FPGA & adaptive SoC databook · online editionRev. 2026.10

Altera Stratix IV FPGAs

The Altera Stratix IV family has 17 devices, built on the 40 nm process, ranging from 29K ALMs to 325K ALMs and from 384 to 1,288 18×18 multipliers. It uses adaptive logic modules (ALMs). Transceivers: XCVR, up to 11.3 Gb/s.

DeviceLUTsVendor logicDSPBlock RAMMax I/OTransceiversPCIeCoreScore
EP4SGX7029,040 ALMs73K LE3846.3 Mb48024 XCVR/XCVR 8.5 Gb/sGen2—
EP4SGX11042,240 ALMs106K LE5128.1 Mb48024 XCVR/XCVR 8.5 Gb/sGen2—
EP4SGX18070,300 ALMs176K LE92011.2 Mb73636 XCVR/XCVR 8.5 Gb/sGen2—
EP4S40G291,200 ALMs228K LE1,28813.9 Mb64636 XCVR/XCVR/XCVR 11.3 Gb/sGen2—
EP4S100G291,200 ALMs228K LE1,28813.9 Mb64636 XCVR/XCVR 11.3 Gb/sGen2—
EP4SGX23091,200 ALMs228K LE1,28813.9 Mb73636 XCVR/XCVR 8.5 Gb/sGen2—
EP4SE23091,200 ALMs228K LE1,28813.9 Mb480———
EP4S100G3116,480 ALMs291K LE83213.3 Mb76948 XCVR/XCVR/XCVR 11.3 Gb/sGen2—
EP4SGX290116,480 ALMs291K LE83213.3 Mb90448 XCVR/XCVR 8.5 Gb/sGen2—
EP4S100G4141,440 ALMs354K LE1,02417.7 Mb76948 XCVR/XCVR/XCVR 11.3 Gb/sGen2—
EP4SGX360141,440 ALMs354K LE1,04017.7 Mb90448 XCVR/XCVR 8.5 Gb/sGen2—
EP4SE360141,440 ALMs354K LE1,04017.7 Mb736———
EP4S40G5212,480 ALMs531K LE1,02420.2 Mb64636 XCVR/XCVR/XCVR 11.3 Gb/sGen2—
EP4S100G5212,480 ALMs531K LE1,02420.2 Mb76948 XCVR/XCVR 11.3 Gb/sGen2—
EP4SGX530212,480 ALMs531K LE1,02420.2 Mb90448 XCVR/XCVR 8.5 Gb/sGen2—
EP4SE530212,480 ALMs531K LE1,02420.2 Mb960———
EP4SE820325,220 ALMs813K LE96022.6 Mb1,104———

Source: Altera Stratix IV Product Table, Product Catalog 2015.