HT Games
| Feature | Xbox (Original) | Xbox 360 |
|---|---|---|
| CPU | 733 MHz Intel Pentium III (Custom) | 3.2 GHz PowerPC Tri-Core (Xenon) |
| GPU | NVIDIA NV2A (233 MHz) | ATI Xenos (500 MHz, Unified Shaders) |
| RAM | 64 MB Unified DDR | 512 MB GDDR3 Unified |
| Storage | 8–10 GB HDD (built-in) | Memory Units → 20/60/120/250/320/500 GB HDD (removable) |
| