Maximum PC: Toshiba this week announced that it's upping the storage ante for business customers by fleshing out its enterprise hard drive line with four new 4TB HDDs. The large capacity drives are part of Toshiba's MG Series and includes both SATA flavors -- MG03ACA400, MG03ACA400Y -- and SAS models -- MG03SCA400, MG03SCP400 -- all of which offer 4TB of capacity with varying feature-sets. (Hard drive, PC, PC hardware, Toshiba)