Lenovo D20 + 2GB DDR3 vs Lenovo D20 + NVIDIA Quadro 2000 1GB

Comparison of D20 + 2GB DDR3, D20 + NVIDIA Quadro 2000 1GB

117 specifications	A Lenovo D20 + 2GB DDR3View product	B Lenovo D20 + NVIDIA Quadro 2000 1GBView product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor model	E5606	E5606
Processor cores	4	4
Processor threads	4	4
Processor frequency	2.13 GHz	2.13 GHz
Processor cache	8 MB	8 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	QPI	QPI
FSB Parity	No	No
System bus rate	4.8 GT/s	4.8 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Xeon 5600 Series	Intel Xeon 5600 Series
Processor codename	Westmere EP	Westmere EP
Thermal Design Power (TDP)	80 W	80 W
Number of QPI links	2	2
Number of processors installed	1	1
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
CPU multiplier (bus/core ratio)	16	16
Maximum number of SMP processors	1	1
Stepping	B1	B1
Maximum internal memory supported by processor	288 GB	288 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066 MHz	800,1066 MHz
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
ECC supported by processor	Yes	Yes
Memoryidentical
Internal memory	4 GB	4 GB
Maximum internal memory	98304 MB	98304 MB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)	2 x 4 GB	2 x 4 GB
Memory slots	12x DIMM	12x DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Triple-channel	Triple-channel
Storageidentical
Optical drive type	DVD-RW	DVD-RW
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	Yes	Yes
Graphicsidentical
Graphics card	No	No
Performanceidentical
Product type	Workstation	Workstation
Motherboard chipset	Intel® 5520	Intel® 5520
Audio output channels	7.1 channels	7.1 channels
Networkidentical
Networking features	Gigabit Ethernet (10/100/1000)	Gigabit Ethernet (10/100/1000)
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
Ethernet LAN (RJ-45) ports	2	2
Headphone outputs	1	1
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	0	0
PS/2 ports quantity	0	0
Firewire (IEEE 1394) ports	1	1
eSATA ports quantity	1	1
Serial ports quantity	1	1
Parallel ports quantity	0	0
Expansion slotsidentical
Number of 3.5" bays	6	6
PCI Express x1 slots	2	2
PCI Express x4 slots	1	1
PCI Express x16 slots	3	3
PCI slots	2	2
Poweridentical
Power supply type	AC/DC	AC/DC
Power supply	1060 W	1060 W
Power supply input voltage	100 - 240 V	100 - 240 V
Power supply input frequency	50 - 60 Hz	50 - 60 Hz
Designidentical
Chassis type	Tower	Tower
Number of 5.25" bays	3	3
Product colour	Black	Black
Rack mounting	No	No
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Optional operating system supplied	Windows Vista Business	Windows Vista Business
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)	2	2
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	Yes	Yes
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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
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)	40 bit	40 bit
Processor ARK ID	52583	52583
Processor code	SLC2N	SLC2N
Processor package size	42.5 X 45 mm	42.5 X 45 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
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 & dimensionsidentical
Width	210 mm	210 mm
Depth	602 mm	602 mm
Height	434 mm	434 mm
Weight	25 kg	25 kg
Certificatesidentical
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Certification	EPEAT Gold Energy Star 5.0 RoHSGREENGUARD	EPEAT Gold Energy Star 5.0 RoHSGREENGUARD

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.