Product comparison · 2 pcs/workstations

Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 vs Lenovo IdeaCentre K305 Intel® Pentium® 4 630

96specifications compared
51differ
45identical
50known for one product only

Key differences

The Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 has 3 more processor cores than the Lenovo IdeaCentre K305 Intel® Pentium® 4 630 (4 vs 1). The Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 has 6 more processor threads than the Lenovo IdeaCentre K305 Intel® Pentium® 4 630 (8 vs 2). The Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 has 0.06 GHz more processor frequency than the Lenovo IdeaCentre K305 Intel® Pentium® 4 630 (3.06 GHz vs 3 GHz). Only the Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 has ECC supported by processor. Only the Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 has card reader integrated.

Processor family
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:Intel® Xeon® 3000 Sequence
- IdeaCentre K305 Intel® Pentium® 4 630:Intel® Pentium® 4
Processor model
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:W3550
- IdeaCentre K305 Intel® Pentium® 4 630:630
Processor cores
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:4
- IdeaCentre K305 Intel® Pentium® 4 630:1
Processor threads
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:8
- IdeaCentre K305 Intel® Pentium® 4 630:2
Processor frequency
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:3.06 GHz
- IdeaCentre K305 Intel® Pentium® 4 630:3 GHz
Processor cache
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:8 MB
- IdeaCentre K305 Intel® Pentium® 4 630:2 MB
Processor cache type
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:Smart Cache
- IdeaCentre K305 Intel® Pentium® 4 630:L2
Bus type
- ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550:QPI
- IdeaCentre K305 Intel® Pentium® 4 630:FSB

Side by side

Differences highlightedShow differences only

Comparison of 4105-R9U, K305
146 specifications	A Lenovo ThinkStation 4105-R9U Intel® Xeon® 3000 Sequence W3550 Model 4105-R9U View product	B Lenovo IdeaCentre K305 Intel® Pentium® 4 630 Model K305 View product
Processor18 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Xeon® 3000 Sequence	Intel® Pentium® 4
Processor modelDiffers	W3550	630
Processor coresDiffers	4	1
Processor threadsDiffers	8	2
Processor boost frequencyKnown for one	3.33 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.06 GHz	3 GHz
Processor cacheDiffers	8 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Bus typeDiffers	QPI	FSB
FSB Parity	No	No
System bus rateKnown for one	4.8 GT/s	Unknown — not stated by the source
Processor lithographyDiffers	45 nm	90 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Xeon 3500 Series	Intel Pentium 4 600 Series supporting Hyper-Threading Technology
Processor codenameDiffers	Bloomfield	Prescott
Thermal Design Power (TDP)Differs	130 W	84 W
TcaseDiffers	67.9 °C	66.6 °C
Number of QPI linksKnown for one	1	Unknown — not stated by the source
Number of processors installed	1	1
Processor socketDiffers	Socket B (LGA 1366)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	731 M	169 M
Processing Die sizeDiffers	263 mm²	135 mm²
CPU multiplier (bus/core ratio)Differs	23	15
Processor core voltage (AC)Known for one	1.225 V	Unknown — not stated by the source
SteppingKnown for one	D0	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	24 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	800,1066 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	25.6 GB/s	Unknown — not stated by the source
ECC supported by processorDiffers	Yes	No
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
PlatformKnown for one	Unknown — not stated by the source	PC
Memory5 differ
Internal memoryDiffers	4 GB	6 GB
Maximum internal memoryDiffers	48 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 2 GB	3 x 2 GB
Memory slotsDiffers	6x DIMM	4x DIMM
Memory clock speedDiffers	1333 MHz	1066 MHz
ECCKnown for one	Yes	Unknown — not stated by the source
Memory channelsKnown for one	Triple-channel	Unknown — not stated by the source
Storage3 differ
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Number of HDDs installed	1	1
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceDiffers	SATA II	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
RAID supportKnown for one	Yes	Unknown — not stated by the source
RAID levelsDiffers	0, 1	0
Total storage capacityKnown for one	Unknown — not stated by the source	640 GB
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphicsidentical
Maximum graphics card memoryKnown for one	1.024 GB	Unknown — not stated by the source
Graphics cardKnown for one	Quadro 2000	Unknown — not stated by the source
Graphics card family	NVIDIA	NVIDIA
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® GeForce® GT 320
Performance2 differ
Product typeDiffers	Workstation	PC
Motherboard chipsetDiffers	Intel® X58 Express	AMD 760G
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Optical driveidentical
BD interface typeKnown for one	SATA	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Gigabit Ethernet (10/100/1000)	Fast Ethernet
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	10	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	2	1
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	0	1
PS/2 ports quantityDiffers	0	2
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Serial ports quantity	1	1
Parallel ports quantity	0	0
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Line-outKnown for one	Unknown — not stated by the source	Yes
DVI portKnown for one	Unknown — not stated by the source	No
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Expansion slots3 differ
Number of 3.5" baysDiffers	4	2
PCI Express x1 slotsDiffers	1	2
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsDiffers	2	1
PCI slots	1	1
Power1 differ
Power supplyDiffers	625 W	280 W
Design1 differ
Chassis type	Tower	Tower
Number of 5.25" bays	2	2
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Product colourDiffers	Black, Red, Silver	Black
Software2 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architectureDiffers	64-bit	32-bit
Trial softwareKnown for one	Unknown — not stated by the source	McAfee VirusScan Plus, Microsoft Ofﬁce 2007
Bundled softwareKnown for one	Unknown — not stated by the source	Lenovo OneKey Recovery Driver & Application Lenovo Power Dial Lenovo Healthcare Windows Live Essential Roxio BackOnTrack CyberLink Power2Go
Displayidentical
Display included	No	No
Processor special features8 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesDiffers	Yes	No
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingDiffers	Yes	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	Yes	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
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	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	39720	27478
Processor package sizeDiffers	42.5 x 45.0 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost TechnologyDiffers	1.0	No
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	HD	HD
Weight & dimensions3 differ
WidthDiffers	175 mm	180 mm
DepthDiffers	483 mm	440 mm
HeightDiffers	478 mm	390 mm
WeightKnown for one	Unknown — not stated by the source	11.2 kg
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard includedKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
CertificationKnown for one	RoHS, EPEAT, Energy Star	Unknown — not stated by the source
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u
Keyboardidentical
Keyboard number of keysKnown for one	Unknown — not stated by the source	104

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.

More pcs/workstations comparisons

All pcs/workstations comparisons