Samsung SFD-321F/NB card reader Internal Black vs Samsung SFD-321F/TS4B card reader Internal Black

Comparison of SFD-321F/NB, SFD-321F/TS4B

7 specifications	A Samsung SFD-321F/NB card reader Internal Black Model SFD-321F/NB View product	B Samsung SFD-321F/TS4B card reader Internal Black Model SFD-321F/TS4B View product
Performanceidentical
Internal	Yes	Yes
Supported drive bays	3.5"	3.5"
Product colour	Black	Black
Operational conditionsidentical
Operating temperature (T-T)	15 - 35 °C	15 - 35 °C
System requirementsidentical
Compatible operating systems	Windows 2000 SP3/XP SP1/Vista	Windows 2000 SP3/XP SP1/Vista
Other featuresidentical
Number of slots	4	4
Technical detailsidentical
USB poweredKnown for one	Yes	—Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.