Microsoft Surface Pro shows off its inner ultrabook

Is the Surface Pro a tablet or a laptop? Well, let's put it this way: benchmarks put it squarely in thelaptop category, leaving Apple and Android tablets in the dust.Chip review site Anandtechran benchmarkson the solid-state drive in Microsoft's new Surface Pro tablet, underscoring the performance gap with the flash drive in Apple's iPad 4."You...get a full blown...SSD," wrote Anand Shimpi of Anandtech, referring to Micron Technology's C400 solid-state drive in the Surface that Anandtech tested.The Micron SSD posted speeds of 400 megabytes-per-second when reading data and just under 200MB/s in writes."The fastest sequential transfer rates I've managed on the 4th generation iPad are typically on the 20-30MB/s range," he wrote, adding that the flash drives in most tablets are, by comparison,"horribly slow."Other benchmarks such as Mozilla Kraken (above) show just how fast Pro is compared with tablets and high-end smartphones.There is a downside to blistering data transfer speeds and a fast processor, however.Microsoft took to Reddit on Wednesdayto address concerns with battery life.