Repo to install macOS on Dell Optiplex 755
| Hardware | Models | macOS Compability | Description |
|---|---|---|---|
| CPU | Xeon E5xxx / L5xxx/ X5xxx | ❌ | 4 Cores Unsupported by Q35 chipset |
| Xeon L3xxx / X3xxx | ✅ | 4 Cores | |
| Core 2 Quad Q8xxx / Q9xxx | ✅ | 4 Cores | |
| Core 2 Quad Q6xxx | 4 Cores Unsupported by macOS 10.12+ |
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| Core 2 Duo E7xxx / E8xxx | ✅ | 2 Cores | |
| Core 2 Duo E4xxx / E6xxx | 2 Cores Unsupported by macOS 10.12+ |
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| Pentium E2xxx | 2 Cores Unsupported by macOS 10.12+ Require FakeCPUID |
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| Celeron 4xx | 1 Cores Unsupported by macOS 10.7+ Require FakeCPUID |
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| GPU | Internal GMA 3100 | ❌ | It is not GMA X3100 model |
| AMD Radeon X1300 | ❌ | ||
| AMD Radeon HD 2xxx / 3xxx | ❌ | ||
| AMD Radeon HD 4xxx / 5xxx / 6xxx | Unsupported by macOS 10.14 | ||
| AMD Radeon HD 7xxx and newer | Unsupported by macOS 10.14 due to LGA 775 board problems! | ||
| Nvidia GeForce 8xxx / 9xxx GT / GTS | Unsupported by macOS 10.14 | ||
| Nvidia GeForce GT / GTX 1xx / 2xx / 3xx | Unsupported by macOS 10.14 | ||
| Nvidia GeForce GT / GTX 4xx / 5xx / 6xx (Fermi) | Unstable in macOS 10.14 | ||
| Nvidia GeForce GT / GTX 6xx / 7xx (Kepler) | ✅ | GK1xx Chips | |
| Nvidia GeForce GT 6xx / 7xx (Kepler 2.0) | ✅ | GK2xx Chips | |
| Nvidia GeForce GTX 750 / 9xx (Maxwell) | Unsupported by macOS 10.14 Require Nvidia Web Driver |
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| Nvidia GeForce GTX 10xx (Pascal) | Unsupported by macOS 10.14 Require Nvidia Web Driver |
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| Nvidia GeForce RTX 20xx (Turing) | ❌ | Unsupported by macOS 10.14+ Require Nvidia Web Driver |
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| Memory | DIMM DDR2 533 / 667 / 800 ECC / Non-ECC | ✅ | Summary up to 8GB |
| DIMM DDR2 1066 ECC / Non-ECC | ❌ | Unsupported by Q35 chipset | |
| Drives | SATA HDD / SSD | ✅ | Operating Mode: IDE / AHCI / RAID SATA Speed: 3Gbs Drives Num: Up to 4 |
| USB | Ver 1.1 (UHCI) / 2.0 (EHCI) | ✅ | 8 Ports + 2 Internal |
| Sound | Built-In Chip ADI 1984 | ✅ | Headphones / Mic / Line In |
| Line Out - Bad sound quality (Disabled) | |||
| ❌ | Built-In speaker (Disabled) | ||
| LAN | Built-In Intel 82566DM | ✅ | |
| PCI Devices | WiFi Atheros AR9220 / AR9223 / AR9227 | ✅ | 2.4 Ghz, 300 Mbit (Real 150 Mbit) Require MiniPCI to PCI Adapter |
| Other devices | ✅ | With 3rd-party drivers (Kexts) | |
| PCI-E Devices | Supported WiFi | ✅ | 2.4 / 5 Ghz |
| Other devices | ✅ | With(out) 3rd-party drivers (Kexts) |