GR >> EP4SGX290KF40I4 
44766
EP4SGX290KF40I4
Altera
Quantity 18650
Packaging IC FPGA 744 I/O 1517FBGA
Description original&Quality new original
80377
EP4SGX290KF40I4
Altera
Quantity 20000
Packaging IC STRATIX IV GX FPGA 1517FBGA
Description original&Quality new original