Micron 4600 4TB SSD specifications (2026)

Posted on June 30, 2026 by Raymond Chen

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

Micron 4600 4TB SSD specifications

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.

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.

Performance comparison

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:

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

4 / 5 · 98 votes

Buy this or similar SSD Storage:

Samsung 980 Pro 2 TB

-57% $165
List Price: $379.99

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Video Review

Micron 4600 2TB M.2 SSD PCIe Gen5 NVMe specifications

Frequently Asked Questions

The Micron 4600 has Yes. Dynamic Random-Access Memory in their controller help to increase endurance and IOPS.

The Micron 4600 4TB due to the high density of memory chips requires installation of extra heat sink. It lower temperature of the memory chips and controller. Some motherboards designed with additional cooling above and below the drive for better performance during high loads.

The 4600 4TB has write speed 12000 Mbps, maximum read speed 14500 Mbps. It run on Silicon Motion SM2508 controller and M.2 4.0 x 4 high-speed serial computer expansion bus standard. The memory type is Micron 276-L TLC.

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