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

Lenovo IdeaCentre A540 Intel® Core™ i5 i5-4258U vs Lenovo Horizon 2

120specifications compared
28differ
92identical
32known for one product only

Key differences

Display diagonal
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:60.5 cm (23.8")
- Horizon 2:68.6 cm (27")
Full HD
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:Yes
- Horizon 2:No
Processor model
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:i5-4258U
- Horizon 2:i5-4210U
Processor boost frequency
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:2.9 GHz
- Horizon 2:2.7 GHz
Processor frequency
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:2.4 GHz
- Horizon 2:1.7 GHz
Thermal Design Power (TDP)
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:28 W
- Horizon 2:15 W
PCI Express configurations
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:1x4, 2x4
- Horizon 2:4x1, 2x4
Processor code
- IdeaCentre A540 Intel® Core™ i5 i5-4258U:SR18A
- Horizon 2:SR1EF

Side by side

Differences highlightedShow differences only

Comparison of A540, Horizon 2
152 specifications	A Lenovo IdeaCentre A540 Intel® Core™ i5 i5-4258U Model A540 View product	B Lenovo Horizon 2 View product
Display2 differ
Display diagonalDiffers	60.5 cm (23.8")	68.6 cm (27")
Display resolutionKnown for one	1920 x 1080 pixels	Unknown — not stated by the source
HD typeKnown for one	Full HD	Unknown — not stated by the source
Full HDDiffers	Yes	No
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Panel typeKnown for one	IPS	Unknown — not stated by the source
Processor9 differ
Processor modelDiffers	i5-4258U	i5-4210U
Processor boost frequencyDiffers	2.9 GHz	2.7 GHz
Processor frequencyDiffers	2.4 GHz	1.7 GHz
Thermal Design Power (TDP)Differs	28 W	15 W
PCI Express configurationsDiffers	1x4, 2x4	4x1, 2x4
Processor codeDiffers	SR18A	SR1EF
SteppingDiffers	C0	D0
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3L-SDRAM, LPDDR3-SDRAM
Memory clock speeds supported by processorDiffers	1333,1666 MHz	1333,1600 MHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memoryidentical
Internal memory typeKnown for one	DDR3L-SDRAM	Unknown — not stated by the source
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
Storageidentical
Storage mediaKnown for one	Hybrid-HDD	Unknown — not stated by the source
Number of storage drives installedKnown for one	1	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
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
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 familyDiffers	Intel® Iris™ Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® Iris™ Graphics 5100	Intel® HD Graphics 4400
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card DirectX versionDiffers	11.1	12
On-board graphics card IDDiffers	0xA2E	0xA16
Audioidentical
Speakers manufacturerKnown for one	JBL	Unknown — not stated by the source
Network2 differ
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ethernet LANDiffers	Yes	No
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	3
Docking connectorKnown for one	No	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Designidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Placement supportedKnown for one	Unknown — not stated by the source	Horizontal/Vertical
Processor special features3 differ
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Processor ARK IDDiffers	75990	81016
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
UARTKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
Width (with stand)Differs	720 mm	669 mm
Depth (with stand)Differs	190 mm	19.5 mm
Height (with stand)Differs	495 mm	407.9 mm
Weight (with stand)Differs	11.2 kg	7 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 featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Autonomy modeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source

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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