Product comparison · 2 cpus

HP Intel Core i7-3940XM vs HP Intel Xeon E3-1245 v2

52specifications compared
13differ
39identical
13known for one product only

Key differences

Processor model
- Intel Core i7-3940XM:i7-3940XM
- Intel Xeon E3-1245 v2:E3-1245V2
Processor base frequency
- Intel Core i7-3940XM:3 GHz
- Intel Xeon E3-1245 v2:3.4 GHz
Processor socket
- Intel Core i7-3940XM:PGA988
- Intel Xeon E3-1245 v2:LGA 1155 (Socket H2)
Component for
- Intel Core i7-3940XM:Laptop
- Intel Xeon E3-1245 v2:Server/workstation
Processor boost frequency
- Intel Core i7-3940XM:3.9 GHz
- Intel Xeon E3-1245 v2:3.8 GHz
Thermal Design Power (TDP)
- Intel Core i7-3940XM:55 W
- Intel Xeon E3-1245 v2:77 W
ECC
- Intel Core i7-3940XM:No
- Intel Xeon E3-1245 v2:Yes
On-board graphics card model
- Intel Core i7-3940XM:Intel® HD Graphics 4000
- Intel Xeon E3-1245 v2:Intel® HD Graphics P4000

Side by side

Differences highlightedShow differences only

Comparison of Intel Core i7-3940XM, Intel Xeon E3-1245 v2
65 specifications	A HP Intel Core i7-3940XM View product	B HP Intel Xeon E3-1245 v2 View product
Processor7 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyDiffers	Intel® Core™ i7 X-series Extreme Edition	Intel® Xeon® E3 V2 Family
Processor generationKnown for one	3rd gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-3940XM	E3-1245V2
Processor base frequencyDiffers	3 GHz	3.4 GHz
Processor cores	4	4
Processor socketDiffers	PGA988	LGA 1155 (Socket H2)
Processor lithography	22 nm	22 nm
Component forDiffers	Laptop	Server/workstation
Processor threads	8	8
System bus rate	5 GT/s	5 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.9 GHz	3.8 GHz
Processor cache	8 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	55 W	77 W
Stepping	E1	E1
Bus type	DMI	DMI
CPU multiplier (bus/core ratio)Known for one	30	Unknown — not stated by the source
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
Memory1 differ
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1333,1600 MHz	1333,1600 MHz
Memory channels	Dual-channel	Dual-channel
ECCDiffers	No	Yes
Graphics2 differ
On-board graphics card	Yes	Yes
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics P4000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1350 MHz	1250 MHz
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	3
Features3 differ
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Market segmentDiffers	Mobile	Server
PCI Express slots version	3.0	3.0
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16+1x4, 1x8+3x4, 2x8+1x4
Supported instruction setsDiffers	AVX	AVX, SSE4.1, SSE4.2
CPU configuration (max)	1	1
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Dual Display Capable Technology	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
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® vPro™ Platform Eligibility	Yes	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TjunctionKnown for one	105 °C	Unknown — not stated by the source
Weight & dimensionsidentical
Processor package size	37.5 mm	37.5 mm
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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