Advanced Micro Devices

Buyouts, bum guidance, and a broadening decline for a one-time tech titan top the week in review. Go inside the stories that prompted this week's big buys and sells in the nexus between Wall Street and Silicon Valley.

After a wild third quarter, the market seems to have stabilized a bit this week, in spite of a late Friday drop. With little macro-data news, investors turned their focus to Europe's debt crisis and third-quarter earnings season. Company-specific news drove stocks; here's a closer look at some of the S&P 500's most notable movers.

Intel has discovered a design flaw in its recently released Intel 6 Series chipset, code-named Cougar Point, and has halted shipments of the support chip.

Better-than-expected earnings from General Electric helped lift the Dow and S&P 500. The Nasdaq closed lower after disappointing results from chipmaker Advanced Micro Devices. Overall, the week's strong earnings bode well for coming corporate reports.

AMD announced the resignation of CEO Dirk Meyer Monday, sending stock down over 4% in after-hours trading.

Advanced Micro Devices has lowered its third-quarter sales guidance, citing weaker-than-expected demand for laptops in North America and Europe. The news comes after another chip maker, Intel, cut its third-quarter forecast last month.

PC orders are "falling off a cliff," according to a J.P.Morgan analyst who downgraded his revenue estimates for Intel on Tuesday. Another analyst offered a similarly glum assessment.

After years of battle, the Federal Trade Commission plans to report details of an antitrust settlement with Intel on Wednesday.

Turns out, the incredible results Dell delivered during the last decade weren't so incredible after all. The SEC has levied fines against Dell, and founder Michael Dell, after charging the computer-maker with accounting fraud.

Intel (INTC) reportedly has reached a preliminary settlement with the Federal Trade Commission over allegations involving its sales and marketing practices