Is Exfat Slower. Anyway, i'm seeing an incredibly slow transfer speed con this SSD

Anyway, i'm seeing an incredibly slow transfer speed con this SSD, like 20 or more times slower than it should be (around 50MB/s or less instead of the "up to" 1GB/s attended). It copies slower than a Seagate Elements 1. NTFS is very slow for small files but the fastest with 25MB/s speed for large files. The speed is noticeably different when I tried to fast forward movies (over 4gb). What is actually happening? I am backing up my machine on an external HDD hard-drive of 2TB formated in exFAT via USB using rsync on Ubuntu 22. NTFS on flash memory has been known to be inefficient for quite some time. Sep 28, 2023 · exFAT and NTFS are the two main file systems for external drives on Windows. Lack of journaling and file system overhead ExFAT is designed as a lightweight file system without journaling (unlike NTFS). Nothing that I own with an Android-based OS can read an NTFS-formatted drive but they can read an exFAT-formatted drive. Device Compatibility The operating system's compatibility is crucial when choosing between exFAT, FAT32, and NTFS. But here are some reasons you may want to consider using exFAT rather than the default NTFS. This cross-platform availability makes exFAT an ideal format for external drives and storage devices that need to be used across different operating systems without running into compatibility issues. Dec 3, 2022 · I NEED it to be formatted in exFAT, cause i do have to access files from different OS (Windows and Android), so please don't advice to format it in APFS. 86gb file which is really frustrating when previously done in 3-4 minutes back on Monterey version! I initially formatted the Samsung SSD to ExFAT and Windows 7 guest was painfully slow (minutes to fire up a browser). Dec 17, 2022 · While APFS speeds remain the same, ExFAT speeds have improved. Mac exFat Performance Another aspect of exFat is that the performance is significantly slower than the base file format. ExFAT read speeds now match APFS read speeds, while APFS writes about 5% faster. Introduce differences between exFAT and NTFS in file size limit, security, data transfer speed, compatibility, etc. Oct 3, 2025 · Is exFAT faster or slower than FAT32 and NTFS? Although technical specs lead us into believing that exFAT is a lighter and faster file system than NTFS, we wanted to check it on our own. Does the file system you use matter? We compare performance between FAT32, NTFS, and the From exFAT Versus FAT32 Versus NTFS However, exFAT should be a true competitor to NTFS on systems with limited processing power and memory. ExFAT makes the opposite assumption. Nov 17, 2022 · When I copy data from my MacBook Pro (M1) to my external drive (HDD USB 3. Aug 24, 2023 · FAT32 is also slower than exFAT, but the speed gap isn't as large between exFAT and FAT32 as it is between FAT32 and NTFS. ExFAT is the format of choice for external hard drives, including external SSDs, to obtain the best read/write speeds. 0; to copy 40GB it needs 68h! May 5, 2021 · FAT32 and exFAT are the two main file system options for external drives. However, in my case, the devices that will use the drive dictate the formatting, so speed is a moot point. 1 Hello Everyone, I have a Macbook Pro M1 2020 and since updating to Ventura, transferring files to a hard drive on both Exfat/ FAT32 has been a true nightmare! it's taking about 30 minutes for 1. I can confirm that my exFat formatted drive was working terribly on my new Macbook pro (2022). Here are the main factors that might cause exFAT performance issues: 1. It also allows you to use a storage device on both Windows and macOS. I used to always have exFat as a standard in case I needed to swap. Secure Data Management exFAT (Extensible File Allocation Table) is a file system optimized for flash memory such as USB flash drives and SD cards, that was introduced by Microsoft in 2006. I don’t know why. Jun 6, 2025 · exFAT’s Universal Appeal exFAT, developed by Microsoft, is designed for compatibility with both Windows and macOS systems. 