
Crucial E100 SSD 480GB M.2 NVMe PCIe Gen4 Internal SSD, Up to 4,700MB/s, Laptop & Desktop Compatible - CT480E100SSD8
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AI Verdict
This 480GB M.2 NVMe PCIe Gen4 SSD offers 4,700MB/s read and 2,500MB/s write speeds, but its 60 TBW endurance makes it suitable only for very light use.
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Pros
- Achieves sequential read speeds up to 4,700MB/s, significantly faster than SATA SSDs or HDDs.
- Offers 2,500MB/s sequential write speeds, providing a noticeable performance boost over older storage types.
- Features a compact M.2 2280 form factor, compatible with most modern desktops and laptops.
- Comes with a 3-year limited warranty, covering manufacturing defects for a basic period.
- Installation is straightforward, with step-by-step instructions provided for setup and cloning.
Cons
- The 480GB model has a very low endurance rating of 60 TBW, suggesting limited write cycles before potential degradation.
- Uses lower-tier NAND chips, which some users report are not designed for heavy consumer use.
- Performance may degrade faster than other NVMe drives, especially under sustained heavy workloads.
- Lacks a heatsink, which could lead to thermal throttling during intensive operations.
Dimension Scores
Sequential read speeds of 4,700MB/s and write speeds of 2,500MB/s are faster than SATA, but below average for a Gen4 NVMe drive.
The 60 TBW endurance rating for 480GB is extremely low, and Reddit users report it uses lower-quality NAND chips prone to faster degradation.
480GB is an entry-level capacity, barely enough for an OS and a few applications or games in today's computing environment.
The M.2 2280 form factor and PCIe Gen4 x4 interface are widely compatible with modern desktops, laptops, and gaming consoles.
Best For
- Upgrading an old laptop or desktop still running a hard disk drive for basic tasks.
- A secondary storage drive for games or applications where data loss isn't critical and write cycles are minimal.
- Budget-constrained system builds for users with extremely light daily storage demands.
Not Recommended For
- Primary boot drive or main storage for power users, content creators, or heavy gamers.
- Systems requiring frequent large file transfers or intensive write operations.
- Users expecting long-term durability and consistent performance under demanding conditions.
Watch Out For
- The 480GB model's endurance is only 60 TBW, meaning it can only handle about 60 terabytes of data written over its lifetime before warranty or expected failure.
- Reddit users report the E100 uses 'rock bottom tier chips' from SpecTek, a Micron division for lower-quality NAND, which might affect longevity.
- Some users on Reddit suggest this drive will 'degrade and become slower' earlier than other QLC drives, even with light usage.
Full Specifications
| ASIN | B0DQSX3Z76 |
| Brand | Crucial |
| Color | Black |
| Series | Crucial E100 480GB PCIe 4.0 Gen4 2280 NVMe M.2 SSD |
| Voltage | 28 Volts |
| Language | Italian |
| Batteries | 1 AAAA batteries required. |
| Hard Drive | 480 GB Solid State Drive |
| Item Weight | 0.21 ounces |
| Manufacturer | Crucial |
| Special Feature | Backward Compatible |
| Hardware Platform | Standard |
| Installation Type | Internal Hard Drive |
| Item model number | CT480E100SSD8 |
| Compatible Devices | Desktop, Gaming Console, Laptop |
| Product Dimensions | 3.15 x 0.09 x 0.86 inches |
| Hard Disk Interface | PCIE x 4 |
| Hard Drive Interface | PCIE x 4 |
| Hard Disk Description | Solid State Drive |
| Hard Disk Form Factor | 22 Millimeters |
| Item Dimensions LxWxH | 3.15 x 0.09 x 0.86 inches |
| Connectivity Technology | NVMe |
| Digital Storage Capacity | 128 GB |
| Hard Drive Rotational Speed | 7200 RPM |
What Buyers Say
The most surprising finding from user feedback is the widespread concern on Reddit regarding the Crucial E100's underlying NAND quality and extremely low endurance. Many users express that despite the advertised Gen4 speeds, the drive uses 'rock bottom tier chips' from Micron's SpecTek division, which are not intended for typical consumer use. This leads to warnings that the drive may degrade and slow down prematurely, making it unsuitable for anything beyond very light tasks or as a secondary, non-critical storage device. The 3-year warranty is also seen by some as an indicator of its expected short lifespan.
“Man, I bought this 'cause it was cheap and said Gen4, but seriously, 60 TBW? My old drive had more life than that. Should've just saved up for something that won't die on me in a year.”
Common Praise
- Users report a noticeable speed increase when upgrading from older SATA SSDs or traditional hard drives.
- Installation is generally described as easy and straightforward.
- The drive is often available at a very low price point, making it attractive for budget builds.
Common Complaints
- The 60 TBW endurance for the 480GB model is a frequent point of criticism, indicating a short lifespan for write-intensive tasks.
- Concerns about the use of lower-quality NAND chips (SpecTek) that are prone to faster degradation.
- Reports that the drive is not listed on Crucial's official website, leading to suspicions about its origin as an OEM-focused product.
- Users warn against using it as a primary OS drive or for heavy gaming due to expected performance degradation and early failure.
Ownership Tips
- After a few months, some users notice a drop in performance, especially when moving larger files, which aligns with concerns about the NAND quality.
- The drive runs cool enough for light use without a heatsink, but heavy file transfers can cause it to warm up.
- It's often found on sale, which can be tempting, but the low endurance is a hidden cost for anything but the most basic needs.
Frequently Asked Questions
What is the actual read and write speed of the Crucial E100 480GB SSD?
The Crucial E100 480GB SSD offers sequential read speeds up to 4,700MB/s and sequential write speeds up to 2,500MB/s.
Is the Crucial E100 suitable for gaming?
While it offers Gen4 speeds, Reddit users suggest it's not ideal for gaming loads as a primary drive due to its low endurance and potential for premature failure. It might work as a secondary drive for less critical game installations.
What is the endurance (TBW) of this SSD?
The Crucial E100 480GB SSD has an endurance rating of 60 TBW (Terabytes Written). This is considered very low for an NVMe drive.
Does this SSD come with a heatsink?
No, the Crucial E100 480GB SSD does not typically come with a heatsink.
What is the warranty period for the Crucial E100?
The Crucial E100 comes with a limited 3-year warranty.
Buying Guide
When you're looking at an SSD, especially an NVMe one, you're basically buying speed and how long it'll last. Don't just look at the 'up to' speed numbers; those are peak performance, not what you'll always get. More importantly, check the 'TBW' (Terabytes Written) rating. This tells you how much data you can write to the drive before it's expected to start having issues. A higher TBW means it'll last longer, especially if you're constantly saving or moving big files.
Sequential Read/Write Speed
This is how fast the SSD can read or write large, continuous blocks of data, like when you're loading a big game or copying a movie. Higher numbers mean quicker loading times and faster file transfers.
TBW (Terabytes Written)
Think of this as the SSD's odometer. Every time you save a file, install a game, or update your OS, you're adding to this number. A low TBW, like 60 for this drive, means it's designed for very light use, like a car only meant for short trips. For heavy use, you need a much higher number.
NAND Type (e.g., QLC, TLC)
This refers to the type of memory cells used. QLC (Quad-Level Cell) is cheaper and stores more data per cell but is generally slower and less durable than TLC (Triple-Level Cell). Knowing the NAND type gives you a hint about the drive's expected performance and lifespan, even if not explicitly stated.
Alternatives
If this drive's low endurance is a deal-breaker, look for NVMe SSDs with higher TBW ratings, specifically those using TLC NAND, and sequential write speeds closer to their read speeds for better sustained performance.



