Product comparison · 2 pcs/workstations

Dell 780 DT vs Lenovo ThinkCentre M90p + ThinkVision L2250p

86specifications compared
36differ
50identical
58known for one product only

Key differences

The Lenovo ThinkCentre M90p + ThinkVision L2250p has 2 more processor threads than the Dell 780 DT (4 vs 2). The Lenovo ThinkCentre M90p + ThinkVision L2250p has 0.04 GHz more processor frequency than the Dell 780 DT (3.2 GHz vs 3.16 GHz). The Dell 780 DT has 2 MB more processor cache than the Lenovo ThinkCentre M90p + ThinkVision L2250p (6 MB vs 4 MB). Only the Lenovo ThinkCentre M90p + ThinkVision L2250p has display included. Only the Lenovo ThinkCentre M90p + ThinkVision L2250p has Intel Dual Display Capable Technology.

Processor family
- 780 DT:Intel® Core™2 Duo
- ThinkCentre M90p + ThinkVision L2250p:Intel® Core™ i5
Processor model
- 780 DT:E8500
- ThinkCentre M90p + ThinkVision L2250p:i5-650
Processor threads
- 780 DT:2
- ThinkCentre M90p + ThinkVision L2250p:4
Processor frequency
- 780 DT:3.16 GHz
- ThinkCentre M90p + ThinkVision L2250p:3.2 GHz
Processor cache
- 780 DT:6 MB
- ThinkCentre M90p + ThinkVision L2250p:4 MB
Processor cache type
- 780 DT:L2
- ThinkCentre M90p + ThinkVision L2250p:Smart Cache
Bus type
- 780 DT:FSB
- ThinkCentre M90p + ThinkVision L2250p:DMI
Processor lithography
- 780 DT:45 nm
- ThinkCentre M90p + ThinkVision L2250p:32 nm

Side by side

Differences highlightedShow differences only

Comparison of 780 DT, ThinkCentre M90p + ThinkVision L2250p
144 specifications	A Dell 780 DT View product	B Lenovo ThinkCentre M90p + ThinkVision L2250p View product
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor modelDiffers	E8500	i5-650
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor frequencyDiffers	3.16 GHz	3.2 GHz
Processor cacheDiffers	6 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E8000 Series	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Wolfdale	Clarkdale
Thermal Design Power (TDP)Differs	65 W	73 W
TcaseDiffers	72.4 °C	72.6 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	410 M	382 M
Processing Die sizeDiffers	107 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	9.5	24
SteppingDiffers	C0	C2
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	16 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3 1066/1333
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
ECC supported by processor	No	No
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Processor system typeKnown for one	DP	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor core voltage (AC)Known for one	0.850/1.3625 V	Unknown — not stated by the source
Memoryidentical
Internal memory	4 GB	4 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)	2 x 2 GB	2 x 2 GB
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	320 GB	500 GB
Optical drive type	DVD-RW	DVD-RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	733 MHz
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Performanceidentical
Product type	PC	PC
Audio output channelsKnown for one	Unknown — not stated by the source	5.1 channels
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	9	8
DisplayPorts quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	255 W	280 W
Design1 differ
Chassis typeDiffers	Desktop	Tower
Product colour	Black	Black
External drive baysKnown for one	1x 3.5", 1x 5.25"	Unknown — not stated by the source
Internal drive baysKnown for one	1x 3.5"	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	55.9 cm (22")
Display resolutionKnown for one	Unknown — not stated by the source	1680 x 1050 pixels
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	170°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	160°
Processor special features9 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	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 TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	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)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	33911	43546
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	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
Processor codeKnown for one	SLAPK	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Weight & dimensions4 differ
WidthDiffers	110 mm	175 mm
DepthDiffers	400 mm	414 mm
HeightDiffers	350 mm	442 mm
WeightDiffers	8.26 kg	11 kg
Weight (imperial)Known for one	8.26 kg (18.2 lbs)	Unknown — not stated by the source
Packaging contentidentical
Remote control included	No	No
Mouse includedKnown for one	No	Unknown — not stated by the source
Keyboard includedKnown for one	No	Unknown — not stated by the source
Other featuresidentical
TV tuner integrated	No	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	2	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
CertificationKnown for one	EPEAT Gold, CECP, TCO 05, WEEE, CES, RoHS	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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