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

Lenovo IdeaCentre A540 Intel® Core™ i5 i5-4258U vs Lenovo IdeaCentre N300 Intel® Celeron® J1900

115specifications compared
66differ
49identical
50known for one product only

Key differences

Display diagonal
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:60.5 cm (23.8")
- IdeaCentre N300 Intel® Celeron® J1900:49.5 cm (19.5")
Display resolution
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:1920 x 1080 pixels
- IdeaCentre N300 Intel® Celeron® J1900:1600 x 900 pixels
HD type
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:Full HD
- IdeaCentre N300 Intel® Celeron® J1900:HD+
Full HD
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:Yes
- IdeaCentre N300 Intel® Celeron® J1900:No
Processor family
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:Intel® Core™ i5
- IdeaCentre N300 Intel® Celeron® J1900:Intel® Celeron®
Processor model
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:i5-4258U
- IdeaCentre N300 Intel® Celeron® J1900:J1900
Processor cores
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:2
- IdeaCentre N300 Intel® Celeron® J1900:4
Processor boost frequency
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:2.9 GHz
- IdeaCentre N300 Intel® Celeron® J1900:2.42 GHz

Side by side

Differences highlightedShow differences only

Comparison of A540, N300
165 specifications	A Lenovo IdeaCentre A540 Intel® Core™ i5 i5-4258U Model A540 View product	B Lenovo IdeaCentre N300 Intel® Celeron® J1900 Model N300 View product
Display4 differ
Display diagonalDiffers	60.5 cm (23.8")	49.5 cm (19.5")
Display resolutionDiffers	1920 x 1080 pixels	1600 x 900 pixels
Touchscreen	Yes	Yes
HD typeDiffers	Full HD	HD+
Full HDDiffers	Yes	No
LED backlight	Yes	Yes
Touch technology	Multi-touch	Multi-touch
Native aspect ratio	16:9	16:9
Panel typeKnown for one	IPS	Unknown — not stated by the source
Processor20 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Celeron®
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-4258U	J1900
Processor coresDiffers	2	4
Processor threads	4	4
Processor boost frequencyDiffers	2.9 GHz	2.42 GHz
Processor frequencyDiffers	2.4 GHz	2 GHz
Processor cacheDiffers	3 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1168	BGA 1170
64-bit computing	Yes	Yes
Thermal Design Power (TDP)Differs	28 W	10 W
Bus typeKnown for one	DMI2	Unknown — not stated by the source
FSB Parity	No	No
Maximum number of PCI Express lanesDiffers	12	4
PCI Express configurationsDiffers	1x4, 2x4	1x4
PCI Express slots version	2.0	2.0
Processor codeDiffers	SR18A	SR1SC
Processor codenameDiffers	Haswell	Bay Trail
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Celeron Processor J1000 series for Desktop
SteppingDiffers	C0	B3
TjunctionDiffers	100 °C	105 °C
Conflict-Free processor	Yes	Yes
Maximum internal memory supported by processorDiffers	16 GB	8 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory clock speeds supported by processorDiffers	1333,1666 MHz	1333 MHz
Memory bandwidth supported by processor (max)Known for one	25.6 GB/s	Unknown — not stated by the source
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	8 GB	2 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Memory slots typeKnown for one	SO-DIMM	Unknown — not stated by the source
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	1 TB	500 GB
Storage mediaDiffers	Hybrid-HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	500 GB
HDD speed	5400 RPM	5400 RPM
Hybrid-HDD cache typeKnown for one	SSD	Unknown — not stated by the source
Hybrid-HDD cache memoryKnown for one	8 GB	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD-RW
Card reader integrated	Yes	Yes
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Graphics5 differ
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 840M	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card	Yes	Yes
On-board graphics card familyDiffers	Intel® Iris™ Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® Iris™ Graphics 5100	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
Number of displays supported (on-board graphics)Differs	3	2
On-board graphics card base frequencyDiffers	200 MHz	688 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	854 MHz
On-board graphics card DirectX versionKnown for one	11.1	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA2E	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
Speakers manufacturerKnown for one	JBL	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Audio systemKnown for one	Dolby Home Theater	Unknown — not stated by the source
Cameraidentical
Built-in camera	Yes	Yes
Total megapixelsKnown for one	Unknown — not stated by the source	1 MP
Camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
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
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces2 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantityDiffers	0	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	4	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
HDMI ports quantityDiffers	1	0
VGA (D-Sub) ports quantity	0	0
Combo headphone/mic port	Yes	Yes
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Docking connector	No	No
S/PDIF out port	No	No
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Headphone outputsKnown for one	Unknown — not stated by the source	0
Microphone inKnown for one	Unknown — not stated by the source	No
Design1 differ
Product colourDiffers	Silver	White
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Product type	All-in-One PC	All-in-One PC
BIOS passwordKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Android 4.2
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features20 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Yes	Unknown — not stated by the source
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 StateDiffers	Yes	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology versionDiffers	1.00	0.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
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)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
Processor ARK IDDiffers	75990	78867
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 X 27 mm
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	0.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Weight & dimensions4 differ
Width (with stand)Differs	720 mm	489 mm
Depth (with stand)Differs	190 mm	33 mm
Height (with stand)Differs	495 mm	323 mm
Weight (with stand)Differs	11.2 kg	4.6 kg
Packaging content2 differ
Mouse includedDiffers	Yes	No
Keyboard includedDiffers	Yes	No
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
3D	No	No
Autonomy modeDiffers	No	Yes
Near Field Communication (NFC)Known for one	Yes	Unknown — not stated by the source
SmartCard slot	No	No
Battery lifeKnown for one	Unknown — not stated by the source	3 h
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Storage drive interfaceKnown for one	Unknown — not stated by the source	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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