Product comparison · 2 servers

Dell PowerEdge 2950 vs NEC SI series SI1720 server

31specifications compared
21differ
10identical
72known for one product only

Key differences

Processor family
- PowerEdge 2950:Intel® Xeon® 5000 Sequence
- SI series SI1720 server:Intel® Xeon®
Processor frequency
- PowerEdge 2950:2 GHz
- SI series SI1720 server:2.66 GHz
Processor cache
- PowerEdge 2950:12 MB
- SI series SI1720 server:6 MB
Motherboard chipset
- PowerEdge 2950:Intel® 5000X
- SI series SI1720 server:Intel® 3210
Number of processors installed
- PowerEdge 2950:2
- SI series SI1720 server:1
Internal memory
- PowerEdge 2950:8 GB
- SI series SI1720 server:2 GB
Memory clock speed
- PowerEdge 2950:667 MHz
- SI series SI1720 server:800 MHz
Memory slots
- PowerEdge 2950:8x DIMM
- SI series SI1720 server:4

Side by side

Differences highlightedShow differences only

Comparison of PowerEdge 2950, SI1720
103 specifications	A Dell PowerEdge 2950 View product	B NEC SI series SI1720 server Model SI1720 View product
Processor5 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon®
Processor modelKnown for one	E5405	Unknown — not stated by the source
Processor frequencyDiffers	2 GHz	2.66 GHz
Processor cacheDiffers	12 MB	6 MB
Motherboard chipsetDiffers	Intel® 5000X	Intel® 3210
Number of processors installedDiffers	2	1
Thermal Design Power (TDP)Known for one	80 W	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	6	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
FSB ParityKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	No	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	820 M	Unknown — not stated by the source
Processing Die sizeKnown for one	214 mm²	Unknown — not stated by the source
Processor codeKnown for one	SLBBP	Unknown — not stated by the source
Processor codenameKnown for one	Harpertown	Unknown — not stated by the source
Processor lithographyKnown for one	45 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Processor seriesKnown for one	Intel Xeon 5400 Series	Unknown — not stated by the source
Processor socketKnown for one	LGA 771 (Socket J)	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
SteppingKnown for one	E0	Unknown — not stated by the source
TcaseKnown for one	67 °C	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	8 GB	2 GB
Memory clock speedDiffers	667 MHz	800 MHz
Memory layout (slots x size)Known for one	4 x 2 GB	Unknown — not stated by the source
Memory slotsDiffers	8x DIMM	4
Maximum internal memoryDiffers	64 GB	8 GB
ECCKnown for one	Unknown — not stated by the source	Yes
Storage2 differ
Maximum storage capacityKnown for one	6 TB	Unknown — not stated by the source
Total storage capacityDiffers	4.32 TB	250 GB
Number of HDDs installedKnown for one	6	Unknown — not stated by the source
HDD capacityKnown for one	160 GB	Unknown — not stated by the source
HDD interfaceDiffers	Serial ATA	Serial ATA II
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
RAID levelsKnown for one	Unknown — not stated by the source	5, 6
Graphics1 differ
Maximum graphics card memoryDiffers	16 MB	32 MB
Network2 differ
Supported network protocolsDiffers	TOE (TCP/IP)	10/100/1000 Base-T(X)
Other network protocols supportedKnown for one	iSCSI Boot	Unknown — not stated by the source
Networking featuresDiffers	Broadcom NetXtreme IITM 5708 Gigabit5 Ethernet NIC	Gigabit Ethernet
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers	1	2
PS/2 ports quantityDiffers	0	2
VGA (D-Sub) ports quantityDiffers	2	1
Expansion slotsidentical
PCI slotsKnown for one	Unknown — not stated by the source	2
Design1 differ
Chassis typeDiffers	Rack (2U)	Tower (6U)
Software1 differ
Compatible operating systemsDiffers	Microsoft Windows Server 2008, Microsoft Windows Server 2003 Red Hat Linux Enterprise SUSE Linux Enterprise Server 10 x86-64 VMware ESX 3.5	Windows Server 2003 R2 SP2 (x64, x86), Red Hat Linux EL 4.5/EL 5.1
Bundled softwareKnown for one	Symantec Backup ExecTM 12.5 Symantec Backup ExecTM System Recovery 8.5 CommVault 7.0 Vizioncore	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	No	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	33079	Unknown — not stated by the source
Power1 differ
Redundant power supply (RPS) supportDiffers	Yes	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	FCC (U.S. only) Class A ICES (Canada) Class B CE Mark (EN 55022 Class B, EN55024, EN61000-3-2, EN61000-3-3) VCCI (Japan) Class B BSMI (Taiwan) Class A C-Tick (Australia/New Zealand) Class B SABS (South Africa) Class B CCC (China) Class B MIC (Korea) Class B UL 60950 CAN/CSA C22.2 No. 60950 EN 60950	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	444.3 mm	Unknown — not stated by the source
DepthKnown for one	744 mm	Unknown — not stated by the source
HeightKnown for one	86.4 mm	Unknown — not stated by the source
WeightDiffers	23 kg	25 kg
Other featuresidentical
Disk array controllerKnown for one	C2 PERC6/i	Unknown — not stated by the source
Graphics cardKnown for one	ES1000	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	452 x 236 x 483 mm
Drive baysKnown for one	Unknown — not stated by the source	5.25" x 2, 3.5" x 1

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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