Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M90 + ThinkVision L2251p vs Lenovo ThinkCentre M90p + ThinkVision L2440p

113specifications compared
20differ
93identical
5known for one product only

Key differences

Processor family
- ThinkCentre M90 + ThinkVision L2251p:Intel® Core™ i3
- ThinkCentre M90p + ThinkVision L2440p:Intel® Core™ i5
Processor generation
- ThinkCentre M90 + ThinkVision L2251p:Intel® Core™ i3
- ThinkCentre M90p + ThinkVision L2440p:Intel® Core™ i5
Processor model
- ThinkCentre M90 + ThinkVision L2251p:i3-530
- ThinkCentre M90p + ThinkVision L2440p:i5-650
Processor frequency
- ThinkCentre M90 + ThinkVision L2251p:2.93 GHz
- ThinkCentre M90p + ThinkVision L2440p:3.2 GHz
CPU multiplier (bus/core ratio)
- ThinkCentre M90 + ThinkVision L2251p:22
- ThinkCentre M90p + ThinkVision L2440p:24
Internal memory
- ThinkCentre M90 + ThinkVision L2251p:2 GB
- ThinkCentre M90p + ThinkVision L2440p:4 GB
Total storage capacity
- ThinkCentre M90 + ThinkVision L2251p:320 GB
- ThinkCentre M90p + ThinkVision L2440p:500 GB
Optical drive type
- ThinkCentre M90 + ThinkVision L2251p:DVD-RW
- ThinkCentre M90p + ThinkVision L2440p:DVD±RW

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M90 + ThinkVision L2251p, ThinkCentre M90p + ThinkVision L2440p
118 specifications	A Lenovo ThinkCentre M90 + ThinkVision L2251p View product	B Lenovo ThinkCentre M90p + ThinkVision L2440p View product
Processor6 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor modelDiffers	i3-530	i5-650
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor frequencyDiffers	2.93 GHz	3.2 GHz
Processor cache	4 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	2.5 GT/s	2.5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-500 Desktop Series	Intel Core i5-600 Desktop Series
Processor codename	Clarkdale	Clarkdale
Thermal Design Power (TDP)	73 W	73 W
Tcase	72.6 °C	72.6 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8	1x16, 2x8
PCI Express slots version	2.0	2.0
Processor socket	LGA 1156 (Socket H)	LGA 1156 (Socket H)
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	22	24
Stepping	C2	C2
Maximum internal memory supported by processor	16 GB	16 GB
Memory types supported by processor	DDR3 1066/1333	DDR3 1066/1333
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Storage2 differ
Total storage capacityDiffers	320 GB	500 GB
Optical drive typeDiffers	DVD-RW	DVD±RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel HD
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequency	733 MHz	733 MHz
Graphics card family	Intel	Intel
Performanceidentical
Product type	PC	PC
Audio output channels	5.1 channels	5.1 channels
Networkidentical
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portDiffers	No	Yes
PS/2 ports quantity	2	2
Serial ports quantityKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supply	280 W	280 W
Designidentical
Chassis type	Tower	Tower
Product colour	Black	Black
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Display3 differ
Display included	Yes	Yes
Display diagonalDiffers	55.9 cm (22")	61 cm (24")
Display resolutionDiffers	1680 x 1050 pixels	1920 x 1200 pixels
Contrast ratio (typical)	1000:1	1000:1
Display brightnessDiffers	250 cd/m²	300 cd/m²
Viewing angle, horizontal	170°	170°
Viewing angle, vertical	160°	160°
Processor special features5 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 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	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
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)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® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)	36 bit	36 bit
Processor ARK IDDiffers	46472	43546
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Weight & dimensions2 differ
Width	175 mm	175 mm
DepthDiffers	442 mm	414 mm
HeightDiffers	414 mm	442 mm
WeightKnown for one	Unknown — not stated by the source	11 kg
Packaging contentidentical
Remote control included	No	No
Other featuresidentical
TV tuner integrated	No	No
Intel segment tagging	Enterprise, Professional	Enterprise, Professional

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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