Investors have apparently found it harder for chip company Nvidia: After initial pre-market gains, the card has recently been in the red. The group had experienced a sharp decline in sales in the recent quarter, but the decline has been less pronounced than feared. Strong growth in data center technology has helped offset losses in the traditional graphics card industry. Due to the numbers, rivals Intel and Advanced Micro Devices (AMD) are also worth a look ./tav/jha/
