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 Lenovo ThinkPad R61, C2D T8300, 1024MB, 160GB

96specifications compared
20differ
76identical
30known 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")
- ThinkPad R61, C2D T8300, 1024MB, 160GB:35.8 cm (14.1")
Processor model
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:T8100
- ThinkPad R61, C2D T8300, 1024MB, 160GB:T8300
Processor frequency
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:2.1 GHz
- ThinkPad R61, C2D T8300, 1024MB, 160GB:2.4 GHz
Processor socket
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:Socket 478
- ThinkPad R61, C2D T8300, 1024MB, 160GB:Socket 479
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
- ThinkPad R61, C2D T8300, 1024MB, 160GB:12
Internal memory
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:2 GB
- ThinkPad R61, C2D T8300, 1024MB, 160GB:1 GB
Memory layout (slots x size)
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:2 x 1 GB
- ThinkPad R61, C2D T8300, 1024MB, 160GB:1 x 1 GB
Discrete graphics card model
- Compaq 6820s Intel Core™2 Duo Processor T8100 2048M/160G 17" WXGA+ DVD+/-RW DL WVST Bus Notebook PC:AMD Mobility Radeon X1350
- ThinkPad R61, C2D T8300, 1024MB, 160GB:NVIDIA Quadro NVS 140M

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, ThinkPad R61, C2D T8300, 1024MB, 160GB
126 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 Lenovo ThinkPad R61, C2D T8300, 1024MB, 160GB View product
Designidentical
Country of originKnown for one	China	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	43.2 cm (17")	35.8 cm (14.1")
Display resolution	1440 x 900 pixels	1440 x 900 pixels
Native aspect ratio	16:10	16:10
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T8100	T8300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.1 GHz	2.4 GHz
Processor cache	3 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo T8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	M0	M0
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
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
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	2 GB	1 GB
Internal memory typeKnown for one	DDR2-SDRAM	Unknown — not stated by the source
Memory layout (slots x size)Differs	2 x 1 GB	1 x 1 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Memory upgradeKnown for one	4 GB	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Storageidentical
Total storage capacity	160 GB	160 GB
HDD speed	5400 RPM	5400 RPM
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon X1350	NVIDIA Quadro NVS 140M
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.125 GB
Audioidentical
Audio systemKnown for one	High Definition Audio	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Cameraidentical
Front camera	No	No
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network2 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	LAN 10/100/1000
Wireless technologyDiffers	IEEE 802.11a/b/g	WLAN 802.11a/b/g
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	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 connectorKnown for one	No	Unknown — not stated by the source
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 quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Performanceidentical
Motherboard chipsetKnown for one	Intel® PM965 Express	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
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	33099
Processor codeDiffers	SLAVJ	SLAPR
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.95 kg	2.35 kg
WidthDiffers	396 mm	335.5 mm
DepthDiffers	285 mm	237 mm
HeightKnown for one	32 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	3.49 cm
Height (rear)Known for one	Unknown — not stated by the source	3.06 cm
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-codeKnown for one	43211503	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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