ADATA Legend 860 512GB NVMe technical specs (2026)
What memory type installed in Legend 860 (512GB) produced by ADATA and more details read below on our page.

Controller & Memory
ADATA's 512GB Legend 860 is powered by InnoGrit 165220baa-2400 controller. The SSD write a data location map on Dynamic-Random Access Memory Yes to run a games without delays. The Legend 860 comes equipped with 3D TLC memory. NVMe SSD is offered also in 1 TB and 2 TB capacities.
Storage Comparisons:
Legend 860 Performance & Benchmarks
Drive works on PCIe M.2 4.0 x 4 expansion standard with maximum write speeds 5000 Mbps, and sequential read speeds 6000 Mbps. Legend 860 has IOPS 6000000 on reading and 5000000 on writing operations.
ADATA Legend 860 512 GB vs M.2 4.0 x 4 peers
Switch between sequential throughput and random IOPS to see how this drive stacks up against other M.2 4.0 x 4 SSDs in our database. The highlighted bar is the drive on this page — click any other bar to open that drive.
- WESTERN DIGITAL SN8100 1 TB: 14,900 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 1 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 2 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 4 TB: 14,500 MB/s read, 14,000 MB/s write
- ADATA Legend 860 512 GB (this drive): 6,000 MB/s read, 5,000 MB/s write
ADATA Legend 860 vs Competitors
See how the Legend 860 stacks up against other M.2 4.0 x 4 drives in our database:
Compare with rival drives:
Endurance, TBW & Warranty
Manufacturer provide 3 years warranty for this product that limited by 307200 TBW. The Legend 860 has 1500000 million hours mean time between failure.
ADATA Legend 860 512 GB Specifications
| Category | Value |
|---|---|
| Capacity [?] | 512 GB |
| Interface [?] | M.2 4.0 x 4 |
| Controller [?] | InnoGrit 165220baa-2400 |
| Memory type [?] | 3D TLC |
| DRAM [?] | Yes |
| Read speed (MB/s) [?] | 6000 |
| Write speed (MB/s) [?] | 5000 |
| Read IOPS [?] | 6000000 |
| Write IOPS [?] | 5000000 |
| Endurance (TBW) [?] | 307200 |
| MTBF (million hours) [?] | 1500000 |
| Warranty (years) [?] | 3 |
Verdict: Is the Legend 860 Worth It in 2026?
ADATA Legend 860 512GB support PCIe 4.0 that is twice faster than PCIe 3.0. The maximum write speed is 5000 Mb/s, that is common for this expansion standard. The drive can write 307200 TBW, that is really good against closest rivals. Weighing all these factors, our editor strongly advise to buy ADATA Legend 860 512GB for your PC.
+ Pros
- Good writing speed
- PCIe 4.0
- Endurance
- Cons
- Capacity
Buy this or similar SSD Storage:
Video Review
ADATA LEGEND 860 Gen4 SSD - Powerful and Audacious