The Upload: Your tech news briefing for Wednesday, January 14

IBM says its new mainframe can stalk fraud in real time

IBM took the wraps off a new mainframe computer on Tuesday, promising it will help customers to detect more fraud in real time and plow through billions of transactions generated each day by smartphones and tablets. The z13 gets a new processor design, faster I/O and the ability to address up to 10TB of memory—three times as much as its predecessor. It can house up to 141 processor units in a single system and run as many as 8,000 virtual servers.

Samsung’s first Tizen-powered phone arrives

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