2 days ago · Every external storage device has a file system format. Performance Comparison: NTFS Vs ExFAT Now that we’ve covered the features of NTFS and exFAT, let’s get to the heart of the matter: which file system is faster? Read And Write Speeds I just got a desktop Seagate 8TB Gaming Hub drive exFAT from factory and it's extremely slow. exFAT and FAT32 are both file allocation tables. Copying a single 4 GB video file is a very different workload than copying 40,000 small files. In a Windows-based environment, USB flash disks may be formatted using three different file systems: FAT32, exFAT and NTFS. I struggled for hours playing with all manner of settings in VirtualBox. In this article, we will help you make it clear. Jan 12, 2026 · To format to exFAT on Mac, you can follow this guide. Feb 20, 2024 · Upgraded to Sonoma, exFAT drives run an order of magnitude slower. 6. Also read: how to convert exFAT to NTFS 2. Apr 1, 2025 · Conclusion In a debate regarding exFAT vs NTFS vs FAT32, NTFS is the best format for storage devices with the Windows operating system. Moreover, a professional format software, EaseUS Partition Master and disk management, can easily format external hard drive to NTFS or exFAT. With the iMac I used it with USB-A, as it is a USB-A drive Mar 11, 2016 · ExFAT will look slower than NTFS because NTFS assumes it's on a permanent disc and so can take its time to actually write data blocks because you won't pull the plug on it. exFAT has less overhead since it doesn‘t have to track as much metadata and journaling information. Later, Microsoft introduced the NTFS file system, which improved the performance and reliability of file operations. ExFAT was proprietary until 28 August 2019, when Microsoft made it public domain. May 21, 2025 · FAT32, exFAT, or NTFS—which file system should you choose? Discover the pros, cons, and best use cases for each to pick the right format for your drive. Jan 13, 2026 · An full comparison of exFAT vs. The FAT32 file system is a mature file system, which is an improved version of the original FAT file system used in the MS DOS operating system. Apr 13, 2012 · SSDs serve up data quickly, and prices are low enough that some enthusiasts may want SSDs for data storage. Immediately all my copies to exFAT drives have become incredibly slow. ExFat: kinda slow, more prone to corruption if the transfer gets aborted dirty, I cannot open a folder with a lot of folders / files in it in Mac, uses more space, slower to copy stuff over APFS: great on Mac, can be used on Windows with programs (paragon, etc) but it becomes unreliable (found a lot of sources, mostly on reddit of data Aug 25, 2025 · When you're reformatting a drive, memory card, or flash drive you need to pick a file format. 5 TB external drive formatted in NTFS. When I copy the same data from a Windows PC on that drive, I reached a much better performance (120MByte/sec). exFAT (Extended File Allocation Table) was introduced in 2006, while NTFS (New Technology File System) has been around since the early 1990s. Dec 23, 2025 · Can not decide which format to choose? In this article, we will help you choose the right format - exFAT or NTFS for external hard drive. 5G copy that would have taken a few minutes before takes over an hour now! Nothing else has changed. ExFAT write speeds increased 17 % and read speeds increased 14 %. And we'll show you how to convert exFAT to FAT32 and FAT32 to exFAT on your own. Here's how they compare and which to use. Some even said that exFAT is less reliable than FAT32 due to having only 1 FAT compared to FAT32 having 2 FATs. This was a drive I formatted to exFAT on my 2017 iMac with 10. If you see FAT32, exFAT, and NTFS, but don't know which one to pick, here's what you need to know. It's compatible with both Windows and Mac OS X, making it ideal for those who need to move files between different operating systems. A 2013 study by Review Zone found that for large 3GB+ files, exFAT had transfer speeds up to 3 times faster than NTFS on flash memory. x drive is slow, I ask what they’re doing. Like with most things, the main speed bottleneck will be your hardware, not the file system you use. exFAT is optimized for cross-platform compatibility rather than raw speed. We would like to show you a description here but the site won’t allow us. Jan 6, 2022 · The reason it is slow is that the implementation is not as optimized as it could have been. In order to format the disk so it can be used with better