HP 2YY45AA#ABB EX920 256GB NVMe PCIe M.2 SSD — main product image

HP 2YY45AA#ABB EX920 256GB NVMe PCIe M.2 SSD

HP 2YY45AA#ABB EX920 256GB NVMe PCIe M.2 SSD

Name: HP 2YY45AA#ABB EX920 256GB NVMe PCIe M.2 SSD
Brand: HP
SKU: 2YY45AA#ABB

★★★★★5.0 (1 reviews)

256GB NVMe

HP's EX920 M.2 NVMe SSD delivers fast boot times and snappy application loads in a compact 256GB package.

$87.63*

Check availability

*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

The HP EX920 is an M.2 NVMe solid-state drive built on the PCIe 3.0 x4 interface with NVMe 1.3 protocol support. At 256GB, it is positioned as a system drive for users looking to upgrade from a SATA SSD or traditional hard drive. The NVMe interface delivers significantly higher sequential and random I/O performance compared to SATA, translating into faster boot sequences, quicker application launches, and more responsive day-to-day computing.

The M.2 form factor means the EX920 mounts directly onto a compatible motherboard slot without any data or power cables, keeping builds clean and reducing clutter. While 256GB is adequate for an operating system and a core set of productivity applications, users who store large media libraries, game collections, or virtual machines will likely need to pair it with additional storage. For budget-conscious builders seeking a meaningful speed upgrade over SATA in a proven brand, the EX920 delivers strong value at the entry-level NVMe tier.

Key Features

Easy setup for quick start and shutdown

Fast reading speed

Specifications

Brand

Model

EX920 (2YY45AA#ABB)

Capacity

256GB

Form Factor

M.2

Interface

NVMe PCIe 3.0 x4

Protocol

NVMe 1.3

Pros & Cons

👍 Pros

NVMe PCIe 3.0 x4 interface provides substantially faster speeds than SATA SSDs
M.2 form factor installs directly on the motherboard with no cables required
HP branding and NVMe 1.3 protocol support offer solid mainstream reliability

👎 Cons

256GB capacity fills up quickly if used as the sole drive for OS, applications, and files
PCIe 3.0 interface is a previous generation, with PCIe 4.0 and 5.0 drives now available at competitive prices
No included heatsink may lead to thermal throttling under heavy sustained writes

Frequently Asked Questions

What interface does the HP EX920 use?

It uses the NVMe PCIe 3.0 x4 interface in an M.2 form factor, which is significantly faster than SATA-based drives.

Is the EX920 compatible with older motherboards that only have SATA M.2 slots?

No. The EX920 requires an M.2 slot that supports NVMe over PCIe. It will not work in M.2 slots that are keyed for SATA-only drives.

Does this drive include a heatsink?

No heatsink is included. If your motherboard does not have a built-in M.2 heatsink, a third-party heatsink can help manage thermals under sustained workloads.

Is 256GB enough for a primary system drive?

It is sufficient for the operating system, core applications, and a moderate number of files. Users with large game libraries or media collections may want a higher-capacity drive or a secondary storage device.