Several news outlets have reported on the newly released Beta compilers from IBM.
XL C and XL C++ for Mac OS X (download here) are PowerPC 970 optimized versions of IBM's compilers which have been show to improve Power4's SPEC performance (PDF) significantly.
Some early benchmarks (Ars Thread) demonstrate significant performance boosts -- up to +210% in Scalar performance in one particular PowerMac G5 Fortran application -- with more modest improvements in other measures. The code utilized in this benchmark appears to be the Jet3d codebase used in the early "NASA" G5 Benchmarks.
Apple once developed "M2 Extreme" and "M3 Extreme" chips for the Mac Pro, but it decided not to release them, according to Bloomberg's Mark Gurman. He first reported on this topic in 2022, and he touched on it again in his Power On newsletter today.
"Extreme" chips would have had twice as many CPU and GPU cores as Apple's "Ultra" chips.
"The idea was to offer twice as many graphics and...
Apple developed two Mac Pro models in recent years that never made it to market, according to Bloomberg's Mark Gurman.
In his latest "Power On" newsletter, Gurman revealed that Apple internally developed two unreleased Mac Pro projects codenamed J170 and J190 before ultimately discontinuing the machine altogether.
As for new Mac Pro hardware, there were two additional models developed by...
Apple is preparing to refresh every Mac it sells over the next two years, according to Bloomberg's Mark Gurman.
The plans come amid a Mac resurgence, with sales projected to climb for a third consecutive year, partly thanks to a growing following among users who lean on the machines for demanding, agent-based AI workloads.
The wave of new Macs will begin this fall with a refreshed...
Apple's first foldable iPhone, with a book-style design featuring a ~5.5-inch outer display and a ~7.8-inch inner display with a minimal crease down the middle.