Micron 4600 4TB SSD specifications (2026)
Micron's 4600 NVMe use PCIe M.2 4.0 x 4 interface. More details about this NVMe SSD here.

Controller & Memory
Micron's 4TB 4600 is powered by Silicon Motion SM2508 controller. This drive has Dynamic-Random Access Memory Yes to keep a map of where data is located on the internal SSD. The 4600 comes equipped with Micron 276-L TLC memory. NVMe SSD besides, available in 3 capacities, including 1 TB, 2 TB and 512 GB.
Storage Comparisons:
4600 Performance & Benchmarks
This NVMe use PCIe M.2 4.0 x 4 interface with maximum write speeds 12000 MB/s, and sequential read speeds 14500 MB/s. This model has input/output performance 2100000 on writing and 2100000 on reading operations per second.
Micron 4600 4 TB 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.
- Micron 4600 4 TB (this drive): 14,500 MB/s read, 12,000 MB/s write
- Micron 4600 512 GB: 14,500 MB/s read, 12,000 MB/s write
- Micron 4600 1 TB: 14,500 MB/s read, 12,000 MB/s write
- Micron 4600 2 TB: 14,500 MB/s read, 12,000 MB/s write
- Patriot Viper PV593 1 TB: 14,500 MB/s read, 14,000 MB/s write
Micron 4600 vs Competitors
See how the 4600 stacks up against other M.2 4.0 x 4 drives in our database:
Compare with rival drives:
Endurance, TBW & Warranty
Manufacturer give 1 years warranty period that limited by 2.1 TBW. As well it has 2000000 million hours MTBF.
Micron 4600 4 TB Specifications
| Category | Value |
|---|---|
| Capacity [?] | 4 TB |
| Interface [?] | M.2 4.0 x 4 |
| Controller [?] | Silicon Motion SM2508 |
| Memory type [?] | Micron 276-L TLC |
| DRAM [?] | Yes |
| Read speed (MB/s) [?] | 14500 |
| Write speed (MB/s) [?] | 12000 |
| Read IOPS [?] | 2100000 |
| Write IOPS [?] | 2100000 |
| Endurance (TBW) [?] | 2.1 |
| MTBF (million hours) [?] | 2000000 |
| Warranty (years) [?] | 1 |
Verdict: Is the 4600 Worth It in 2026?
4600 (4TB) produced by Micron use PCIe 4 that is twice faster than PCIe 3. The maximum write speed is 12000 Mb/s, that is faster than has other competitors. The Micron 4600 provide possibility to write 2.1 TBW, that is not very much compared to competitors. On balance, our site recommend to buy Micron 4600 4TB for your PC.
+ Pros
- Excellent writing speed
- PCIe 4.0
- Capacity
- Cons
- Writing speed
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Video Review
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