Product comparison · 2 pcs/workstations

Dell OptiPlex 990 vs Lenovo ThinkCentre M90i Intel® Core™ i5 i5-650

120specifications compared
47differ
73identical
35known for one product only

Key differences

The Dell OptiPlex 990 has 2 more processor cores than the Lenovo ThinkCentre M90i Intel® Core™ i5 i5-650 (4 vs 2). The Dell OptiPlex 990 has 4 more processor threads than the Lenovo ThinkCentre M90i Intel® Core™ i5 i5-650 (8 vs 4). The Dell OptiPlex 990 has 0.34 GHz more processor boost frequency than the Lenovo ThinkCentre M90i Intel® Core™ i5 i5-650 (3.8 GHz vs 3.46 GHz). Only the Dell OptiPlex 990 has card reader integrated. Only the Dell OptiPlex 990 has embedded options available.

Processor family
- OptiPlex 990:Intel® Core™ i7
- ThinkCentre M90i Intel® Core™ i5 i5-650:Intel® Core™ i5
Processor generation
- OptiPlex 990:2nd gen Intel® Core™ i7
- ThinkCentre M90i Intel® Core™ i5 i5-650:Intel® Core™ i5
Processor model
- OptiPlex 990:i7-2600
- ThinkCentre M90i Intel® Core™ i5 i5-650:i5-650
Processor cores
- OptiPlex 990:4
- ThinkCentre M90i Intel® Core™ i5 i5-650:2
Processor threads
- OptiPlex 990:8
- ThinkCentre M90i Intel® Core™ i5 i5-650:4
Processor boost frequency
- OptiPlex 990:3.8 GHz
- ThinkCentre M90i Intel® Core™ i5 i5-650:3.46 GHz
Processor frequency
- OptiPlex 990:3.4 GHz
- ThinkCentre M90i Intel® Core™ i5 i5-650:3.2 GHz
Processor cache
- OptiPlex 990:8 MB
- ThinkCentre M90i Intel® Core™ i5 i5-650:4 MB

Side by side

Differences highlightedShow differences only

Comparison of OptiPlex 990, M90i
155 specifications	A Dell OptiPlex 990 View product	B Lenovo ThinkCentre M90i Intel® Core™ i5 i5-650 Model M90i View product
Processor17 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i7	Intel® Core™ i5
Processor modelDiffers	i7-2600	i5-650
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.8 GHz	3.46 GHz
Processor frequencyDiffers	3.4 GHz	3.2 GHz
Processor cacheDiffers	8 MB	4 MB
System bus rateDiffers	5 GT/s	2.5 GT/s
Processor seriesDiffers	Intel Core i7-2600 Desktop Series	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Sandy Bridge	Clarkdale
Thermal Design Power (TDP)Differs	95 W	73 W
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1156 (Socket H)
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	382 M
Processing Die sizeKnown for one	Unknown — not stated by the source	81 mm²
CPU multiplier (bus/core ratio)Differs	34	24
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
PlatformKnown for one	Unknown — not stated by the source	PC
SteppingDiffers	D2	C2
Maximum internal memory supported by processorDiffers	32 GB	16 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3 1066/1333
Memory clock speeds supported by processorKnown for one	1066,1333 MHz	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	4 GB	3 GB
Maximum internal memoryDiffers	16 GB	8 GB
Memory layout (slots x size)Differs	2 x 2 GB	1 x 1 + 1 x 2 GB
Storage2 differ
HDD interfaceDiffers	SATA, SATA II	SATA
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Card reader integratedDiffers	Yes	No
Floppy drive installedKnown for one	Unknown — not stated by the source	No
RAID levelsKnown for one	Unknown — not stated by the source	0, 1
Graphics2 differ
On-board graphics card modelDiffers	Intel® HD Graphics 2000	Intel® HD Graphics
On-board graphics card base frequencyDiffers	850 MHz	733 MHz
On-board graphics card dynamic frequency (max)Known for one	1350 MHz	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x102	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® Q67 Express	Intel® Q57
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Networkidentical
Wi-FiKnown for one	Unknown — not stated by the source	No
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	11	8
Headphone outputsDiffers	2	1
PS/2 ports quantityDiffers	2	0
Expansion slots2 differ
Number of 3.5" baysDiffers	1	2
PCI Express x16 slotsDiffers	2	1
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Power supplyDiffers	250 W	240 W
Design1 differ
Chassis typeDiffers	Desktop	SFF
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
External drive baysKnown for one	Unknown — not stated by the source	1 x 5.25", 1 x 3.5"
Internal drive baysKnown for one	Unknown — not stated by the source	1 x 3.5"
Software1 differ
Operating system architectureDiffers	64-bit	32-bit
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Processor special features10 differ
Embedded options availableDiffers	Yes	No
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	52213	43546
Supported instruction setsDiffers	AVX	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	1.0
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Processor codeKnown for one	SR00B	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD
Weight & dimensions3 differ
WidthDiffers	102 mm	317 mm
DepthDiffers	410 mm	355 mm
HeightDiffers	360 mm	99 mm
WeightKnown for one	7.56 kg	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	CECP, TCO 05, WEEE	Unknown — not stated by the source
Other features1 differ
Security featuresDiffers	TPM	TPM 1.2
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Packaging contentidentical
Mouse includedKnown for one	No	Unknown — not stated by the source
Keyboard includedKnown for one	No	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	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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