Product comparison · 2 pcs/workstations

HP Compaq dx2355 vs Lenovo ThinkStation S20 (410562G), UK

87specifications compared
53differ
34identical
61known for one product only

Key differences

Processor family
- Compaq dx2355:Intel® Celeron®
- ThinkStation S20 (410562G), UK:Intel® Xeon® 3000 Sequence
Processor model
- Compaq dx2355:810
- ThinkStation S20 (410562G), UK:W3520
Processor cores
- Compaq dx2355:2
- ThinkStation S20 (410562G), UK:4
Processor threads
- Compaq dx2355:2
- ThinkStation S20 (410562G), UK:8
Processor frequency
- Compaq dx2355:1.6 GHz
- ThinkStation S20 (410562G), UK:2.66 GHz
Processor cache
- Compaq dx2355:2 MB
- ThinkStation S20 (410562G), UK:8 MB
Processor lithography
- Compaq dx2355:32 nm
- ThinkStation S20 (410562G), UK:45 nm
Processor codename
- Compaq dx2355:Sandy Bridge
- ThinkStation S20 (410562G), UK:Bloomfield

Side by side

Differences highlightedShow differences only

Comparison of Compaq dx2355, ThinkStation S20 (410562G), UK
148 specifications	A HP Compaq dx2355 View product	B Lenovo ThinkStation S20 (410562G), UK View product
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Xeon® 3000 Sequence
Processor modelDiffers	810	W3520
Processor coresDiffers	2	4
Processor threadsDiffers	2	8
Processor frequencyDiffers	1.6 GHz	2.66 GHz
Processor cacheDiffers	2 MB	8 MB
Processor cache type	Smart Cache	Smart Cache
FSB Parity	No	No
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor B800 Series for Mobile	Intel Xeon 3500 Series
Processor codenameDiffers	Sandy Bridge	Bloomfield
Thermal Design Power (TDP)Differs	35 W	130 W
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor socketDiffers	PGA988	Socket B (LGA 1366)
CPU multiplier (bus/core ratio)Differs	16	20
SteppingDiffers	Q0	D0
Maximum internal memory supported by processorDiffers	16 GB	24 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066,1333 MHz	800,1066 MHz
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	25.6 GB/s
ECC supported by processorDiffers	No	Yes
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.93 GHz
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Bus typeKnown for one	Unknown — not stated by the source	QPI
System bus rateKnown for one	Unknown — not stated by the source	4.80 GT/s
Processor system typeKnown for one	Unknown — not stated by the source	Up
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 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
Processor core voltage (AC)Known for one	Unknown — not stated by the source	0.800 - 1.225 V
Memory4 differ
Internal memoryDiffers	4 GB	6 GB
Maximum internal memoryDiffers	4 GB	12 GB
Internal memory typeKnown for one	DDR2-SDRAM	Unknown — not stated by the source
Memory layout (slots x size)Differs	2 x 2 GB	3 x 2 GB
Memory clock speedKnown for one	800 MHz	Unknown — not stated by the source
Memory channelsDiffers	Dual-channel	Triple-channel
Storage3 differ
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	DVD-RW
HDD interfaceDiffers	SATA II	SATA
HDD speed	7200 RPM	7200 RPM
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	AMD Radeon HD 2400 XT	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	0.256 GB	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	650 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	950 MHz	Unknown — not stated by the source
Graphics cardKnown for one	Unknown — not stated by the source	Quadro FX 1800
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	NVIDIA nForce 430	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
CD read speedKnown for one	Unknown — not stated by the source	40x
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Networking featuresKnown for one	NVIDIA MAC, Realtek RTL8211B Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	6	10
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	0	1
Line-outKnown for one	Yes	Unknown — not stated by the source
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	0
DVI portKnown for one	No	Unknown — not stated by the source
PS/2 ports quantityDiffers	2	0
Firewire (IEEE 1394) portsDiffers	0	2
Serial ports quantity	1	1
Parallel ports quantityDiffers	1	0
Audio inputKnown for one	1	Unknown — not stated by the source
Line-inKnown for one	Unknown — not stated by the source	Yes
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
PCI Express x16 slots	1	1
PCI slots	2	2
Poweridentical
Power supply input voltageKnown for one	90 - 264 / 100 - 240 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	47 - 63 Hz	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	100-240V; 50/60Hz
Power supplyKnown for one	Unknown — not stated by the source	625 W
Design1 differ
Chassis typeDiffers	Micro Tower	Tower
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
External drive baysKnown for one	2 x 5.25", 1 x 3.5"	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Windows Vista Business	Unknown — not stated by the source
Optional operating system suppliedKnown for one	Windows XP Professional	Unknown — not stated by the source
Bundled softwareKnown for one	2007 Microsoft Office Ready PC, McAfee Total Protection - Small Business	Unknown — not stated by the source
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
Displayidentical
Display included	No	No
Processor special features15 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
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)	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® Smart Cache	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	55657	39718
Processor codeDiffers	SSSR088	SLBEW
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45.0 mm
Supported instruction setsDiffers	SSE4.x	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 processorDiffers	Yes	No
Integrated 4G WiMAXKnown for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Audio1 differ
Audio system direct 3D soundKnown for one	Yes	Unknown — not stated by the source
Audio systemDiffers	Realtek ALC888S	ADI 1988 A
Weight & dimensions4 differ
WidthDiffers	185 mm	175 mm
DepthDiffers	416 mm	460 mm
HeightDiffers	385 mm	478 mm
WeightDiffers	8.3 kg	16.3 kg
Packaging contentidentical
Mouse included	Yes	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Keyboard1 differ
Keyboard manufacturerKnown for one	HP	Unknown — not stated by the source
Keyboard typeDiffers	USB	Preferred Pro USB
Other featuresidentical
TV tuner integratedKnown for one	No	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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