Product comparison · 2 pcs/workstations

Dell Vostro 430 vs Lenovo ThinkStation D20 (4155-79G), BE

86specifications compared
40differ
46identical
50known for one product only

Key differences

Processor family
- Vostro 430:Intel® Core™ i5
- ThinkStation D20 (4155-79G), BE:Intel® Xeon® 5000 Sequence
Processor model
- Vostro 430:i5-750
- ThinkStation D20 (4155-79G), BE:E5507
Processor frequency
- Vostro 430:2.66 GHz
- ThinkStation D20 (4155-79G), BE:2.26 GHz
Processor cache
- Vostro 430:8 MB
- ThinkStation D20 (4155-79G), BE:4 MB
Bus type
- Vostro 430:DMI
- ThinkStation D20 (4155-79G), BE:QPI
System bus rate
- Vostro 430:2.5 GT/s
- ThinkStation D20 (4155-79G), BE:4.8 GT/s
Processor codename
- Vostro 430:Lynnfield
- ThinkStation D20 (4155-79G), BE:Nehalem EP
Thermal Design Power (TDP)
- Vostro 430:95 W
- ThinkStation D20 (4155-79G), BE:80 W

Side by side

Differences highlightedShow differences only

Comparison of Vostro 430, ThinkStation D20 (4155-79G), BE
136 specifications	A Dell Vostro 430 View product	B Lenovo ThinkStation D20 (4155-79G), BE View product
Processor16 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Xeon® 5000 Sequence
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-750	E5507
Processor boost frequencyKnown for one	3.2 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.66 GHz	2.26 GHz
Processor cacheDiffers	8 MB	4 MB
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Bus typeDiffers	DMI	QPI
System bus rateDiffers	2.5 GT/s	4.8 GT/s
Processor seriesDiffers	Intel Core i5-700 Desktop Series	Intel Xeon 5500 Series
Processor codenameDiffers	Lynnfield	Nehalem EP
Thermal Design Power (TDP)Differs	95 W	80 W
TcaseDiffers	72.7 °C	76 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socketDiffers	LGA 1156 (Socket H)	Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one	774 M	Unknown — not stated by the source
Processing Die sizeKnown for one	296 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	20	Unknown — not stated by the source
PlatformKnown for one	PC	Unknown — not stated by the source
SteppingDiffers	B1	D0
Maximum internal memory supported by processorDiffers	16 GB	144 GB
Memory clock speeds supported by processorDiffers	1066,1333 MHz	800 MHz
Memory bandwidth supported by processor (max)Differs	21 GB/s	19.2 GB/s
ECC supported by processorDiffers	No	Yes
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory4 differ
Internal memoryDiffers	4 GB	3 GB
Maximum internal memoryDiffers	16 GB	96 GB
Memory layout (slots x size)Differs	2 x 2 GB	3 x 1 GB
Memory channelsDiffers	Dual-channel	Triple-channel
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Storage2 differ
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceDiffers	SATA	SATA II
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Card reader integratedDiffers	No	Yes
Floppy drive installedKnown for one	No	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Compatible memory cardsKnown for one	Unknown — not stated by the source	CF, MMC, SD, xD
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel HD	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	Intel® H57 Express	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces4 differ
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
Ethernet LAN (RJ-45) portsDiffers	1	2
Headphone outputsDiffers	2	1
Line-outKnown for one	Yes	Unknown — not stated by the source
DVI portKnown for one	Yes	Unknown — not stated by the source
PS/2 ports quantityDiffers	2	0
Firewire (IEEE 1394) portsDiffers	0	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
Power2 differ
Power supply typeKnown for one	AC	Unknown — not stated by the source
Power requirementsDiffers	100-240V/50-60Hz	100-240V; 50/60Hz
Power supplyDiffers	350 W	1060 W
Design1 differ
Chassis typeDiffers	Mini Tower	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Softwareidentical
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP Pro SP1a/SP2a 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista 32/64-bit Windows Vista Enterprise 32/64-bit Windows Vista Ultimate 32/64-bit
Processor special features6 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableDiffers	Yes	No
Intel Demand Based SwitchingDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	42915	37100
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLBKC
Weight & dimensions4 differ
WidthDiffers	170 mm	210 mm
DepthDiffers	442.8 mm	579 mm
HeightDiffers	370.4 mm	485 mm
WeightDiffers	10 kg	24.9 kg
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Drive baysKnown for one	3x 3.5", 2x 5.25"	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	ADI 1988 A
Keyboardidentical
Keyboard typeKnown for one	Unknown — not stated by the source	Preferred Pro USB

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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