The journals which are all SCI-Indexed but are excluded by CCF's recommendation since they covers serveral disciplines or are not so close to computer science are listed below.

cluster computing

Journal of Computational Physics

Computer Physics Communications

Mathematics and Computers in Simulation

Advances in Engineering Software

Computers & Geosciences

Digital Investigation

Computers & Fluids

Simulation Modeling Practice and Theory

Tsinghua Science & Technology

Computers & Mathematics with Applications