--- product_id: 120486328 title: "Memory 64GB (2X 32GB) DDR4 PC4-21300 2666MHz RAM | 288-Pin Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs" brand: "owc" price: "$1028.12" currency: USD in_stock: true category: "Owc" url: https://www.desertcart.us/products/120486328-memory-64gb-2x-32gb-ddr4-pc4-21300-2666mhz-ram-288 store_origin: US region: United States of America --- # 2666 MHz blazing speed 64GB total capacity 1.2V low power efficiency Memory 64GB (2X 32GB) DDR4 PC4-21300 2666MHz RAM | 288-Pin Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs **Brand:** owc **Price:** $1028.12 **Availability:** ✅ In Stock ## Summary > 🚀 Upgrade your rig, upgrade your hustle. ## Quick Answers - **What is this?** Memory 64GB (2X 32GB) DDR4 PC4-21300 2666MHz RAM | 288-Pin Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs by owc - **How much does it cost?** $1028.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/120486328-memory-64gb-2x-32gb-ddr4-pc4-21300-2666mhz-ram-288) ## Best For - owc enthusiasts ## Why This Product - Trusted owc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lifetime Peace of Mind:** Backed by OWC’s industry-leading Lifetime Limited Warranty and Advanced Replacement Program—tech support included. - • **Seamless Compatibility:** Engineered for 2018+ Mac mini, 2019+ iMac Retina 5K, plus top PC brands like Dell, HP, Lenovo, ASUS—upgrade without limits. - • **Effortless Installation:** 260-pin SO-DIMM form factor designed for quick, hassle-free upgrades that keep you ahead of the tech curve. - • **Energy Smart Performance:** Runs at a power-efficient 1.2 volts, reducing heat and extending your device’s lifespan while boosting speed. - • **Maximize Multitasking Power:** 64GB DDR4 RAM lets your Mac mini, iMac, or PC handle everything from heavy workflows to gaming without a hiccup. ## Overview The OWC 64GB (2x32GB) PC21300 DDR4 2666MHz SO-DIMM memory kit delivers a high-capacity, power-efficient upgrade compatible with 2018+ Mac mini, 2019+ iMac Retina 5K, and major PC brands. Featuring 260-pin modules running at 1.2 volts and CL18 latency, it ensures fast, reliable performance backed by OWC’s Lifetime Limited Warranty and Advanced Replacement Program. ## Description Buy OWC 64GB (2 x 32GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Ram Module Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs (OWC2666DDR4S64P): Memory - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - OWC 64.0GB UPGRADE: Consists of Two 32GB DDR4 PC4-21300 SODIMM 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade; Backed by OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program - COMPATIBLE WITH: 2020 iMac: iMac w/Retina 5K display (27 inch mid 2020) Model ID: iMac20,1 and iMac20,2 (3.1GHz i5, 3.3GHz i5, 3.8GHz i7, 3.6GHz i9) - COMPATIBLE WITH: 2019 iMac: iMac w/Retina 5K display (27-inch Early 2019) Model ID: iMac19,1 (3.0GHz i5, 3.1GHz i5, 3.7GHz i5, 3.6GHz i9) Models: MRQY2LL/A, MRR02LL/A, MRR12LL/A - COMPATIBLE WITH: 2018 Mac mini: Mac mini (Late 2018) (November, 2018) Model ID: Macmini8,1 (3.6GHz i3, 3.0GHz i5, 3.2GHz i7) Models: MRTR2LL/A, MRTT2LL/A - COMPATIBLE WITH: gaming laptops and PC desktops: Dell, HP , Toshiba, ASUS, Acer, Supermicro, Fujitsu, Gigabyte, Intel, Lenovo, LG, Samsung, Sony, Supermicro - COMPATIBLE PART NUMBERS: CT2K32G4S266M, CT32G4S266M, KCP426SD8/32, CT32G4SFD8266, HMAA4GS6AJR8N-VK, M471A4G43MB1‐CTD, MUQQ2G/A - INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PTRZSHB | | Additional Features | Lightweight | | Best Sellers Rank | #157 in Computer Memory | | Brand | OWC | | Column Address Strobe Latency | CL18 | | Compatible Devices | Desktop | | Customer Reviews | 4.6 4.6 out of 5 stars (4,067) | | Data Transfer Rate | 2666 MHz | | Form Factor | SO-DIMM | | Manufacturer | Other World Computing | | Memory Form Factor | SODIMM | | Memory Generation | DDR4 | | Memory Speed | 2666 MHz | | Mfr Part Number | OWC2666DDR4S64P | | Model Name | OWC2666DDR4S64P | | Model Number | 2666DDR4S64P | | Number of Pins | 260 | | RAM Memory Technology | DDR4 | | RAM Size | 64 GB | | UPC | 810586031387 | | Unit Count | 1.0 Count | | Voltage | 1.2 Volts | | Warranty Description | OWC Memory Lifetime Limited Warranty including Advanced Replacement Program | ## Product Details - **Brand:** OWC - **Compatible Devices:** Desktop - **Computer Memory Size:** 64 GB - **Memory Speed:** 2666 MHz - **RAM Memory Technology:** DDR4 ## Images ![Memory 64GB (2X 32GB) DDR4 PC4-21300 2666MHz RAM | 288-Pin Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs - Image 1](https://m.media-amazon.com/images/I/618ypV7usKL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Frequently Bought Together - OWC 64GB (2 x 32GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Ram Module Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs (OWC2666DDR4S64P) - 2020 Apple iMac with Retina 5K Display (27-inch, 8GB RAM, 512GB SSD Storage) - Apple Magic Keyboard with Numeric Keypad: Wireless, Bluetooth, Rechargeable. Works with Mac, iPad, or iPhone; US English - White --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/120486328-memory-64gb-2x-32gb-ddr4-pc4-21300-2666mhz-ram-288](https://www.desertcart.us/products/120486328-memory-64gb-2x-32gb-ddr4-pc4-21300-2666mhz-ram-288) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-28*