performance on both your Windows PC and your Mac, you can try a different file Nov 6, 2024 · Learn the key difference between ExFAT vs NTFS vs FAT32 file systems, and find out which file system suits you better according to your needs. Jun 8, 2016 · Why is your USB drive so slow? If your drive is formatted in FAT32 or exFAT (the latter of which can handle larger capacity drives), you have your answer. While this reduces overhead for Sep 4, 2024 · Portable: exFAT is designed to be portable, allowing for easy transfer of files between devices and operating systems. Thus, I dived into the spec to see how much of a problem that is. I just upgraded this afternoon from Mac OS Monterrey to Sonoma. 30 GB file transfer to ExFAT format: One minute. However, FAT32 is compatible with virtually every device, but exFAT is not as compatible with older devices or some which are task-specific. Understand key differences, performance, speeds, compatibility, and which one suits your drives best. The take away is that if you want a exfat external drive that works with both Mac and PC, make sure you format it on the Mac or set the unit allocation size to between 128K and 1024K. Aug 20, 2007 · I discovered that even when the directory structure is cached in ram, exFAT is like 60x slower than NTFS, it's literally CPU bound just to traverse large source code directory structures. What is NTFS? Dec 3, 2022 · I NEED it to be formatted in exFAT, cause i do have to access files from different OS (Windows and Android), so please don't advice to format it in APFS. Apr 27, 2019 · I tried this with the drive formatted in ExFat and HFS+ and got around the same speeds. Mar 7, 2022 · EXFAT vs FAT32 speed for cpy -> exfat slower Asked 3 years, 9 months ago Modified 3 months ago Viewed 429 times Feb 11, 2016 · I made a short benchmarking comparison between ExFAT and NTFS in pure MBR and GPT modes. But make sure to put sufficient thermal pad in there when assembling, it has only passive cooling and those speedy SSDs get pretty hot. This is like when I figured out ext3/4 was so much faster than ReiserFS with loads of rpm files, it was the We would like to show you a description here but the site won’t allow us. A third party exFAT driver for macOS exists that you could try out. Jan 27, 2019 · I can't get the HD as well but then i found this: sudo apt-get install exfat-fuse exfat-utils and voilà, my WD Elements is finally back again. Jan 11, 2026 · I'd avoid exFAT anyway even if it wasn't slower. A 2. USB drive vendors tend to format their Feb 3, 2020 · ExFAT is Very Slow When we do File Transfer I'm using Sandisk Flash Drive to transfer my files between MacBook Pro and Windows 10 and I formatted my flash drive to ExFAT Format, Then when I do file transfer from my Mac it is very slow while copying Jun 18, 2017 · Not sure if this is a macOS 10. NTFS file systems in detail. Jul 17, 2025 · exFAT is generally the better choice for USB drives, especially if you plan to store files larger than 4GB. NTFS. Anyway, i'm seeing an incredibly slow transfer speed with this SSD, like 20 or more times slower than it should be (around 50MB/s or less instead of the "up to" 1GB/s attended). It is open-source and can be downloaded for free. NTFS is twice as fast for writing performance compared to exFAT! And you shouldn't use the tablet's internal function to erase/format the SD Card Nov 9, 2023 · However, exFAT can be faster in some scenarios like writing very large files sequentially. Finally I NEED it to be formatted in exFAT, cause i do have to access files from different OS (Windows and Android), so please don't advice to format it in APFS. 13. exFAT’s smaller footprint/overhead makes it ideal for this purpose. 🗨️ Is exFAT slower than NTFS? In general, exFAT can be slightly slower than NTFS for very large files or heavy operations, but for most everyday use, the difference is negligible. 0 - exFAT) it is slow (60 MByte/sec). For some users, it's difficult to choose between exFAT and Mac OS Extended because they don't know about their pros and cons. Jun 30, 2025 · Why is exFAT slow on Windows 11? exFAT can sometimes feel slow on Windows 11 due to several reasons related to how the file system works and how Windows handles it. ExFAT also has a faster file transfer rate than FAT32 and is more efficient in terms of disk space usage. Jul 2, 2025 · Compare exFAT vs. It's less secure than either APFS or NTFS, the only advantage being cross-compatibility. Feb 25, 2020 · Filesystems are something most users don't bother with. exFAT as a responsive speed for small files and a 15MB/s write speed for large files. 