The phrase "amazingly efficient" is correct and usable in written English.
You can use it to describe something that operates with a high level of efficiency, often in a positive or impressive context.
Example: "The new software update has made our system amazingly efficient, reducing processing time by half."
Alternatives: "incredibly effective" or "remarkably productive."
We all know what end is built into our actions; we all are amazingly efficient at not dealing with it.
Using Princeton's 5 megawatt High-Performance Couruting Restudentsenter (HPCRC), our students are leading the way to faster, more accurate and amazingly efficient computers, for large-scale systems as well as individual computers.
This is no more than nonfraternal comedy teams have done forever ("You need two people for comedy," Bobby says, "or it's the lone tree falling in the forest") and yet the depth of their similarity -- their shared assumptions about the world -- makes the process amazingly efficient.
"Cars are amazingly efficient vehicles when they have four or five people in them, and we should be doing more to encourage more efficient use," said Ali Clabburn, CEO of Liftshare, a social enterprise offering commuters the chance to organise shared car journeys.
The iPS cell technique "is amazingly efficient," he says.
As an aside, this is just another example of how amazingly efficient platforms like Amazon Web Services are.
Amazingly, both the terrestrial and extraterrestrial teams adapted within an hour to the interplanetary rhythm, providing adequate questions and answers in a surprisingly efficient fashion.
It's amazingly effective at teaching students how to keep their swing path on track, while helping body motion become more efficient.
Its "reduced instruction set computing" design was intended to boost performance, but unexpectedly proved to be amazingly energy-efficient too.
Ants, for example, are not noted for their I.Q.; yet as a colony, they demonstrate amazingly elaborate and efficient behavior.
They are burned, poisoned, sliced open and starved, despite the fact that in the 21st century, whole human DNA is on the Internet, we can programme high-speed computers with human data and we have amazingly accurate and efficient non-animal research methods.
