Product comparison · 2 cpus

HP Intel Core i7-2820QM vs HP Intel Xeon E3-1225

50specifications compared
17differ
33identical
17known for one product only

Key differences

The HP Intel Xeon E3-1225 has 0.8 GHz more processor base frequency than the HP Intel Core i7-2820QM (3.1 GHz vs 2.3 GHz). The HP Intel Core i7-2820QM has 4 more processor threads than the HP Intel Xeon E3-1225 (8 vs 4). The HP Intel Core i7-2820QM has 2 MB more processor cache than the HP Intel Xeon E3-1225 (8 MB vs 6 MB). Only the HP Intel Xeon E3-1225 has ECC. Only the HP Intel Xeon E3-1225 has embedded options available.

Processor family
- Intel Core i7-2820QM:Intel® Core™ i7
- Intel Xeon E3-1225:Intel® Xeon® E3 Family
Processor model
- Intel Core i7-2820QM:i7-2820QM
- Intel Xeon E3-1225:E3-1225
Processor base frequency
- Intel Core i7-2820QM:2.3 GHz
- Intel Xeon E3-1225:3.1 GHz
Processor socket
- Intel Core i7-2820QM:PGA988
- Intel Xeon E3-1225:LGA 1155 (Socket H2)
Processor threads
- Intel Core i7-2820QM:8
- Intel Xeon E3-1225:4
Processor cache
- Intel Core i7-2820QM:8 MB
- Intel Xeon E3-1225:6 MB
Thermal Design Power (TDP)
- Intel Core i7-2820QM:45 W
- Intel Xeon E3-1225:95 W
Memory bandwidth supported by processor (max)
- Intel Core i7-2820QM:25.6 GB/s
- Intel Xeon E3-1225:21 GB/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Core i7-2820QM, Intel Xeon E3-1225
67 specifications	A HP Intel Core i7-2820QM View product	B HP Intel Xeon E3-1225 View product
Processor8 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Xeon® E3 Family
Processor generationKnown for one	2nd gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-2820QM	E3-1225
Processor base frequencyDiffers	2.3 GHz	3.1 GHz
Processor cores	4	4
Processor socketDiffers	PGA988	LGA 1155 (Socket H2)
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
Processor threadsDiffers	8	4
System bus rate	5 GT/s	5 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequency	3.4 GHz	3.4 GHz
Processor cacheDiffers	8 MB	6 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	45 W	95 W
SteppingKnown for one	D2	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	21 GB/s
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Compatible chipsetsKnown for one	Unknown — not stated by the source	Intel® C202, Intel® C204, Intel® C206, Intel® C216
Bus typeKnown for one	Unknown — not stated by the source	DMI
Memory2 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 processorDiffers	1066,1333,1600 MHz	1066,1333 MHz
Memory channels	Dual-channel	Dual-channel
ECCDiffers	No	Yes
Graphics3 differ
On-board graphics card	Yes	Yes
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Intel® HD Graphics P3000
On-board graphics card base frequencyDiffers	650 MHz	850 MHz
On-board graphics card dynamic frequency (max)Differs	1300 MHz	1350 MHz
Number of displays supported (on-board graphics)	2	2
Features3 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Maximum number of PCI Express lanesDiffers	16	20
PCI Express slots version	2.0	2.0
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
Supported instruction setsDiffers	AVX	AVX, SSE4.1, SSE4.2
Embedded options availableDiffers	No	Yes
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Market segmentKnown for one	Unknown — not stated by the source	Server
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Processor special features1 differ
Enhanced Intel SpeedStep 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)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)	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 Demand Based SwitchingDiffers	No	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® vPro™ Platform Eligibility	Yes	Yes
Operational conditionsidentical
TjunctionKnown for one	100 °C	Unknown — not stated by the source
TcaseKnown for one	Unknown — not stated by the source	72.6 °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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