4 days ago · Why it feels fast or slow: performance realities When people ask me why their USB 3. Apr 13, 2012 · Does the file system you use matter? We compare performance between FAT32, NTFS, and the newer exFAT file systems on two popular SSD architectures. Sep 4, 2021 · When I searched for recommendations on NTFS vs exFAT, many people recommended NTFS and complained about drives getting corrupted with exFAT due to lack of journaling. However, Ventura speeds are still significantly slower that macOS Monterey. Dec 23, 2025 · Is exFAT the same as FAT32? What's the difference between exFAT and FAT32? Do you know when to use exFAT and when to set FAT32 as the file system for your storage devices? Follow this page, you'll get all answers. I tried formatting to ExFat because I did not know what else could fail and lo and behold it gave me 1600MB/s (write) and 800 MB/s (read). . However, exFAT is best for portable storage devices due to more efficient power and memory management. (Apple M1 Max, 64GB). Nov 16, 2023 · Yes, exFAT is slower than NTFS. ExFAT works with Linux and Mac OS X, and other operating systems. Jan 27, 2023 · ExFAT supports files larger than 4 GB and allows for a maximum file size of 128 PB (petabytes). 13 issue or a 2017 MacBook USB-C issue or some combination thereof but file transfers to my Lexar S73 128 GB USB drive are extremely slow. Jan 16, 2023 · Incredibly slow transfer exFAT/FAT32 on Ventura13. Jan 14, 2026 · If you’re looking to create a file system, you’ll likely need to evaluate exFAT versus NTFS. However, once I got my new computer, the drive would take forever to mount and would seriously slow down my system when using it for reading media content to Photoshop/FinalCut. I never noticed that copying to or from exFAT-formatted drives was slower. 🗨️ Is APFS better than NTFS? I tried exFAT in order to use my external hdd on both mac and windows but I found it's so much slower than HFS+. My experience with a good Samsung SSD in that Acasis enclosure is also very positive. It offers faster transfer speeds and better compatibility with modern operating systems. Jan 14, 2024 · Crucial ExFat formatted SSD faster than another same SSD formatted APFS My Crucial 4TB x9 SSD, run as factory default with ExFat formatting gets me about 1400MB/s write and 900 Read with Black Magic Speed Test. So now i'm trying to copy the most important stuff in my new HD (a 2TB NTFS Toshiba) but the copy is ridiculously slow, like <1mb and they are both usb 3. I stuck with the ExFat formatting But then I copied over a whole directory structure with many different folders and subfolders and, at some point, it started reading and writing extremely slowly. On macOS, the compatible formats include FAT, ExFAT, APFS, and Mac OS Extended. 04 and the file is extremely slow (sometimes stuck at 20kB/s for several seconds). Discover the distinctions between these two systems and how to decide between them to choose the option that best meets your particular needs. exFAT is an improved version which offers a much larger file size and partition limit. Flash drives typically handle sequential reads and writes well, but random small writes force the controller to do extra work. I doubt that it has better performance for. Dec 23, 2025 · Are you searching which file system you should choose between, NTFS or exFAT for HDD? If yes, then stick around and read till the end to know the differences and the ways to format HDD and SDDs. That’s pretty respectable overall for ExFAT as I always expect it to be slow but it really isn’t. Sep 12, 2022 · And because I like to time things with a stopwatch I’m copying a 30 GB folder full of video files to the empty drive using my favorite all around Mac app Path Finder. exFAT Storage Capacity: How Many Gigabytes Are Supported? The exFAT file system is a popular choice for those who need to format external drives and USB flash drives.

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