Product comparison · 2 pcs/workstations

Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550 vs Lenovo ThinkStation S20 (410564G), PL

89specifications compared
28differ
61identical
29known for one product only

Key differences

The Lenovo ThinkStation S20 (410564G), PL has 0.27 GHz more processor boost frequency than the Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550 (3.33 GHz vs 3.06 GHz). The Lenovo ThinkStation S20 (410564G), PL has 0.4 GHz more processor frequency than the Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550 (3.06 GHz vs 2.66 GHz). The Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550 has 1.6 GT/s more system bus rate than the Lenovo ThinkStation S20 (410564G), PL (6.4 GT/s vs 4.8 GT/s). Only the Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550 has Intel Virtualization Technology for Directed I/O (VT-d). Processor family: Intel® Xeon® 5000 Sequence on the Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550, Intel® Xeon® 3000 Sequence on the Lenovo ThinkStation S20 (410564G), PL.

Processor family
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:Intel® Xeon® 5000 Sequence
- ThinkStation S20 (410564G), PL:Intel® Xeon® 3000 Sequence
Processor model
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:X5550
- ThinkStation S20 (410564G), PL:W3550
Processor boost frequency
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:3.06 GHz
- ThinkStation S20 (410564G), PL:3.33 GHz
Processor frequency
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:2.66 GHz
- ThinkStation S20 (410564G), PL:3.06 GHz
System bus rate
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:6.4 GT/s
- ThinkStation S20 (410564G), PL:4.8 GT/s
Processor series
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:Intel Xeon 5500 Series
- ThinkStation S20 (410564G), PL:Intel Xeon 3500 Series
Processor codename
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:Nehalem EP
- ThinkStation S20 (410564G), PL:Bloomfield
Thermal Design Power (TDP)
- ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550:95 W
- ThinkStation S20 (410564G), PL:130 W

Side by side

Differences highlightedShow differences only

Comparison of SNF16PB, ThinkStation S20 (410564G), PL
118 specifications	A Lenovo ThinkStation SNF16PB workstation Intel® Xeon® 5000 Sequence X5550 Model SNF16PB View product	B Lenovo ThinkStation S20 (410564G), PL View product
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 3000 Sequence
Processor modelDiffers	X5550	W3550
Processor cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.06 GHz	3.33 GHz
Processor frequencyDiffers	2.66 GHz	3.06 GHz
Processor cache	8 MB	8 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	QPI	QPI
FSB Parity	No	No
System bus rateDiffers	6.4 GT/s	4.8 GT/s
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Xeon 5500 Series	Intel Xeon 3500 Series
Processor codenameDiffers	Nehalem EP	Bloomfield
Processor system typeKnown for one	DP	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	95 W	130 W
TcaseDiffers	75 °C	67.9 °C
Number of QPI linksDiffers	2	1
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Number of Processing Die Transistors	731 M	731 M
Processing Die size	263 mm²	263 mm²
CPU multiplier (bus/core ratio)Differs	20	23
Stepping	D0	D0
Maximum internal memory supported by processorDiffers	144 GB	24 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066 MHz
Memory bandwidth supported by processor (max)Differs	32 GB/s	25.6 GB/s
ECC supported by processor	Yes	Yes
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.225 V
Memory2 differ
Internal memoryDiffers	4 GB	6 GB
Internal memory typeKnown for one	DDR3-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	1066 MHz	Unknown — not stated by the source
ECCKnown for one	Yes	Unknown — not stated by the source
Memory channels	Triple-channel	Triple-channel
Maximum internal memoryKnown for one	Unknown — not stated by the source	12 GB
Storage1 differ
Optical drive type	DVD-RW	DVD-RW
Number of HDDs installedKnown for one	2	Unknown — not stated by the source
HDD capacityDiffers	250 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	CF, MMC, SD, xD
Graphicsidentical
Maximum graphics card memoryKnown for one	0.5 GB	Unknown — not stated by the source
Graphics cardKnown for one	Quadro FX 1800	Unknown — not stated by the source
Performanceidentical
Product type	Workstation	Workstation
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	8	10
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	2	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	0	0
PS/2 ports quantityDiffers	2	0
eSATA ports quantity	1	1
Serial ports quantity	1	1
Parallel ports quantity	0	0
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
Line-inKnown for one	Unknown — not stated by the source	Yes
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
Expansion slots1 differ
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsDiffers	2	1
PCI slots	2	2
Power1 differ
Power requirementsDiffers	100-240V, 50/60Hz	100-240V; 50/60Hz
Power supplyKnown for one	Unknown — not stated by the source	625 W
Designidentical
Chassis type	Tower	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Softwareidentical
Drivers includedKnown for one	Yes	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
Displayidentical
Display included	No	No
Processor special features4 differ
CPU configuration (max)Differs	2	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	Yes	Yes
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
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)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	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 CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)	Yes	Yes
Processor ARK IDDiffers	37106	39720
Processor codeKnown for one	SLBF5	Unknown — not stated by the source
Processor package sizeDiffers	42.5 x 45 mm	42.5 x 45.0 mm
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	1.0	1.0
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
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Weight & dimensions2 differ
WidthDiffers	210 mm	175 mm
DepthDiffers	602 mm	460 mm
Height	478 mm	478 mm
WeightKnown for one	Unknown — not stated by the source	16.3 kg
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
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
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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