Latest BIOS flashing utilities for graphics cards can be found in our Downloads Section: AMD/ATI | NVIDIA
In case something goes wrong, make a backup of your original BIOS before flashing.
Have BIOS not listed here? Submit it using GPU-Z to extract and upload your BIOS.
| Manufacturer | Model | Date compiled | Version | Interface | Core/Mem/Boost | Memory | Links |
|---|---|---|---|---|---|---|---|
| Sapphire | HD 4850 1024 MB | 2012-05-23 22:53:00 | 011.022.009.008.029595 | PCI-E | 625 / 700 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-05-11 22:35:00 | 011.019.000.015.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 1024 MB | 2009-04-21 00:19:00 | 011.021.000.005.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 1024 MB | 2009-08-10 23:55:00 | 011.021.000.007.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-04-03 06:38:00 | 011.019.000.015.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-02-18 04:58:00 | 011.014.000.003.029595 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-06-18 23:35:00 | 011.014.000.003.029595 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-06-10 02:41:00 | 011.014.000.003.029595 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-05-26 07:07:00 | 011.019.000.015.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 1024 MB | 2009-04-03 06:44:00 | 011.021.000.005.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-05-27 06:09:00 | 011.019.000.015.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-02-27 02:52:00 | 011.014.000.003.029595 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-02-24 00:17:00 | 011.013.000.002.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-03-31 04:26:00 | 011.019.000.015.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-03-04 04:53:00 | 011.019.000.015.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 1024 MB | 2009-04-09 00:05:00 | 011.021.000.005.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 1024 MB | 2009-03-30 22:12:00 | 011.021.000.005.000000 | PCI-E | 650 / 1000 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-02-27 05:58:00 | 011.013.000.002.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-02-25 08:15:00 | 011.014.000.003.029595 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 1024 MB | 2009-01-07 22:27:00 | 011.014.000.003.000000 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-03-04 00:07:00 | 011.014.000.003.029595 | PCI-E | 625 / 993 | GDDR3 | Download | Details |
| Sapphire | HD 4850 512 MB | 2009-01-18 21:20:00 | 011.014.000.003.029595 | PCI-E | 625 / 993 | GDDR3 | Download | Details |