As far as the Apple Thunderbolt Display, I don’t own one to test. As far as the reading I’ve done, it won’t work because its Thunderbolt, as opposed to on the Cinema Display, Mini DisplayPort. It’s worth trying when the adapter is that cheap!
'''2019 SOLUTION'''
'''COMPUTER'''
'''Mac Pro (Early 2009)'''
2 x 3.33 GHz 6-Core Intel Xeon
64 GB 1333 MHz DDR3
Jason's M.2 512GB (PCI Adapter)
'''Radeon Vega Frontier Edition 16 GB (running macOS Mojave 10.14.4 natively with boot screen)'''
16TB RAID 0 Storage
3TB Archive
1TB Samsung SSD T5 Scratch Disk via USB-C (PCI Adapter)
'''DISPLAY'''
'''Apple Cinema Display (A1316)'''
27-inch (2560 x 1440)
I used this adapter to and extension cable to get it working!
'''https://www.amazon.com/gp/product/B003N3DTKY/ref=ppx_yo_dt_b_asin_title_o03_s00?ie=UTF8&psc=1'''
'''https://www.amazon.com/gp/product/B01KRLQG2M/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1'''
As far as the Apple Thunderbolt Display, I don’t own one to test. As far as the reading I’ve done, it won’t work because its Thunderbolt, as opposed to on the Cinema Display, Mini DisplayPort. It’s worth trying when the adapter is that cheap!