| RAM | Primitive | Planned? | LUTs | Yosys | Should work? | Pack tested? | Function tested? | Description |
|---|---|---|---|---|---|---|---|---|
| 32 x 1S | RAM32X1S | Yes | 1 | Yes | Yes | Yes | Single-Port 32 x 1-bit RAM | |
| 32 x 1S | RAM32X1S_1 | No | 1 | No | No (need mode) | No | Single-Port 32 x 1-bit RAM (inverted clock) | |
| 32 x 1D | RAM32X1D | Yes | 2 | Yes | Yes | Yes | Dual-Port 32 x 1-bit RAM | |
| 32 x 2S | RAM32X2S | Yes | 1 | Yes | Yes | Yes | Single-Port 32 x 2-bit RAM | |
| 32 x 2Q | RAM32M | Yes | 4 | Not yet^ | Yes | No | Quad-Port 32 x 2-bit RAM | |
| 32 x 6SDP | RAM32M | Yes | 4 | Not yet^ | Yes | No | Simple Dual-Port 32 x 6-bit RAM | |
| 64 x 1S | RAM64X1S | Yes | 1 | Yes | Yes | Yes | Single-Port 64 x 1-bit RAM | |
| 64 x 1S | RAM64X1S_1 | No | 1 | No | No (need mode) | No | Single-Port 32 x 1-bit RAM (inverted clock) | |
| 64 x 1D | RAM64X1D | Yes | 2 | Yes | Yes | Yes | Dual-Port 64 x 1-bit RAM | |
| 64 x 1Q | RAM64M | Yes | 4 | Not yet^ | Yes | No | Quad-Port 64 x 1-bit RAM | |
| 64 x 3SDP | RAM64M | Yes | 4 | Not yet^ | Yes | No | Simple Dual-Port 64 x 3-bit RAM | |
| 128 x 1S | RAM128X1S | Yes | 2 | Yes | Yes | Yes | Single-Port 128 x 1-bit RAM | |
| 128 x 1D | RAM128X1D | Yes | 4 | Yes | Yes | Dual-Port 128 x 1-bit RAM | ||
| 256 x 1S | RAM256X1S | Yes | 4 | Yes | Yes | Yes | Single-Port 256 x 1-bit RAM |
^ - Need to model shorted inputs with CONNMAP