HP

HP P1N53AT 4GB DDR4-2133 SODIMM Memory

4GB DDR4

A straightforward DDR4-2133 SODIMM upgrade that adds 4GB of reliable HP-certified laptop memory.

$40.00*
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*Price sourced from Amazon.com. Last updated:Sep 06, 2026.Price and availability are subject to change — details.

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Overview

The HP P1N53AT is a 4GB DDR4-2133 SODIMM memory module from HP's SmartBuy line. It is designed as a straightforward upgrade path for laptops and compact systems that have an available DDR4 SO-DIMM slot. At 2133MHz, it operates at the base DDR4 frequency, making it broadly compatible with DDR4-era systems regardless of whether they support higher memory speeds.

With 4GB of capacity, this module is best positioned as a supplementary upgrade — pairing it with an existing module to increase total system memory. For users running basic productivity applications, web browsing, or light multitasking, it can meaningfully improve responsiveness on memory-constrained systems. HP's SmartBuy designation means it has been validated for use in HP's own product lines, which simplifies purchasing for IT departments managing HP fleets.

Key Features

Improve start-up times with fewer delays during routine operations, run more programs simultaneously, and easily toggle between them with super-fast, power-efficient memory

Ensure that all of your memory characteristics match by upgrading with HP-branded memory that’s been tested for seamless system-level integration with HP PCs.

Protect your investment with the same world-class HP limited warranty you get for your PC.

Specifications

Brand
HP
Model
P1N53AT
Capacity
4GB
Type
DDR4-2133 SODIMM

Frequently Asked Questions

It is a DDR4-2133 SODIMM, designed for laptops and small form factor systems that accept 260-pin DDR4 SO-DIMM slots.
This is a single 4GB memory module.
While it is an HP-branded SmartBuy part (P1N53AT), DDR4-2133 SODIMMs use a standard form factor. It should work in any system that supports DDR4-2133 SODIMMs, though HP validates it specifically for their own systems.
The module is rated at DDR4-2133. If installed in a system with a higher-speed memory controller, it will typically operate at 2133MHz or the system may downclock other modules to match.