FamilyTreeDNA has 2 types of test. There is an the STR test which cannot be used with SNPedia/Promethease, and also a SNP test which can be used. The SNP test uses an Affymetrix Axiom CEU microarray chip with 3,269 SNPs removed (563,800 SNPs reported) for autosomal and X (but not Y or mitochondrial) ancestry testing for $289. Other sources have cited 548011 snps. This platform tests 5205 of the 51529 snps in SNPedia.
Example Promethease reports for this company
|Platform||Raw data available||Summary|
FTDNA Family Finder
|23andMe v2 & v3, FTDNA Family Finder, Ancestry.com|