Product comparison · 2 pcs/workstations

HP Pavilion p6744de Intel® Core™ i7 i7-870 vs HP Pavilion p6791uk

120specifications compared
32differ
88identical
28known for one product only

Key differences

Processor family
- Pavilion p6744de Intel® Core™ i7 i7-870:Intel® Core™ i7
- Pavilion p6791uk:Intel® Core™ i5
Processor generation
- Pavilion p6744de Intel® Core™ i7 i7-870:Intel® Core™ i7
- Pavilion p6791uk:Intel® Core™ i5
Processor model
- Pavilion p6744de Intel® Core™ i7 i7-870:i7-870
- Pavilion p6791uk:i5-650
Processor cores
- Pavilion p6744de Intel® Core™ i7 i7-870:4
- Pavilion p6791uk:2
Processor threads
- Pavilion p6744de Intel® Core™ i7 i7-870:8
- Pavilion p6791uk:4
Processor boost frequency
- Pavilion p6744de Intel® Core™ i7 i7-870:3.6 GHz
- Pavilion p6791uk:3.46 GHz
Processor frequency
- Pavilion p6744de Intel® Core™ i7 i7-870:2.93 GHz
- Pavilion p6791uk:3.2 GHz
Processor cache
- Pavilion p6744de Intel® Core™ i7 i7-870:8 MB
- Pavilion p6791uk:4 MB

Side by side

Differences highlightedShow differences only

Comparison of p6744de, Pavilion p6791uk
148 specifications	A HP Pavilion p6744de Intel® Core™ i7 i7-870 Model p6744de View product	B HP Pavilion p6791uk View product
Processor18 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor modelDiffers	i7-870	i5-650
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.6 GHz	3.46 GHz
Processor frequencyDiffers	2.93 GHz	3.2 GHz
Processor cacheDiffers	8 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	2.5 GT/s	2.5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-800 Desktop Series	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Lynnfield	Clarkdale
Thermal Design Power (TDP)Differs	95 W	73 W
TcaseDiffers	72.7 °C	72.6 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of processors installedKnown for one	Unknown — not stated by the source	1
Processor socket	LGA 1156 (Socket H)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	774 M	382 M
Processing Die sizeDiffers	296 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	22	24
PlatformKnown for one	Unknown — not stated by the source	PC
SteppingDiffers	B1	C2
Maximum internal memory supported by processor	16 GB	16 GB
Memory types supported by processor	DDR3 1066/1333	DDR3 1066/1333
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Memory clock speeds supported by processorKnown for one	1066,1333 MHz	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	8 GB	6 GB
Maximum internal memory	16 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	4 x 2 GB	3 x 2 GB
Memory slots	4x DIMM	4x DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Storage4 differ
Total storage capacityDiffers	2 TB	1.5 TB
Optical drive typeDiffers	DVD Super Multi	Blu-Ray DVD Combo
HDD interfaceKnown for one	Unknown — not stated by the source	SATA II
HDD speedDiffers	7200 RPM	5400 RPM
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	CF, Memory Stick (MS), miniSDHC, MMC, MS Duo, MS PRO, MS PRO Duo, SD, xD	CF, Memory Stick (MS), MicroDrive, miniSD, MMC, MMC+, MS Duo, MS PRO, MS PRO Duo, SD, xD
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 440	NVIDIA® GeForce® G405
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	733 MHz
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1.024 GB
Graphics card family	NVIDIA	NVIDIA
Discrete graphics card memoryKnown for one	3 GB	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Motherboard chipset	Intel® H57	Intel® H57
Audio output channels	5.1 channels	5.1 channels
Optical driveidentical
LightScribe	Yes	Yes
CD read speedKnown for one	40x	Unknown — not stated by the source
CD write speedKnown for one	40x	Unknown — not stated by the source
CD rewrite speedKnown for one	32x	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	Yes	Yes
BluetoothKnown for one	Unknown — not stated by the source	No
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	Yes	Yes
Firewire (IEEE 1394) ports	1	1
S/PDIF out port	Yes	Yes
Audio inputKnown for one	Unknown — not stated by the source	1
Video inKnown for one	Unknown — not stated by the source	1
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Expansion slotsidentical
Number of 3.5" bays	3	3
PCI Express x1 slots	3	3
PCI Express x16 slots	1	1
Mini PCI Express slotsKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supply	300 W	300 W
Design1 differ
Chassis typeDiffers	Midi Tower	Desktop
Number of 5.25" bays	2	2
Product colour	Black	Black
Country of origin	China	China
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Displayidentical
Display included	No	No
Processor special features6 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	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
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Differs	Yes	36 bit
Processor ARK IDDiffers	41315	43546
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	1.0	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Processor codeKnown for one	SLBJG	Unknown — not stated by the source
Audioidentical
Audio system	ALC888S	ALC888S
Weight & dimensionsidentical
Width	175 mm	175 mm
Depth	414 mm	414 mm
Height	387 mm	387 mm
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Remote control included	Yes	Yes
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Featuresidentical
TV tuner type	DVB-T	DVB-T
Other featuresidentical
TV tuner integrated	Yes	Yes

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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