Product comparison · 2 cpus

HP Intel Core i5-661 vs HP Intel Xeon L3406

41specifications compared
14differ
27identical
16known for one product only

Key differences

Processor family
- Intel Core i5-661:Intel® Core™ i5
- Intel Xeon L3406:Intel® Xeon® 3000 Sequence
Processor model
- Intel Core i5-661:i5-661
- Intel Xeon L3406:L3406
Processor base frequency
- Intel Core i5-661:3.33 GHz
- Intel Xeon L3406:2.26 GHz
Processor boost frequency
- Intel Core i5-661:3.6 GHz
- Intel Xeon L3406:2.53 GHz
Thermal Design Power (TDP)
- Intel Core i5-661:87 W
- Intel Xeon L3406:30 W
Memory bandwidth supported by processor (max)
- Intel Core i5-661:21 GB/s
- Intel Xeon L3406:17 GB/s
Memory clock speeds supported by processor
- Intel Core i5-661:1066,1333 MHz
- Intel Xeon L3406:1066 MHz
On-board graphics card
- Intel Core i5-661:Yes
- Intel Xeon L3406:No

Side by side

Differences highlightedShow differences only

Comparison of Intel Core i5-661, Intel Xeon L3406
57 specifications	A HP Intel Core i5-661 View product	B HP Intel Xeon L3406 View product
Processor6 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Xeon® 3000 Sequence
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-661	L3406
Processor base frequencyDiffers	3.33 GHz	2.26 GHz
Processor cores	2	2
Processor socket	LGA 1156 (Socket H)	LGA 1156 (Socket H)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Tray	Unknown — not stated by the source
Processor threads	4	4
System bus rate	2.5 GT/s	2.5 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.6 GHz	2.53 GHz
Processor cache	4 MB	4 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	87 W	30 W
Memory bandwidth supported by processor (max)Differs	21 GB/s	17 GB/s
Component forKnown for one	Unknown — not stated by the source	Server/workstation
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.65 - 1.4 V
Bus typeKnown for one	Unknown — not stated by the source	DMI
Memory1 differ
Maximum internal memory supported by processorKnown for one	16 GB	Unknown — not stated by the source
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066,1333 MHz	1066 MHz
Memory channels	Dual-channel	Dual-channel
ECCKnown for one	Unknown — not stated by the source	Yes
Graphics1 differ
On-board graphics cardDiffers	Yes	No
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	900 MHz	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	No	No
Maximum number of PCI Express lanesDiffers	16	1
PCI Express slots version	2.0	2.0
PCI Express configurations	1x16, 2x8	1x16, 2x8
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
Number of Graphics & IMC Die Transistors	177 M	177 M
Graphics & IMC Die Size	114 mm²	114 mm²
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Embedded options available	No	No
Graphics & IMC lithography	45 nm	45 nm
Market segmentKnown for one	Unknown — not stated by the source	Server
Processor special features3 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
Intel Demand Based SwitchingDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® vPro™ Platform Eligibility	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	69.8 °C	53.9 °C
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	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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