5CGXC9 vs 5SGXA3
A comparison of the Altera Cyclone V 5CGXC9 and the Altera Stratix V 5SGXA3 using the data from both vendors' selection guides.
Side-by-side specifications
| 5CGXC9 | 5SGXA3 | |
|---|---|---|
| Vendor / family | Altera Cyclone V | Altera Stratix V |
| LUTs as published | 113,560 ALMs | 128,300 ALMs |
| LUT type | adaptive logic module: fracturable 8-input LUT (one 6-input or two independent 4-input functions) | adaptive logic module: fracturable 8-input LUT (one 6-input or two independent 4-input functions) |
| LUT4 equivalent (approx.) | ≈227,120 | ≈256,600 |
| CoreScore (SERV cores) | — | — |
| Vendor logic figure | 301,000 LE | 340,000 LE |
| DSP | 342 variable-precision DSP blocks | 256 variable-precision DSP blocks |
| Block RAM | 11.9 Mb | 18.7 Mb |
| Large RAM | — | — |
| Max. user I/O | 560 | 696 |
| Transceivers | 12 × XCVR 3.125 Gb/s | 36 × GX 14.1 Gb/s |
| Hard PCI Express | Gen1 | Gen3 |
| Hard processor | None | None |
| Process | 28 nm | 28 nm |
| Configuration memory | SRAM | SRAM |
| Packages | 5 | 4 |
| Design tool | Altera Quartus Prime | Altera Quartus Prime |
Highlighted values are higher. LUT counts are shown as published; the LUT4 equivalent is an approximation to compare different LUT types, see how FPGA vendors count logic. Add up to two more devices to this comparison.
Key differences
The 5SGXA3 has about 13% more logic capacity (257K vs 227K LUT4 equivalents).
For arithmetic, the 5CGXC9 has 342 variable-precision DSP blocks against 256 variable-precision DSP blocks on the 5SGXA3.
The 5SGXA3 has more on-chip memory (18.7 Mb vs 11.9 Mb).
Both have transceivers: 12 at up to 3.125 Gb/s on the 5CGXC9 and 36 at up to 14.1 Gb/s on the 5SGXA3.
The 5CGXC9 is designed with Altera Quartus Prime and the 5SGXA3 with Altera Quartus Prime.
Full specifications
See the complete spec sheets with packages and grades: 5CGXC9 (Cyclone V) and 5SGXA3 (Stratix V).