Both Intel (Nasdaq: INTC) and NVIDIA (Nasdaq: NVDA) have credited recent strength in large part to China's rise as the world's largest PC market.

英特尔(纳斯达克：INTC)和英伟达(纳斯达克：nvda)两家都把最近的强势大部分归功于中国成长为世界最大的PC市场。

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In earnings news, Nvidia (NVDA) is off pre-market after the company issued guidance below Street expectations.

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Last month, Citigroup turned cautious on Nvidia (NVDA) shares, specifically citing worries about the tablet market.

FORBES: ARM Holdings Shares Tumble On Worries Over Non-Apple Tablets

In pre-market trading, NVDA has jumped more than 4%, with traders reacting to stronger-than-expected third-quarter earnings.

FORBES: NVIDIA Surges As 3Q Net More Than Doubles; 4Q Revenue Guidance In Line