Product comparison · 2 laptops

HP 620 Intel® Pentium® Dual-Core T4400 vs Lenovo ThinkPad SL510 + ServicePac 3 years On-site Service

96specifications compared
23differ
73identical
30known for one product only

Key differences

Processor family
- 620 Intel® Pentium® Dual-Core T4400:Intel® Pentium® Dual-Core
- ThinkPad SL510 + ServicePac 3 years On-site Service:Intel® Core™2 Duo
Processor model
- 620 Intel® Pentium® Dual-Core T4400:T4400
- ThinkPad SL510 + ServicePac 3 years On-site Service:T6570
Processor frequency
- 620 Intel® Pentium® Dual-Core T4400:2.2 GHz
- ThinkPad SL510 + ServicePac 3 years On-site Service:2.1 GHz
Processor cache
- 620 Intel® Pentium® Dual-Core T4400:1 MB
- ThinkPad SL510 + ServicePac 3 years On-site Service:2 MB
Processor operating modes
- 620 Intel® Pentium® Dual-Core T4400:64-bit
- ThinkPad SL510 + ServicePac 3 years On-site Service:32-bit, 64-bit
Tjunction
- 620 Intel® Pentium® Dual-Core T4400:105 °C
- ThinkPad SL510 + ServicePac 3 years On-site Service:100 °C
Maximum internal memory
- 620 Intel® Pentium® Dual-Core T4400:4 GB
- ThinkPad SL510 + ServicePac 3 years On-site Service:8 GB
Total storage capacity
- 620 Intel® Pentium® Dual-Core T4400:320 GB
- ThinkPad SL510 + ServicePac 3 years On-site Service:250 GB

Side by side

Differences highlightedShow differences only

Comparison of 620, ThinkPad SL510 + ServicePac 3 years On-site Service
126 specifications	A HP 620 Intel® Pentium® Dual-Core T4400 Model 620 View product	B Lenovo ThinkPad SL510 + ServicePac 3 years On-site Service View product
Designidentical
Product colourKnown for one	Silver	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
Processor6 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® Dual-Core	Intel® Core™2 Duo
Processor modelDiffers	T4400	T6570
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 GHz	2.1 GHz
Processor cacheDiffers	1 MB	2 MB
Processor cache type	L2	L2
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Processor socket	Socket 478	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesKnown for one	Intel Pentium T4000 Series for Mobile	Unknown — not stated by the source
Processor codename	Penryn	Penryn
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB Parity	No	No
SteppingKnown for one	R0	Unknown — not stated by the source
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	105 °C	100 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Known for one	11	Unknown — not stated by the source
ECC supported by processor	No	No
Memory1 differ
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	4 GB	8 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Storage3 differ
Total storage capacityDiffers	320 GB	250 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Optical drive typeKnown for one	DVD Super Multi DL	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD	MMC, MS Pro, SD, SDHC, xD
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA 4500MHD	Intel® GMA 4500MHD
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.384 GB
Audio1 differ
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersDiffers	1	2
Speaker powerKnown for one	Unknown — not stated by the source	3 W
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Networking featuresDiffers	Ethernet, Fast Ethernet	Gigabit Ethernet
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Wireless technologyKnown for one	Unknown — not stated by the source	IEEE 802.11b/g/n
Ports & interfaces2 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out portDiffers	No	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
TV-in port	No	No
TV-out	No	No
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
Performanceidentical
Motherboard chipset	Intel® GM45 Express	Intel® GM45 Express
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Processor special features3 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 StatesKnown for one	Yes	Unknown — not stated by the source
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 StateDiffers	Yes	No
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)Differs	No	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	40739	42841
Processor codeKnown for one	SLGJL	Unknown — not stated by the source
Processor package sizeKnown for one	35 x 35 mm	Unknown — not stated by the source
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery life (max)Known for one	Unknown — not stated by the source	4 h
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.49 kg	2.56 kg
WidthDiffers	371.8 mm	387 mm
DepthDiffers	249.6 mm	247 mm
Height (front)Differs	2.75 cm	2.6 cm
Height (rear)Known for one	Unknown — not stated by the source	3.2 cm
Other featuresidentical
Infrared data port	No	No
Internal modem	No	No
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter type	AC	AC

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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