XC6VSX475T vs XC7VX415T
A comparison of the AMD Virtex-6 XC6VSX475T and the AMD Virtex-7 XC7VX415T using the data from both vendors' selection guides.
Side-by-side specifications
| XC6VSX475T | XC7VX415T | |
|---|---|---|
| Vendor / family | AMD Virtex-6 | AMD Virtex-7 |
| LUTs as published | 297,600 LUT6 | 257,600 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.) | ≈476,160 | ≈412,160 |
| CoreScore (SERV cores) | — | — |
| Vendor logic figure | 476,160 LC | 412,160 LC |
| DSP | 2,016 DSP48E1 slices | 2,160 DSP slices |
| Block RAM | 37.4 Mb | 30.9 Mb |
| Large RAM | — | — |
| Max. user I/O | 840 | 600 |
| Transceivers | 36 × GTX 6.6 Gb/s | 48 × GTH 13.1 Gb/s |
| Hard PCI Express | Gen2 x8 | Gen3 |
| Hard processor | None | None |
| Process | 40 nm | 28 nm |
| Configuration memory | SRAM | SRAM |
| Packages | 2 | 3 |
| Design tool | AMD ISE Design Suite | 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 XC6VSX475T has about 16% more logic capacity (476K vs 412K LUT4 equivalents).
For arithmetic, the XC7VX415T has 2,160 DSP slices against 2,016 DSP48E1 slices on the XC6VSX475T.
The XC6VSX475T has more on-chip memory (37.4 Mb vs 30.9 Mb).
Both have transceivers: 36 at up to 6.6 Gb/s on the XC6VSX475T and 48 at up to 13.1 Gb/s on the XC7VX415T.
The XC6VSX475T is designed with AMD ISE Design Suite and the XC7VX415T with AMD Vivado.
Full specifications
See the complete spec sheets with packages and grades: XC6VSX475T (Virtex-6) and XC7VX415T (Virtex-7).