Lexar NM620 | 1TB Capacity | M.2 2280 PCIe Gen3x4 NVMe | Up to 3500MBps Read

Enough space for RAW shoots, music sessions and video edits, letting creatives stop deleting things.


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Note: price and availability are subject to change without prior notice



Mascom International stocks the Lexar NM620 1TB at KSh 22,500, brand new and sealed in Lexar packaging. This M.2 2280 drive connects over PCIe Gen3x4 NVMe and reads at up to 3500MB/s, with sequential writes at up to 3000MB/s on this capacity. The Lexar NM620 uses 3D TLC NAND flash and carries a 500TB written endurance rating, twice that of the 512GB version. It is available for collection at Old Mutual Building, First Floor Room 4, Kimathi Street, Nairobi CBD, and for pay-on-arrival delivery across the country.

Built for photographers, videographers, developers and gamers across Kenya, the Lexar NM620 1TB gives a laptop or desktop enough space that you stop deleting files to make room. A wedding photographer in Westlands can keep a full season of RAW shoots on the machine and still edit at speed. A developer running virtual machines and large code repositories avoids the slowdowns that come with a nearly full drive. Desktop users can add the Lexar NM620 as a second drive, keeping Windows on the old disk while games and projects load from the faster one. That setup also leaves your current files untouched during the upgrade.

Where most Nairobi electronics shops push whatever drive is cheapest that week, Mascom International keeps genuine Lexar stock with published speed and endurance figures. The 1TB Lexar NM620 costs KSh 8,500 more than the 512GB version but doubles the space, so each gigabyte works out cheaper. Buyers throughout Kenya report that they wish they had chosen the larger drive from the start, since space fills faster than planned. Walk into our Kimathi Street shop to see the drive, or WhatsApp your computer model and we will confirm the fit first.

Common Questions About the Lexar NM620

What is the Lexar NM620 1TB price in Kenya?
The Lexar NM620 1TB sells for KSh 22,500 at Mascom International in Nairobi CBD, brand new and sealed. That price covers our 6-month warranty and pay-on-arrival delivery to every county, so the money changes hands only once the drive arrives. It costs KSh 8,500 more than the 512GB Lexar NM620 at KSh 14,000, yet doubles the space. At about KSh 22.50 per gigabyte, the 1TB model gives better value for anyone who stores photos, video or games.

How does the Lexar NM620 1TB compare with the Lexar NM610 PRO 1TB?
The Lexar NM620 1TB reads at up to 3500MB/s for KSh 22,500, while the Lexar NM610 PRO 1TB reads at up to 3300MB/s for KSh 17,000. Both are Gen3 NVMe drives in the M.2 2280 size. In daily use, opening apps and booting Windows feel much the same on either. Choose the NM620 for its faster writes and 500TB endurance rating when you move large files often. Choose the NM610 PRO when saving KSh 5,500 matters more than a small speed gain.

Does the Lexar NM620 handle the heat and dust of Kenyan offices and workshops?
The Lexar NM620 runs within a 0°C to 70°C operating range, which covers a well-ventilated laptop or desktop even on hot afternoons in Mombasa or Industrial Area. The drive itself sits sealed inside the computer, so dust does not reach it directly. Dust does block the fans that cool it, though. Blow out laptop vents and desktop filters every few months, especially in workshops and shops near busy roads, and the drive will keep running at full speed.

Is the Lexar NM620 1TB good for photo and video editing?
Yes, the Lexar NM620 1TB suits photographers and videographers who edit 1080p and 4K footage on a laptop or desktop. Its 3500MB/s reads let editing software scrub through timelines without stalling, and its 3000MB/s writes save exported files fast. The drive holds about 300,000 photos at 3MB each, or about 7,000 RAW files at 25MB alongside your software. Keep finished client work backed up to a portable drive, since one copy of anything is never enough.

Can I add the Lexar NM620 as a second drive in my desktop?
Yes, the Lexar NM620 works as a second drive in any desktop with a free M.2 slot that supports PCIe NVMe. Windows stays on your existing disk, and the new drive holds games, projects or CCTV recordings. Many motherboards have two M.2 slots, so check your board's manual or send its model name to our team on WhatsApp. Shops in Nairobi running POS and camera software on one desktop often find this the simplest way to add space.

How long will the Lexar NM620 1TB last?
The Lexar NM620 1TB is rated for 500TB written, or about 274GB of new data every day for five years. Most office and home users write far less than 50GB a day, so the drive should outlast the computer it sits in. Lexar quotes a 1,500,000-hour MTBF, a statistical reliability figure across large numbers of drives. Long life still depends on clean power, so desktops in areas with frequent KPLC outages benefit from a UPS.

Does the Lexar NM620 need a heatsink?
Most laptops run the Lexar NM620 without a heatsink, since its Gen3 speeds produce modest heat and the drive is just 2.25mm thick. Many desktop motherboards include a metal cover over the M.2 slot, and you can fit it over this drive for extra cooling during long file transfers. Do not add a thick aftermarket heatsink to a laptop, because it can stop the bottom cover from closing. Our team on Kimathi Street can advise on your machine.

