Product comparison · 2 pcs/workstations

Dell OP780MT-X311 PC Intel® Core™2 Quad vs Lenovo ThinkStation S20 (4105-E3G), DE

38specifications compared
21differ
17identical
101known for one product only

Key differences

Processor family
- OP780MT-X311 PC Intel® Core™2 Quad:Intel® Core™2 Quad
- ThinkStation S20 (4105-E3G), DE:Intel® Xeon® 3000 Sequence
Processor frequency
- OP780MT-X311 PC Intel® Core™2 Quad:2.83 GHz
- ThinkStation S20 (4105-E3G), DE:2.8 GHz
Processor cache
- OP780MT-X311 PC Intel® Core™2 Quad:12 MB
- ThinkStation S20 (4105-E3G), DE:8 MB
Processor cache type
- OP780MT-X311 PC Intel® Core™2 Quad:L2
- ThinkStation S20 (4105-E3G), DE:Smart Cache
Internal memory
- OP780MT-X311 PC Intel® Core™2 Quad:4 GB
- ThinkStation S20 (4105-E3G), DE:3 GB
Maximum internal memory
- OP780MT-X311 PC Intel® Core™2 Quad:8 GB
- ThinkStation S20 (4105-E3G), DE:12 GB
Memory layout (slots x size)
- OP780MT-X311 PC Intel® Core™2 Quad:2 x 2 GB
- ThinkStation S20 (4105-E3G), DE:3 x 1 GB
Optical drive type
- OP780MT-X311 PC Intel® Core™2 Quad:DVD-RW
- ThinkStation S20 (4105-E3G), DE:DVD-ROM

Side by side

Differences highlightedShow differences only

Comparison of OP780MT-X311, ThinkStation S20 (4105-E3G), DE
139 specifications	A Dell OP780MT-X311 PC Intel® Core™2 Quad Model OP780MT-X311 View product	B Lenovo ThinkStation S20 (4105-E3G), DE View product
Processor4 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Quad	Intel® Xeon® 3000 Sequence
Processor modelKnown for one	Unknown — not stated by the source	W3530
Processor cores	4	4
Processor threadsKnown for one	Unknown — not stated by the source	8
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.06 GHz
Processor frequencyDiffers	2.83 GHz	2.8 GHz
Processor cacheDiffers	12 MB	8 MB
Processor cache typeDiffers	L2	Smart Cache
Bus typeKnown for one	Unknown — not stated by the source	QPI
FSB ParityKnown for one	Unknown — not stated by the source	No
System bus rateKnown for one	Unknown — not stated by the source	4.8 GT/s
Processor lithographyKnown for one	Unknown — not stated by the source	45 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Xeon 3500 Series
Processor codenameKnown for one	Unknown — not stated by the source	Bloomfield
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	130 W
TcaseKnown for one	Unknown — not stated by the source	67.9 °C
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Number of processors installed	1	1
Processor socketKnown for one	Unknown — not stated by the source	Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	731 M
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	21
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.55 V
SteppingKnown for one	Unknown — not stated by the source	D0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	24 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	25.6 GB/s
ECC supported by processorKnown for one	Unknown — not stated by the source	Yes
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
PlatformKnown for one	PC	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	4 GB	3 GB
Maximum internal memoryDiffers	8 GB	12 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 2 GB	3 x 1 GB
Memory clock speed	1066 MHz	1066 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Storage3 differ
Optical drive typeDiffers	DVD-RW	DVD-ROM
HDD capacityKnown for one	Unknown — not stated by the source	250 GB
HDD interfaceDiffers	SATA II	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	CF, MMC, SD, xD
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Floppy drive installedKnown for one	No	Unknown — not stated by the source
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.5 GB
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® GMA X4500	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	9	10
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	0
PS/2 ports quantity	0	0
Firewire (IEEE 1394) portsDiffers	0	2
eSATA ports quantity	1	1
Serial ports quantity	1	1
Parallel ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	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
DVI portKnown for one	No	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x16 slots	1	1
PCI slots	2	2
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power requirementsKnown for one	Unknown — not stated by the source	100-240V; 50/60Hz
Power supplyDiffers	255 W	625 W
Design1 differ
Chassis typeDiffers	Mini Tower	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
External drive baysKnown for one	2x 5.25" 1x 3.5"	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
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 SP1/SP2 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
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDKnown for one	Unknown — not stated by the source	41313
Processor codeKnown for one	Unknown — not stated by the source	SLBKR
Processor package sizeKnown for one	Unknown — not stated by the source	42.5 x 45.0 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	ADI 1988 A
Weight & dimensions4 differ
WidthDiffers	187 mm	175 mm
DepthDiffers	433 mm	460 mm
HeightDiffers	408 mm	478 mm
WeightDiffers	11.7 kg	16.3 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Keyboardidentical
Keyboard typeKnown for one	Unknown — not stated by the source	Preferred Pro USB
Networkidentical
Ethernet LANKnown for one	Yes	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
Packaging dataidentical
Package dimensions (WxDxH)Known for one	565.2 x 362 x 568.2 mm	Unknown — not stated by the source
Package weightKnown for one	19.7 kg	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
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Drive baysKnown for one	4	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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