FPGA & adaptive SoC databook · online editionRev. 2026.10

EP4SGX360

AlteraStratix IV

The EP4SGX360 is a Stratix IV FPGA from Altera, built on a 40 nm process. It provides 141,440 adaptive logic modules (ALMs) (354,000 logic elements (LEs)), 282,880 flip-flops, 17.7 Mb of block RAM and 1,040 18×18 multipliers. It offers up to 904 user I/O pins and 48 XCVR/XCVR transceivers at up to 8.5 Gb/s, with hard PCI Express Gen2 blocks. It is available in 5 packages, from the H780 (35 × 35 mm) to the F1932 (45 × 45 mm). Temperature grades: commercial, industrial. Designs are built with Altera Quartus Prime.

141,440ALMs
1,04018×18 multipliers
17.7 MbBlock RAM
904Max. user I/O
48Transceivers (8.5 Gb/s)

Specifications

VendorAltera
FamilyStratix IV
SeriesStratix
Process40 nm
Configuration memorySRAM
Adaptive logic modules (ALMs)141,440
   Logic blockadaptive logic module: fracturable 8-input LUT (one 6-input or two independent 4-input functions)
   LUT noteAdaptive logic modules (ALMs): fracturable 8-input LUTs; each ALM can implement two 4-input functions
LUT4 equivalent (approx.)≈282,880
Logic elements (LEs)354,000
Flip-flops282,880
Distributed RAM4,420 Kb
Block RAM17.7 Mb (1248 × 9 Kb)
DSP (18×18 multiplier)1,040
Clock management tiles12
Max. user I/O904
XCVR transceivers32 × 8.5 Gb/s
XCVR transceivers16 × 6.5 Gb/s
PCI Express4× Gen2
Analog / monitorNone
Design toolAltera Quartus Prime

Packages

PackageSize (mm)Pitch (mm)User I/OTransceivers
H78035 × 351.028816
F115235 × 351.056024
F151740 × 401.073636
F176042.5 × 42.51.086436
F193245 × 451.090448

Package names are shown as in the selection guide; the full ordering code adds speed grade and temperature (see the data sheet).

Speed and temperature grades

Temperature gradeJunction rangeSpeed grades
Commercial (C)0 to 85 °C—
Industrial (I)−40 to 100 °C—

Alternatives to the EP4SGX360

Closest matches in other families and vendors by logic, DSP, memory, I/O and transceivers. Check pin compatibility and tools before migrating.

DeviceLUTsVendor logicDSPBlock RAMMax I/OTransceiversPCIeCoreScore
5SGSD4Altera Stratix V135,840 ALMs360K LE1,04418.7 Mb69636 GX 14.1 Gb/sGen3—
5AGXB5Altera Arria V158,491 ALMs420K LE1,09220.1 Mb70436 XCVR 6.5536 Gb/sGen2—
EP2AGZ350Altera Arria II139,400 ALMs349K LE1,04016 Mb73424 XCVR 6.375 Gb/sGen2—
5AGXB3Altera Arria V136,880 ALMs362K LE1,04516.9 Mb70424 XCVR 6.5536 Gb/sGen2—
5AGXB7Altera Arria V190,240 ALMs504K LE1,15623.6 Mb70436 XCVR 6.5536 Gb/sGen2—
5AGZE5Altera Arria V150,960 ALMs400K LE1,09228.1 Mb67436 XCVR 12.5 Gb/sGen3—

Compare side by side: EP4SGX360 vs 5SGSD4, EP4SGX360 vs 5AGXB5, EP4SGX360 vs EP2AGZ350.

Compare the EP4SGX360 with up to three other FPGAs.

EP4SGX360 quick facts

How many LUTs does the EP4SGX360 have?

The EP4SGX360 has 141,440 adaptive logic modules (ALMs) (354,000 logic elements (les) as published by Altera). Logic block: adaptive logic module: fracturable 8-input LUT (one 6-input or two independent 4-input functions).

How many DSP blocks does the EP4SGX360 have?

The EP4SGX360 has 1,040 18×18 multipliers and 17.7 Mb of block RAM.

Does the EP4SGX360 have transceivers?

Yes, 48 XCVR/XCVR transceivers at up to 8.5 Gb/s.

What are the alternatives to the EP4SGX360?

Devices of similar size in other families include 5SGSD4 (Altera Stratix V), 5AGXB5 (Altera Arria V), EP2AGZ350 (Altera Arria II).

Which software is used to design with the EP4SGX360?

Designs for the EP4SGX360 are built with Altera Quartus Prime.

Other Stratix IV devices

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. Data is extracted automatically from the vendor's selection guide; verify critical values in the device data sheet.