Who should buy the Lexar NM620 1TB and who should skip it?
Buy the Lexar NM620 1TB if you want fast NVMe storage with plenty of room for creative work, games or large business files. Skip it if your laptop has a Gen4 slot and you want more speed for similar money; the Lexar NQ700 1TB costs KSh 19,500. Skip it for a PS5 as well, since Sony requires Gen4; the Lexar NM790 1TB fits there. Light users who mostly browse and type documents will be fine with the 512GB version.

Technical Specifications

Performance and Speed
  • Sequential read up to 3500MB/s — large video files, game levels and software installers load in a few seconds.
  • Sequential write up to 3000MB/s on the 1TB capacity — faster than the 512GB version when exporting or copying big files.
  • Random read up to 300K IOPS — IOPS measures small operations per second, which shapes how quickly programs launch and respond.
  • Random write up to 256K IOPS — saving thousands of small files, such as code builds or photo previews, stays quick.
  • PCIe Gen3x4 link with the NVMe 1.4 protocol — four data lanes connect directly to the processor for low delay.

Capacity and Real-World Storage
  • 1TB raw capacity — Windows shows about 931GB usable after formatting, which is standard for every drive sold today.
  • Space for about 300,000 photos at 3MB each — a decade of family and work pictures held on one drive.
  • About 120 hours of 1080p video or about 44 hours of 4K footage at standard recording settings.
  • Fits Windows, editing software, several large PC games and a full archive of business records without crowding the drive.
  • About KSh 22.50 per gigabyte at KSh 22,500 — cheaper per gigabyte than the 512GB Lexar NM620 at KSh 14,000.

Interface and Compatibility
  • M.2 2280 form factor, 22mm wide by 80mm long — the slot size used in most laptops and desktop motherboards.
  • Requires an M.2 slot that supports PCIe NVMe — slots wired for SATA M.2 drives only will not recognise this drive.
  • Runs in PCIe Gen4 slots at its Gen3 speed — newer laptops and motherboards accept it without any adapter or setting change.
  • Works as a boot drive or a second storage drive — Windows and Linux both support NVMe drives without extra drivers.
  • Not suitable for PS5 storage expansion — the console's M.2 bay asks for a PCIe Gen4 drive to meet Sony's requirement.

Build, Endurance and Reliability
  • 3D TLC NAND flash — memory cells stacked in layers, giving a fair balance of speed, capacity and lifespan.
  • Rated for 500TB written — about 274GB of new data every day for five years before reaching that figure.
  • 1,500,000-hour MTBF — mean time between failures, a reliability figure Lexar calculates across large numbers of drives.
  • Operating temperature of 0°C to 70°C — suits the inside of a ventilated laptop or desktop during warm Kenyan afternoons.
  • Shock rating of 1500G and vibration rating of 20G — no spinning parts, so travel knocks carry far less risk.

Inclusions and Support
  • The drive alone in sealed Lexar retail packaging — mounting screws are not included, since most machines keep their own.
  • Five-year limited warranty from the maker — coverage that sits alongside the Mascom International in-store warranty term.
  • Mascom International 6-month warranty — manufacturing defect claims are handled in person at our Nairobi CBD service desk.
  • Free compatibility check on WhatsApp — share your laptop or motherboard model and our team confirms the slot type first.
  • Pay-on-arrival delivery nationwide — inspect the sealed pack on arrival and pay only once you are satisfied with it.

Package Contents

Inside the sealed Lexar pack you get the Lexar NM620 1TB drive alone. Lexar does not include a mounting screw, heatsink or USB enclosure, since laptops and motherboards normally keep their own M.2 screw next to the slot. If you plan to clone your current drive and your machine has a single M.2 slot, you will need a USB-to-M.2 enclosure; our team can tell you which suits your setup. We open nothing before you see the seal.

Warranty

The Lexar NM620 carries a 6-month warranty through Mascom International, covering manufacturing defects under normal use. Claims are handled at our Nairobi CBD service desk on Kimathi Street. The 5-year limited warranty from Lexar applies as well.

Buying the Lexar NM620 from Mascom International

You will find the Lexar NM620 1TB at Old Mutual Building, First Floor Room 4, Kimathi Street, Nairobi CBD, open Monday through Saturday, 9:00 AM to 7:00 PM. Bring your laptop and our staff can open it with you to check the slot before you pay. The drive ships in one standard Lexar finish, so colour is not a choice here.

Reach us on any of these:
  • Phone/WhatsApp: +254 708 852 521
  • Email: info@mascomintl.com
  • Website: www.mascomintl.com

Delivery is pay-on-arrival to all 47 counties. Customers in Nairobi and its environs receive orders the same day, while Thika, Nyeri, Kisumu and Mombasa get theirs the next business day. Mandera, Wajir, Marsabit, Lamu, Tana River, and Turkana receive delivery within 2-3 business days.

Your purchase is backed by the 6-month warranty set out above.

Our team gives straight answers on specifications, keeps prices accurate, and supports every drive after the sale from our Kimathi Street desk.


Disclaimer: We can not guarantee that the information on this product is 100% correct


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