US sues to block chipmaker Nvidia's $40 bn merger with UK's Arm

US regulators filed a lawsuit Thursday to block the $40-billion merger of graphics chip star Nvidia with mobile chip technology powerhouse Arm Ltd, fearing it would undermine competition.

US sues to block chipmaker Nvidia's $40 bn merger with UK's Arm
US regulators filed a lawsuit Thursday to block the $40-billion merger of graphics chip star Nvidia with mobile chip technology powerhouse Arm Ltd, fearing it would undermine competition.