# Patriot P400 Lite 4TB NVMe technical specs (2026)

Patriot's P400 Lite internal SSD works on PCIe M.2 4.0 x 4 computer expansion bus standard. Detailed characteristics of this NVMe  here.

Quick answer: Patriot P400 Lite 4TB may work on PCIe 4.0 that is significantly faster than PCIe 3.0. The maximum write speed is 5000 Mbps, that is pretty good for this expansion standard. The NVMe provide possibility to write 380 TBW, that is bad compared to rivals. On balance, our site highly advise to buy Patriot P400 Lite 4TB for your PC.

## Specifications

| Specification | Value |
| --- | --- |
| Capacity | 4 TB |
| Interface | M.2 4.0 x 4 |
| Controller | Maxio MAP1602A |
| Memory type | YMTC 232-L TLC |
| DRAM cache | No |
| Sequential read | 5000 MB/s |
| Sequential write | 5000 MB/s |
| Random read IOPS | 5000000 |
| Random write IOPS | 5000000 |
| Endurance | 380 TBW |
| MTBF | 2000000 |
| Warranty | 1 years |

## Performance

SSD use PCIe M.2 4.0 x 4 interface with sequential read speeds 5000 Mbps, and maximum write speeds 5000 Mbps. P400 Lite has IOPS 5000000 on reading and 5000000 on writing operations per second.

## Endurance, TBW & Warranty

Patriot provide 1 years warranty that limited by endurance 380 TBW. As well it has 2000000 million hours MTBF.

## Pros and Cons

**Pros:**

- Good writing speed
- PCIe 4.0
- Capacity
**Cons:**

- Writing speed


## Verdict

Patriot P400 Lite 4TB may work on PCIe 4.0 that is significantly faster than PCIe 3.0. The  maximum write speed is 5000 Mbps, that is pretty good for this expansion standard. The NVMe provide possibility to write 380 TBW, that is bad compared to rivals. On balance, our site highly advise to buy Patriot P400 Lite 4TB for your PC.

## Frequently Asked Questions

### Does Patriot P400 Lite have DRAM?

The Patriot P400 Lite has No. Dynamic Random-Access Memory in their controller help to increase endurance and IOPS.

### Do I need a heatsink for my Patriot P400 Lite 4TB?

The Patriot P400 Lite due to the high density of memory chips requires installation of extra heat sink. It would decrease temperature of the controller and memory. Some laptops or motherboards from the factory has additional cooling above or below the SSD to improve productivity during times of high loads.

### Is P400 Lite 4TB good?

The Patriot P400 Lite 4TB has maximum write speed 5000 Mbps, read speed 5000 Mb/s. NVMe works on Maxio MAP1602A controller and M.2 4.0 x 4 high-speed serial computer expansion bus standard. The NAND flash memory type is YMTC 232-L TLC.

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Last updated: 2026-09-04. Source: https://ssdrive.net/patriot-p400-lite-4-tb