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Last fall, HP took a small step toward refreshing its ProBook business notebooks when it started offering some of them with AMD Trinity chips. Eight months later, it's time for a real makeover: the company just announced a handful of new models wi...

If you've been waiting for some spankin' new designs for HP's business machines, we hate to disappoint you, but we've only got a spec bump to report here. The company just announced that it's freshening up its ProBook 4445s, 4446s and 4545s with AMD'...