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

Lenovo C540 Touch vs Lenovo ThinkCentre M93z

103specifications compared
44differ
59identical
68known for one product only

Key differences

Processor family
- C540 Touch:Intel® Core™ i3
- ThinkCentre M93z:Intel® Core™ i5
Processor generation
- C540 Touch:3rd gen Intel® Core™ i3
- ThinkCentre M93z:4th gen Intel® Core™ i5
Processor model
- C540 Touch:i3-3240
- ThinkCentre M93z:i5-4570
Processor cores
- C540 Touch:2
- ThinkCentre M93z:4
Processor frequency
- C540 Touch:3.4 GHz
- ThinkCentre M93z:3.2 GHz
Processor cache
- C540 Touch:3 MB
- ThinkCentre M93z:6 MB
Processor socket
- C540 Touch:LGA 1155 (Socket H2)
- ThinkCentre M93z:LGA 1150 (Socket H3)
Thermal Design Power (TDP)
- C540 Touch:55 W
- ThinkCentre M93z:84 W

Side by side

Differences highlightedShow differences only

Comparison of C540 Touch, ThinkCentre M93z
171 specifications	A Lenovo C540 Touch View product	B Lenovo ThinkCentre M93z View product
Processor16 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i3	4th gen Intel® Core™ i5
Processor modelDiffers	i3-3240	i5-4570
Processor coresDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.6 GHz
Processor frequencyDiffers	3.4 GHz	3.2 GHz
Processor cacheDiffers	3 MB	6 MB
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1150 (Socket H3)
Thermal Design Power (TDP)Differs	55 W	84 W
Bus typeDiffers	DMI	DMI2
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
Number of QPI linksKnown for one	Unknown — not stated by the source	0
PCI Express configurationsDiffers	1x16, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
Processor codeKnown for one	Unknown — not stated by the source	SR14E
Processor codenameDiffers	Ivy Bridge	Haswell
Processor lithographyDiffers	22 nm	28 nm
Processor seriesDiffers	Intel Core i3-3200 Desktop Series	Intel Core i5-4500 Desktop Series
SteppingKnown for one	Unknown — not stated by the source	C0
TcaseDiffers	65.3 °C	72.72 °C
ECC supported by processorDiffers	Yes	No
64-bit computingKnown for one	Yes	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	34	Unknown — not stated by the source
Memory1 differ
Maximum internal memoryDiffers	8 GB	16 GB
Memory slots typeKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsKnown for one	2	Unknown — not stated by the source
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	500 GB
Optical drive typeDiffers	DVD±RW	DVD-RW
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, SDHC, SDXC	Unknown — not stated by the source
Graphics4 differ
On-board graphics card modelDiffers	Intel® HD Graphics 2500	Intel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1050 MHz	1150 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.1
On-board graphics card IDDiffers	0x152	0x412
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 615M	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Audioidentical
RMS rated powerKnown for one	Unknown — not stated by the source	6 W
Audio systemKnown for one	Unknown — not stated by the source	HD
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
Optical drive interfaceKnown for one	Unknown — not stated by the source	SATA
Network1 differ
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	6
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsDiffers	0	1
Microphone inDiffers	No	Yes
Mini PCI Express slotsKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Designidentical
Wall mountableKnown for one	Unknown — not stated by the source	Yes
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® H61 Express	Intel® Q87
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8	Windows 8 Pro
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 7 Professional
Bundled softwareKnown for one	Unknown — not stated by the source	Accuweather Cyberlink PowerDVD Cyberlink Create Desktop Power Manager Evernote Intel Small Business Advantage Lenovo Companion Lenovo Cloud Shield by SugarSync Lenovo Quick Launch Lenovo Support Lenovo Solution Center Nitro Pro 7 Norton Internet Security 2013 Password Manager PC Device Stage Skype S
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features13 differ
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Secure Key Technology versionDiffers	0.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Secure KeyDiffers	No	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	65690	75043
ScalabilityKnown for one	Unknown — not stated by the source	1S
Supported instruction setsDiffers	AVX, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal solution specificationDiffers	PCG 2011C	PCG 2013D
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 90%
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	GS, CB, CCC, NOM, SABS, EU, UL/cUL, TCO, WEEE, TUV, FCC, VCCI, C-tick, KC, MIC
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR
Packaging contentidentical
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Number of 3.5" baysKnown for one	Unknown — not stated by the source	1
Number of 5.25" baysKnown for one	Unknown — not stated by the source	1
Storage drive interfaceDiffers	Serial ATA	Serial ATA III
Cameraidentical
Built-in cameraKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
Width (with stand)Known for one	566 mm	Unknown — not stated by the source
Depth (with stand)Known for one	197 mm	Unknown — not stated by the source
Height (with stand)Known for one	427 mm	Unknown — not stated by the source
Weight (with stand)Known for one	7.2 kg	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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