FPGA & adaptive SoC databook · online editionRev. 2026.10

A5E 065A vs SX 650

A comparison of the Altera Agilex 5 E-Series A5E 065A and the Altera Stratix 10 GX/SX SX 650 using the data from both vendors' selection guides.

Side-by-side specifications

A5E 065ASX 650
Vendor / familyAltera Agilex 5 E-SeriesAltera Stratix 10 GX/SX
Logic (LUT4-equivalent)444,800414,720
LUTs as published222,400 ALMs207,360 ALMs
Vendor logic figure656,080 LE612,000 LE
DSP846 variable-precision DSP blocks1,152 variable-precision DSP blocks
Block RAM31.5 Mb49 Mb
Large RAM——
Max. user I/O504392
Transceivers24 × XCVR 28 Gb/s16 × XCVR 28.3 Gb/s, 8 × XCVR 17.4 Gb/s
Hard PCI ExpressGen4 x4Gen3 x16
Hard processor4× Arm Cortex-A76 + Cortex-A55 (optional)4× Arm Cortex-A53
ProcessIntel 714 nm
Configuration memorySRAMSRAM
Packages21
Design toolAltera Quartus PrimeAltera Quartus Prime

Highlighted values are higher. Logic is compared in LUT4 equivalents; see how FPGA vendors count logic.

Key differences

Both devices offer similar logic capacity: 445K and 415K LUT4 equivalents.

For arithmetic, the SX 650 has 1,152 variable-precision DSP blocks against 846 variable-precision DSP blocks on the A5E 065A.

The SX 650 has more on-chip memory (49 Mb vs 31.5 Mb).

Both have transceivers: 24 at up to 28 Gb/s on the A5E 065A and 24 at up to 28.3 Gb/s on the SX 650.

The A5E 065A is designed with Altera Quartus Prime and the SX 650 with Altera Quartus Prime.

Full specifications

See the complete spec sheets with packages and grades: A5E 065A (Agilex 5 E-Series) and SX 650 (Stratix 10 GX/SX).