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Facepalm: Intel is attempting to block benchmarks and performance tests from being shared on Linux platforms through a change to the terms of use found in a microcode ...

Video gamers know about cheat codes, but assembly language programmers are often in search of undocumented instructions. One way to find them is to map out all of a CPU’s opcodes and where there are ...

As simple as a processor’s instruction set may seem, especially in a 1978-era one like the Intel 8086, there is quite a bit going on to go from something like a conditional jump instruction to a set ...

Gregory Tang and Rajat Bahl, AMD, Inc. Alex Wakefield and Padmaraj Ramachandran, Synopsys Inc. As microprocessor designs have grown considerably in complexity, the use of hand-written directed tests ...

A dangerous potato: After researchers revealed the initial details of the Sinkclose security issue, AMD announced that a firmware update would be coming for some of its desktop, mobile, and server ...

Researchers have devised a new method that allows potential attackers to leak sensitive information such as encryption keys from the Linux kernel’s memory and Intel SGX enclaves. The attack, dubbed ...