Product comparison · 2 cpus

Dell Intel Xeon E5630 vs Dell Intel Xeon X5660

43specifications compared
11differ
32identical
2known for one product only

Key differences

Processor model
- Intel Xeon E5630:E5630
- Intel Xeon X5660:X5660
Processor base frequency
- Intel Xeon E5630:2.53 GHz
- Intel Xeon X5660:2.8 GHz
Processor cores
- Intel Xeon E5630:4
- Intel Xeon X5660:6
Processor threads
- Intel Xeon E5630:8
- Intel Xeon X5660:12
System bus rate
- Intel Xeon E5630:5.86 GT/s
- Intel Xeon X5660:6.4 GT/s
Processor boost frequency
- Intel Xeon E5630:2.8 GHz
- Intel Xeon X5660:3.2 GHz
Thermal Design Power (TDP)
- Intel Xeon E5630:80 W
- Intel Xeon X5660:95 W
VID Voltage Range
- Intel Xeon E5630:0.75 - 1.35 V
- Intel Xeon X5660:0.750 - 1.35 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5630, Intel Xeon X5660
45 specifications	A Dell Intel Xeon E5630 View product	B Dell Intel Xeon X5660 View product
Processor9 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5630	X5660
Processor base frequencyDiffers	2.53 GHz	2.8 GHz
Processor coresDiffers	4	6
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	8	12
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.8 GHz	3.2 GHz
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	80 W	95 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.750 - 1.35 V
FSB Parity	No	No
Stepping	B1	B1
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	32 GB/s
Memory1 differ
Maximum internal memory supported by processor	288 GB	288 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Market segment	Server	Server
Supported instruction sets	SSE4.2	SSE4.2
CPU configuration (max)	2	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
Intel Advanced Vector ExtensionsKnown for one	No	Unknown — not stated by the source
Intel Demand Based Switching	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
Operational conditions1 differ
TcaseDiffers	77.6 °C	81.3 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x

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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