RTS5766DL vs RTS5781DL Comparison
Detailed side-by-side comparison of RTS5766DL by Realtek and RTS5781DL by Realtek. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | RTS5766DL | RTS5781DL |
|---|---|---|
| Brand | Realtek | Realtek |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | NRND |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.20 | $10.40 |
| Product Type | PCIe Gen3 x4 NVMe 1.4 SSD Controller | — |
| Manufacturer | Realtek | — |
| Host Interface | PCIe 3.0 x4 (NVMe 1.4) | PCIe 5.0 x4 (NVMe 2.0) |
| DRAM Support | DRAM-less (HMB / Host Memory Buffer) | DRAM-less (HMB) |
| NAND Channels | 4 channels | 4 |
| NAND Interface Speed | Up to 1200 MT/s | — |
| Error Correction | 2K LDPC (Low-Density Parity-Check) | — |
| NAND Type Support | TLC, QLC, pQLC/PLC 3D NAND | 3D TLC/QLC |
| Package | BGA-252 (11 x 11 mm, 0.65 mm pitch) | BGA (Realtek DL-series standard) |
| PCI-SIG Vendor ID | 0x10EC (Realtek) | — |
| Mounting Type | Surface Mount (BGA) | — |
| Operating Mode | Mainstream consumer NVMe SSD | — |
| Compliance | NVMe 1.4, PCI-SIG PCIe 3.0, RoHS | RoHS compliant (per Realtek roadmap) |
| Used In SSDs | ADATA Legend 710, Netac NV3000 | — |
| Form Factor Target | M.2 2280 SSD | M.2 2280 NVMe SSD |
| Sequential Read (max) | — | 10,000 MB/s |
| Sequential Write (max) | — | 10,000 MB/s |
| Random Read IOPS | — | 1,400K |
| Random Write IOPS | — | 1,400K |
| Max NAND Interface Speed | — | 3,600 MT/s |
| ECC Engine | — | 4K LDPC |
| Engineering Sample Status | — | Sampling (Q1 2025) |
| Production Launch | — | Expected within one year of sample (2026 timeframe) |