SK Hynix 4GB DDR4 2133MHz PC4-2133P Laptop RAM SO-DIMM Memory HMA451S6AFR8N-TF
eBay · the_digital_cat
Price
$10.00
4 GB · per GB
$2.50/GB
From our price history · since Oct 2026
Typical price55% of the 11 Laptop (SO-DIMM) listings this site has logged went for less than this at their best
Typical: $2.50/GB · Lowest ever logged: $1.75/GB on Oct 11, 2026
Every time this tracker refreshes, the site records every listing it finds. These numbers compare this listing to all of them, each at the best price it reached. It's our own data, not copied from another site.
Right now · #4 lowest $/GB of 8 Laptop (SO-DIMM) listings in the tracker today · 29% below today's median ($3.50/GB)
Specs
- Capacity
- 4 GB
- Generation
- DDR4
- Form factor
- Laptop SO-DIMM
- ECC
- No
- Brand
- SK hynix
- Model
- HMA451S6AFR8NTF
- Speed
- PC4-17000 (DDR4-2133)
- Kit
- 1
- Registered
- DDR4 SDRAM
Listing details
- Condition
- Used
Fully tested and functional with no errors. - Store
- eBay
- Seller
- the_digital_cat (133 ratings, 100% positive)
- Format
- Buy It Now
- Ships from
- Portage, Michigan, US
- Returns
- Not accepted
- Quantity
- 0 sold · 1 available
- Listed
- Oct 15, 2026
- eBay category
- Computers/Tablets & Networking › Computer Components & Parts › Memory (RAM)
- Price checked
- Oct 19, 2026
Item specifics from the listing
- Total Capacity
- 4 GB
- Capacity per Module
- 4 GB
- MPN
- HMA451S6AFR8NTF
- Memory Features
- ECC Memory
- Brand
- SK hynix
- Form Factor
- SO-DIMM
- Type
- DDR4 SDRAM
- Unit Type
- Unit
- Number of Modules
- 1
- Manufacturer Warranty
- Lifetime
- Item Height
- 30mm
- Number of Pins
- 260
- Model
- HMA451S6AFR8N-TF
- Bus Speed
- PC4-17000 (DDR4-2133)
- Unit Quantity
- 1
- Country of Origin
- United States
Seller's description
Cheshire Cat Digital SK Hynix 4GB DDR4 Laptop Memory Genuine HP OEM Pull • 2133MHz SO-DIMM • Tested & Working Item Description Up for sale is a genuine, high-quality SK Hynix 4GB DDR4 laptop memory module (Model: HMA451S6AFR8N-TF). This module is an original HP spare part pull (HP P/N: 820569-001) removed cleanly from a working notebook environment, fully verified, and system stress-tested to guarantee flawless plug-and-play operation. An excellent, reliable choice for budget laptop upgrades, system refurbishment, or expanding multitasking capability in compatible mini PCs, small-form-factor devices, and network appliances. Technical Specifications Manufacturer Brand SK Hynix Model / HP Part Number HMA451S6AFR8N-TF / 820569-001 Capacity 4 GB Memory Type DDR4 SDRAM Bus Speed 2133 MHz (PC4-2133P) Form Factor 260-Pin SO-DIMM (Laptop Size) Rank Specs Single Rank (1Rx8) ECC / Buffering Non-ECC / Unbuffered Voltage / CAS Latency 1.2V / CL15 Seller Policy Compatibility: This is a small-outline SO-DIMM module for laptops and mini PCs. It will not fit into standard desktop motherboard slots. Please check your system hardware compatibility before buying. Condition: Pre-owned in immaculate physical and functional shape with pristine contact pin paths. Shipping: Safely wrapped inside a protective anti-static safety shield envelope layer and heavily insulated with bubble cushioning inside a secure mailer pack.
Excerpt in the seller's own words, formatting removed. The full listing has the complete text and terms.
Price history for this listing
First seen Oct 17, 2026 · lowest $10.00 · highest $10.00 · 3 days of data
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Listings from eBay, refreshed every few hours. Prices and availability change fast, so the retailer's own page is always the final word.