Compare boards
Up to four boards side by side: chip, logic, toolchains, interfaces and price.
| Attribute | Tang Nano 20K | iCEBreaker | Nexys A7 |
|---|---|---|---|
| FPGA | GW2AR-LV18QN88C8/I7 | iCE40UP5K-SG48 | XC7A100T-1CSG324C |
| Family | GW2AR | iCE40 UltraPlus | Artix-7 |
| Logic (LUTs) | 20736 | 5280 | not listed |
| Price | 28.17 USD | at the seller | at the seller |
| Open toolchain | Project Apicula | Project IceStorm | Project X-Ray / openXC7 |
| Toolchains | Gowin EDA, Yosys + nextpnr-gowin + Apicula | Yosys + nextpnr + IceStorm, Lattice Diamond Programmer | Vivado WebPACK / ML Standard |
| Interfaces | HDMI, MAX98357A I2S amplifier path, TF card slot, USB Type-C, Onboard BL616 JTAG, USB UART | microUSB FT2232H, FT2232H programming, USB serial | Ethernet, VGA, USB |
| Memory | 32-bit SDR SDRAM 64 Mbit, Onboard flash 64 Mbit | QSPI flash 128 Mbit | DDR2 requires verification from Digilent resource center |
| Level | Beginner | Beginner | Beginner |
| Where to get help | Sipeed forum, r/GowinFPGA | iCEBreaker community docs | Digilent Forum |
| Known issues | Onboard debugger recognition; Flash persistence mode | — | — |