Is the MP700 PRO SE worth it over a Gen4 SSD?

For everyday use, a good Gen4 drive feels nearly the same and costs less. The Gen5 speed pays off mainly for large file transfers, big game installs and video work.

Does it need a heatsink?

Yes, plan on a motherboard M.2 heatsink or Corsair's own. Without cooling, sustained writes can slow down from heat.

Will it work in a PCIe 4.0 slot?

It fits and works, but runs at PCIe 4.0 speeds, so you lose most of the Gen5 advantage.

The drive itself; the MP700 PRO SE is sold without a heatsink, so check whether your board includes one.

Is the 4TB version slower than the smaller models?

No. The 4TB model has the most NAND to spread writes across and is typically the fastest in the line.

PCIe 5.0 SSD prices have been falling, and this $579.99 at Corsair.com as of November 3, 2026 is near the high end of its recent range. Watch for holiday sales and Corsair direct promotions.

Where is the Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD cheapest?

At Corsair.com, for $579.99, as of our latest check.

Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD

Best price now

$579.99at Corsair.comObserved Nov 3, 2026, 7:11 AM

Prices are checked against each store and labelled with when.

Visit Corsair.com

Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD

Best price now

$579.99at Corsair.comObserved Nov 3, 2026, 7:11 AM

Prices are checked against each store and labelled with when.

Visit Corsair.com

Ask our shopping agent

Our take on the Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD

The Corsair MP700 PRO SE is a 4TB PCIe 5.0 NVMe M.2 SSD built for fast sequential transfers on desktops and laptops with a Gen5 M.2 slot. It uses the Phison E31T controller with 232-layer TLC NAND and a DRAM-less, host memory buffer design, so it runs cooler and cheaper than earlier Gen5 drives. The 4TB version is the roomiest in the line and suits game libraries, video projects and large datasets. At $579.99 at Corsair.com as of November 3, 2026, it sits near the top of its recent range; 4TB Gen5 drives have generally trended down, so this is not a bargain price.

Best forDesktop builds with a PCIe 5.0 M.2 slotLarge game and media librariesVideo editors moving big project filesBuyers who want one drive for everything

Pros

PCIe 5.0 speeds well above Gen4 drives
4TB capacity in a single M.2 slot
Runs cooler and draws less power than first-gen Gen5 drives
Five-year warranty from Corsair
Works in PCIe 4.0 slots at reduced speed

Cons

DRAM-less design relies on host memory buffer
Needs a heatsink; sustained writes can throttle without one
Premium price per terabyte at $579.99
Little real-world gain over good Gen4 drives in everyday tasks
Only one store lists it new at this price

Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD prices at every store

Corsair.comNew
In stock
$579.99Observed Nov 3, 2026, 7:11 AM
Visit store

Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD price history

Lowest price we've seen: $579.99 on Nov 3 at Corsair.com. Tracked across 1 store since Nov 3.

What reviewers say

Owner and reviewer feedback on the MP700 PRO SE line is generally positive on speed and thermals, with the DRAM-less design and price drawing the most criticism. Few reports cover the 4TB model specifically.

Pros

Fast sequential reads and writes in benchmarks
Lower temperatures than earlier PCIe 5.0 drives
Easy setup in modern motherboards

Cons

DRAM-less architecture can slow random writes under heavy load
Price per TB is high
Performance drops in PCIe 4.0 slots

Specifications

Type: Internal
Connection: M.2
NVMe: Yes
Capacity: 4 TB

Questions and answers

Is the MP700 PRO SE worth it over a Gen4 SSD?: For everyday use, a good Gen4 drive feels nearly the same and costs less. The Gen5 speed pays off mainly for large file transfers, big game installs and video work.
Does it need a heatsink?: Yes, plan on a motherboard M.2 heatsink or Corsair's own. Without cooling, sustained writes can slow down from heat.
Will it work in a PCIe 4.0 slot?: It fits and works, but runs at PCIe 4.0 speeds, so you lose most of the Gen5 advantage.
What is in the box?: The drive itself; the MP700 PRO SE is sold without a heatsink, so check whether your board includes one.
Is the 4TB version slower than the smaller models?: No. The 4TB model has the most NAND to spread writes across and is typically the fastest in the line.
When is it cheapest?: PCIe 5.0 SSD prices have been falling, and this $579.99 at Corsair.com as of November 3, 2026 is near the high end of its recent range. Watch for holiday sales and Corsair direct promotions.
Where is the Corsair MP700 PRO SE 4TB PCIe 5.0 NVMe M.2 SSD cheapest?: At Corsair.com, for $579.99, as of our latest check.

More from Corsair

All Corsair deals and products →