How to upgrade a NVMe SSD to a 2014 Mac mini (A quick and easy way!) and SSD disk Speed Test(2014 vs M2), 舊的 Mac mini 2014 升級 SSD 及速度測試比較

SAMSUNG 970 EVO Plus NVMe M.2 SSD 2TB(Gen3*4, Read Speed 3500MB/s, Write Speed 3300MB/s)

拆下來的Apple原廠 256GB SSD 跟連接介面

使用 T6 螺絲起子

打開 Mac Mini 2014 裝入 2TB SSD

沒有按特殊啟動 HOT KEY 會出現問號(因為沒有 Bootup disk)

按 Option-CMD-R

先用 Disk Utility format SSD

接著 Reinstall macOS Monterey

經過 1-2 小時(依據網速)從 Apple server 下載並開始安裝

disk info:

Disk Speed Test:

compare to Apple Mac Mini M2 256GB:

Disk Speed Test use DD command:

WD 512GB SSD
rimmon@home:~$ dd if=/dev/zero of=/tmp/test1.img bs=1G count=1 oflag=sync
1+0 records in
1+0 records out
1073741824 bytes (1.1 GB, 1.0 GiB) copied, 7.15539 s, 150 MB/s


Samsung 970 EVO PLUS 2TB
monster@mini1 ~ % dd if=/dev/zero of=/tmp/test1.img bs=1G count=1 oflag=sync
1+0 records in
1+0 records out
1073741824 bytes transferred in 2.179993 secs (492543703 bytes/sec)
= 469MB/s


Apple Mac Mini M2
rimmon@mini2 ~ % dd if=/dev/zero of=/tmp/test1.img bs=1G count=1 oflag=sync
1+0 records in
1+0 records out
1073741824 bytes transferred in 0.769654 secs (1395096789 bytes/sec)
= 1330MB/s