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The Thinkpad R51 was a laptop computer produced in 2004 by a PC division of IBM, later acquired by Lenovo, a Chinese electronics firm. According to CNet Reviews, the computer focused on functionality. It had a not particularly exciting mainstream plain black case and lacked high-end features, such as a built-in DVD burner or a six-in-one media card reader. Still, the Thinkpad R51 was a powerful machine that delivered high performance and ample functionality.
Physical Measurements and Capacities
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With a weight of 6 pounds, the Thinkpad R51 was a rather light laptop. It was 12.4 inches wide, 10.2 inches deep and 1.5 inches high.The computer could work between 41 and 95 degrees with a humidity range of 8 to 95 percent. The laptop was somewhat noisy, producing about 40 decibels.
CPU
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The Thinkpad R51 was powered by an Intel Pentium M 725 processor working at a speed of 1.6 gigahertz. The processor's bus worked at a speed of 400 megahertz. The processor came with an Intel 855GME chipset and featured an Enhanced SpeedStep technology. The CPU also had 2 megabytes of L2 cache memory.
RAM and Storage
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The computer used 333MHz DDR SDRAM architecture with 512MB of RAM. The IDE storage controller was hooked to a 30GB or 60GB hard disc, and a CD-RW and DVD-ROM combo drive working at a 24x speed.
Display, Video and Audio
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The Thinkpad R51 came with a 14.1-inch TFT active matrix display that allowed a 1024 by 768 pixel resolution. In terms of its video capabilities, the laptop featured an Intel Extreme Graphics 2 Dynamic Video Memory Technology 2 with 32MB of video memory. The computer also had an AC '97, DirectSound sound card with an AD1981B codec.
Ports
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The Thinkpad R51 was equipped with all standard ports: a built-in 56K fax modem; one USB port; one, 25-pin, D-Sub phone line jack; one Ethernet port; one infrared IEEE 1284; one microphone port; one IrDA parallel port and one audio port.
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