DirectStorage games in 2026: is your NVMe fast enough?

DirectStorage was announced in 2020 and for most of the following years it sat in limbo. Games shipped without it. Vendors slapped the logo on boxes. In 2026 that story has shifted. DirectStorage 1.2 is present in a growing catalogue of PC titles, and the gap between a tired SATA drive and a current NVMe is measurable in seconds a player can feel.

If you are still gaming from a 2019 era SSD, this is the year to look at your storage stack honestly.

What DirectStorage 1.2 actually changes

The headline claim is decompression on the GPU rather than the CPU. In practice the pipeline lets the engine issue many small storage reads in parallel, hands compressed data to the GPU using GDeflate, and removes legacy Windows I/O overhead between the SSD and the framebuffer.

Version 1.2 tightened buffer management and extended runtime support to Windows 10. The relevant 2026 point is that engines from Luminous, Insomniac's PC port stack, Unreal 5.4 and Snowdrop have landed patches that exercise the API in anger. It is no longer a marketing tickbox.

Forspoken and Ratchet and Clank Rift Apart as the real world case

Forspoken remains the cleanest before and after example on PC. Loading a save on a Gen 4 NVMe with DirectStorage enabled drops from roughly nine seconds to under two on the same rig. Fast travel, which used to trigger a two to three second stall, is now effectively instant on Gen 4 hardware.

Ratchet and Clank Rift Apart is the more interesting case, because its dimensional rift sequences are built around streaming assumptions a HDD or SATA SSD cannot meet. On Gen 3 the rifts work but pop in is visible. On Gen 4 with DirectStorage active they run to the developer's intent, and Gen 5 offers headroom for higher texture tiers.

DirectStorage does not just cut loading screens. It changes what the engine is allowed to ask of the storage subsystem during gameplay.

Gen 4 versus Gen 5 NVMe in 2026

Sequential read numbers are the easy comparison. A Gen 4 drive such as the Samsung 990 Pro, WD SN850X or Crucial T500 sits between 7,000 and 7,400 MB per second. A current Gen 5 drive like the Crucial T705, Samsung 9100 Pro or WD SN8100 pushes 12,000 to 14,500 MB per second on paper.

For DirectStorage workloads the sequential figure is only part of the picture. Random 4K read latency, sustained mixed queue depth performance, and thermal behaviour under a ten minute streaming load all matter more than the box number. A Gen 5 drive that throttles without a heatsink can end up slower than a well cooled Gen 4 unit.

The honest answer for most gamers in 2026 is that Gen 4 remains the value sweet spot. A 2TB Gen 4 NVMe with a proper heatsink and DRAM cache will run every DirectStorage title to date at or very close to the intended experience. Gen 5 is worth the premium only if the rest of the rig is a Ryzen 9000 series or Core Ultra 200 platform with active M.2 cooling, and you are already targeting 4K with the highest texture tiers.

Where a BAV built rig fits

Birmingham AV has been shipping refurbished gaming systems since 2017, and the 2TB NVMe build is currently the most requested workshop configuration. It pairs a 2TB Gen 4 NVMe with a tested motherboard, a clean Windows 11 install, and a twelve month warranty, bench tested under sustained load before it leaves Bromsgrove.

View the current BAV 2TB NVMe gaming build on eBay

The listing has variations covering different CPU and GPU tiers, spanning mid tier 1080p rigs through to 1440p and entry 4K configurations. The 2TB primary NVMe is standard across the range.

Practical upgrade advice

If your current drive is a SATA SSD, any Gen 4 NVMe upgrade will feel transformative in DirectStorage titles. If you are on a Gen 3 NVMe, the jump to Gen 4 is worth it for streaming heavy games but not urgent for older libraries. If you are on Gen 4 already, do not spend money on Gen 5 unless the platform and cooling justify it.

Capacity matters as much as speed. A 1TB drive fills quickly once three or four modern titles are installed, and a full drive throttles. 2TB is the sensible 2026 baseline, and 4TB is worth considering for large open world libraries.

Watch the thermals

Both Gen 4 and Gen 5 drives benefit from a heatsink, and Gen 5 effectively requires one. A drive that hits 80 degrees under sustained streaming will throttle, and DirectStorage titles are the workload most likely to expose it. Every BAV shipped build with a Gen 4 or Gen 5 primary drive includes a heatsink fitted and tested as standard.

FAQ

Does DirectStorage need a specific GPU?

DirectStorage 1.2 works on any DirectX 12 Ultimate GPU, which covers RTX 20 series and newer from Nvidia, RX 6000 series and newer from AMD, and Arc from Intel. GPU decompression via GDeflate is where the newer cards pull ahead, so an RTX 40 or 50 series or RX 7000 or newer will see the largest gains.

Will DirectStorage help with older games?

Only if the game has been patched to use the API. Older titles will still benefit from a faster NVMe for load times, but not from the streaming and decompression improvements. The library of supported games is growing steadily through 2026.

Is a heatsink really necessary on Gen 4?

Strongly recommended on Gen 4, essential on Gen 5. Without one, sustained reads during long streaming sessions will trigger thermal throttling and undo much of the speed advantage. Most modern motherboards ship with an M.2 heatsink for the primary slot.

How much should a 2TB Gen 4 NVMe gaming build cost in 2026?

For a well specced refurbished system with a current generation CPU, a suitable GPU, 32GB DDR5 and a 2TB Gen 4 NVMe with warranty, expect roughly £900 to £1,600 depending on the GPU tier. Anything significantly below that range is cutting corners on the drive, the PSU, or the warranty.

About Birmingham AV

We have sold 87,000 items on eBay since 2017, with 24,756 buyer feedbacks sitting at 98.9% positive. Every system ships with a twelve month warranty and is bench tested before dispatch from our Bromsgrove Worcestershire workshop. Birmingham AV Ltd is registered at Companies House under number 12383651, VAT number GB 348755066, and is one of the highest volume refurbished PC operations on eBay UK.