<b>Higher Performance When You Need It Most</b> Intel® Turbo Boost Technology 2.01 accelerates processor and graphics performance by increasing the operating frequency when operating below specification limits. The maximum frequency varies depending on workload, hardware, software, and overall system configuration. 2.0 When performance is your priority, rely on proven, trusted technology. With the cylindrical lithium-ion battery cell your laptop gets stable power that’s great for high-performance devices. Lithium-Ion (Li-Ion) Legacy Intel® Core™ Processor Intel Core i5-2xxx Numeric keyboard Y Hard Drive HDD HDMI 1 HP Pavilion dm4-2191us, Intel® Core™ i5, 2.4 GHz, 14", 1366 x 768 pixels, 4 GB, 640 GB HP Pavilion dm4-2191us. Processor family: Intel® Core™ i5, Processor model: i5-2430M, Processor frequency: 2.4 GHz. Display diagonal: 14", Display resolution: 1366 x 768 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 640 GB, Storage media: HDD, Optical drive type: DVD Super Multi. On-board graphics card model: Intel® HD Graphics 3000. Operating system installed: Windows 7 Home Premium. Weight: 4.41 lbs (2 kg) https://www.pcmag.com/reviews/hp-pavilion-dm4-2180us-office-depot The HP Pavilion dm4-2180us ($799 list at Office Depot), a mainstream laptop, will last you seven hours when you're on the road. Its Intel Core i5 CPU and 6GB of RAM are a powerful combination; whether your work involves day-to-day office tasks or somet... Smooth aluminum design, Intel Core i5 CPU and 6GB of RAM is a powerful combination, WiDi 2,0 wirelessly streams your PC's content to your HDTV, Over 7 hours of battery life, Fingerprint reader, Lacks a discrete graphics chip, As far as mainstream laptops go, the HP Pavilion dm4-2180us is a powerful one, and with a battery that lasts well over seven hours. ... http://www.pcmag.com/article2/0,2817,2394893,00.asp There's a lot to love about the HP Pavilion dm4-2165dx ($649.99 list at Best Buy). Among budget laptops, the included Core i3 processor easily surpasses the repurposed netbook processors used in slightly cheaper competitors. Its attractive aluminum cha... Intel Core i3 processor, Big 640GB hard drive, WiDi 2,0, Comes with basic Adobe software, Durable and attractive aluminum chassis, Battery will get you through an 8 hour workday, Fingerprint reader, Can't top better-equipped competitors, There's little to complain about with the HP Pavilion dm4-2165dx, but competitors offer more power for a similar price. ... https://www.pcmag.com/article2/0,2817,2394836,00.asp The HP Pavilion dm4-2180us ($749 list at Staples), a mainstream laptop, will last you seven hours when you're on the road. Its Core i5 and 6GB of RAM combine to make a powerful tag team; whether your work involves day-to-day office tasks or something a... Brushed aluminum design, Core i5 and 6GB of RAM is a powerful combination, WiDi 2,0 wirelessly streams your PC's content to your HDTV, Over 7 hours of battery life, Fingerprint reader, Lacks a discrete graphics chip, As far as mainstream laptops go, the HP Pavilion dm4-2180us is one of the most powerful. And with a battery that lasts well over seven hours, this laptop has your back on the road. ... https://www.pcmag.com/review/251355/hp-pavilion-dm4 Like the rest of the industry, HP has taken a huge liking to metals. So much so, that its entire line of laptops (netbooks not included) has been updated with this design material. The HP Pavilion dm4 ($905 direct) is not only covered in them, but i... Gorgeous metallic design. Lightest in its class. Comfortable keyboard. Fast Intel Core i5 processor. Very good battery life. Top marks in our performance tests. Gesture touchpad can be finicky at times. Force required to plug a USB device into the eSATA port. The HP Pavilion dm4 is wrapped in metals and fast to the core, but something needs to be done about the touchpad....