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HP S1 Single RAM 8GB DDR4 2666MHz CL19 Laptop Memory - 7EH98AA#ABC

HP S1 Single RAM 8GB DDR4 2666MHz CL19 Laptop Memory - 7EH98AA#ABC

Bottom line: The HP S1 Single RAM 8GB DDR4 2666MHz CL19 Laptop Memory ($918.00 on Amazon as of 2026-10-21 10:14 UTC): 8GB DDR4 at 2666MHz CL19 in a single laptop module; main trade-off: CL19 timings are looser than enthusiast-grade DDR4 modules.

$918.00

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Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 8GB DDR4 at 2666MHz CL19 in a single laptop module
  • ✓ 1.2V operating voltage keeps power draw and heat low on battery
  • ✓ Built to JEDEC standards and tested on major laptop brand motherboards
  • ✓ Backed by a 5-year HP warranty
  • ✓ Simple route to 16GB total when paired with a matching 8GB stick

Cons

  • ✗ CL19 timings are looser than enthusiast-grade DDR4 modules
  • ✗ Single 8GB stick; you need two for dual-channel bandwidth
  • ✗ DDR4 only - will not fit DDR3 or DDR5 laptops
  • ✗ Laptop memory only; not for desktop DIMM slots

Manufacturer description

The HP S1 8GB DDR4 laptop memory module (part number 7EH98AA#ABC) is a single-stick upgrade for notebooks with DDR4 slots. It adds capacity for browser tabs, office suites and everyday multitasking. The module runs at 2666MHz with CL19 timings, so it can fill an empty slot or replace a smaller module you already have. The HP S1 is built to JEDEC standards and runs at a low 1.2V. That keeps power draw and heat down, which helps on battery-powered machines. HP states that the module passed motherboard compatibility testing with major laptop brands. It is designed for laptop motherboards and…

SpecPicks Verdict

SpecPicks scored HP S1 Single RAM 8GB DDR4 2666MHz CL19 Laptop Memory using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. Compare with similarly-priced alternatives in the memory & ram category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for memory & ram of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

Will the HP S1 8GB DDR4 RAM work in my laptop?

It is designed for laptop motherboards and systems that support DDR4, and HP says it passed compatibility testing with major laptop brands. Check your laptop's manual or spec sheet to confirm it uses DDR4 and has a free or replaceable slot.

What speed and timings does this module run at?

This listing (7EH98AA#ABC) is an 8GB DDR4 module rated at 2666MHz with CL19 latency, running at 1.2V.

Can I mix this 8GB stick with the RAM already in my laptop?

DDR4 modules at different speeds will usually run together at the slower module's speed. For dual-channel performance, pair it with another 8GB DDR4 module at the same 2666MHz rating.

Will a 2666MHz module work in a laptop that supports 3200MHz DDR4?

DDR4 laptops that support faster speeds can typically run 2666MHz memory at its rated speed. Confirm the supported memory speeds in your laptop's documentation before buying.

What warranty does the HP S1 memory come with?

The listing states a 5-year warranty. Check the product listing or HP's support site for the current terms and claim process.

Key Features

  • High cost performance without the need of repeated comparisons: The new-generation DDR4 memory has 4G, 8G, and 16G capacity, respectively, with the main frequency being 2400mhz and 2666MHz
  • Quality particles passed rigorous tests: Complies with JEDEC standards, features optimal memory particles, and passed rigorous testing, to ensure the quality of components.
  • Wide compatibility: Passed the motherboard compatibility test of major laptop computer brands and is compatible with laptop motherboards and systems that support DDR4
  • Energy conservation and environmental protection, adapting to high-intensity work: Operate under 1.2V low voltage, with high efficiency and low power consumption, ensuring stable performance
  • World-Class Quality & Support: 5 Years Warranty

Full Specifications

BrandHP
ColorBlack
Weight4g
Voltage220
RAM TypeDDR4 SDRAM
CPU ModelIntel Core i5
Model NameV2
Model Year2024
Resolution1080p
Unit Count1.0 Count
Form FactorSO-DIMM
Screen Size15.6 Inches
CPU CodenameTiger Lake
CPU L2 Cache1 MB
CPU L3 Cache8 MB
Display TypeLCD
Memory Speed2666 MHz
Model Number7EH98AA
Power DeviceAC adapter
Video OutputHDMI

Ready to buy?

HP S1 Single RAM 8GB DDR4 2666MHz CL19 Laptop Memory - 7EH98AA#ABC is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $918.00

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

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