Product comparison · 2 laptops

HP Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC vs HP Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC

116specifications compared
26differ
90identical
7known for one product only

Key differences

Display diagonal
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:43.2 cm (17")
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:39.1 cm (15.4")
Display resolution
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:1440 x 900 pixels
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:1680 x 1050 pixels
Processor model
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:T8100
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:T9300
Processor frequency
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:2.1 GHz
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:2.5 GHz
Processor cache
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:3 MB
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:6 MB
Processor socket
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:Socket 478
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:LGA 3647 (Socket P)
Stepping
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:M0
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:C0
CPU multiplier (bus/core ratio)
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:10.5
- Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC:12.5

Side by side

Differences highlightedShow differences only

Comparison of Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC, Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC
123 specifications	A HP Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC View product	B HP Compaq 8510p Intel Core™2 Duo Processor T9300 2048M/160G 15.4" WSXGA+ DVD+/-RW DL WVST Bus Notebook PC View product
Designidentical
Country of origin	China	China
Display2 differ
Display diagonalDiffers	43.2 cm (17")	39.1 cm (15.4")
Display resolutionDiffers	1440 x 900 pixels	1680 x 1050 pixels
Native aspect ratio	16:10	16:10
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T8100	T9300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.1 GHz	2.5 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	Socket 478	LGA 3647 (Socket P)
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo T9000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	M0	C0
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.062 - 1.150 V
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10.5	12.5
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Memory upgrade	4 GB	4 GB
Memory layout (slots x size)Known for one	2 x 1 GB	Unknown — not stated by the source
Storageidentical
Total storage capacity	160 GB	160 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Compatible memory cards	SD	SD
Graphics2 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon X1350	AMD Mobility Radeon HD 2600
Maximum graphics card memoryDiffers	0.128 GB	0.256 GB
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Cameraidentical
Front camera	No	No
Network2 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/b/g	IEEE 802.11a/b/g/n
Bluetooth	Yes	Yes
Bluetooth version	2.0+EDR	2.0+EDR
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	3	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
SmartCard slot	Yes	Yes
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
Performanceidentical
Motherboard chipset	Intel® PM965 Express	Intel® PM965 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Keyboard layout	QWERTY	QWERTY
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	33916	33917
Processor codeDiffers	SLAVJ	SLAYY
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	8
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Operational conditionsidentical
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.95 kg	2.8 kg
WidthDiffers	396 mm	357 mm
DepthDiffers	285 mm	260 mm
HeightDiffers	32 mm	28 mm
Other features1 differ
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Supplied AC adapter typeDiffers	AC	AC, UP
UNSPSC-code	43211503	43211503
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source

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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