XCZU15EG vs XCZU46DR
A comparison of the AMD Zynq UltraScale+ MPSoC XCZU15EG and the AMD Zynq UltraScale+ RFSoC XCZU46DR using the data from both vendors' selection guides.
Side-by-side specifications
| XCZU15EG | XCZU46DR | |
|---|---|---|
| Vendor / family | AMD Zynq UltraScale+ MPSoC | AMD Zynq UltraScale+ RFSoC |
| LUTs as published | 341,000 LUT6 | 425,000 LUT6 |
| LUT type | 6-input look-up table, fracturable into two LUT5 with shared inputs | 6-input look-up table, fracturable into two LUT5 with shared inputs |
| LUT4 equivalent (approx.) | ≈545,600 | ≈680,000 |
| CoreScore (SERV cores) | — | — |
| Vendor logic figure | 747,000 SLC | 930,000 SLC |
| DSP | 3,528 DSP slices | 4,272 DSP slices |
| Block RAM | 26.2 Mb | 38 Mb |
| Large RAM | 31.5 Mb | 22.5 Mb |
| Max. user I/O | 328 | 360 |
| Transceivers | 24 × GTH 16.3 Gb/s | 16 × GTY 28.21 Gb/s |
| Hard PCI Express | None | Gen4 x8 |
| Hard processor | 4× Arm Cortex-A53 | 4× Arm Cortex-A53 |
| Process | 16 nm | 16 nm |
| Configuration memory | SRAM | SRAM |
| Packages | 2 | 1 |
| Design tool | AMD Vivado | AMD Vivado |
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 XCZU46DR has about 25% more logic capacity (680K vs 546K LUT4 equivalents).
For arithmetic, the XCZU46DR has 4,272 DSP slices against 3,528 DSP slices on the XCZU15EG.
Both have transceivers: 24 at up to 16.3 Gb/s on the XCZU15EG and 16 at up to 28.21 Gb/s on the XCZU46DR.
The XCZU15EG is designed with AMD Vivado and the XCZU46DR with AMD Vivado.
Full specifications
See the complete spec sheets with packages and grades: XCZU15EG (Zynq UltraScale+ MPSoC) and XCZU46DR (Zynq UltraScale+ RFSoC).