers	No	Yes
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	No	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	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)Differs	No	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK IDDiffers	77487	80808
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	1S
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
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
Depth (with stand)	205 mm	205 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
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
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
Autonomy mode	No	No
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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