Compact Gowin GW2AR board with HDMI, audio amplifier, TF card slot, SDRAM, and onboard debugger.
GW2AR-LV18QN88C8/I7open toolchain28.17 USDeducationvideoaudiorisc-v
Enter board slugs separated by commas, for example: sipeed/tang-nano-20k,icebreaker/icebreaker.
Compact Gowin GW2AR board with HDMI, audio amplifier, TF card slot, SDRAM, and onboard debugger.
Larger Digilent Artix-7 trainer board for courses needing more peripherals than Basys 3.
| Field | Tang Nano 20K | Nexys A7 |
|---|---|---|
| Chip | GW2AR-LV18QN88C8/I7 | XC7A100T-1CSG324C |
| Family | GW2A/GW2AR | Artix-7 |
| Device type | FPGA | FPGA |
| Price | 28.17 USD | unknown |
| Toolchains | Gowin EDA, Yosys + nextpnr-gowin + Apicula | Vivado WebPACK / ML Standard |
| Open toolchain | yes | no |
| Interfaces | HDMI, MAX98357A I2S amplifier path, TF card slot, USB Type-C, Onboard BL616 JTAG, USB UART | Ethernet, VGA, USB |
| Memory | 32-bit SDR SDRAM 64 Mbit, Onboard flash 64 Mbit | DDR2 requires verification from Digilent resource center |
| Documentation | 78 | 82 |
| Difficulty | beginner | beginner |
| Openness score | 76 | 15 |
| Where to get help | Sipeed forum, r/GowinFPGA | Digilent Forum |
| Typical risks | Verify exact board revision before using pin labels, constraints, or power assumptions. Onboard debugger recognition Flash persistence mode | Split 50T/100T variants before publishing exact resource counts. |
| Better for | beginner learning | beginner learning |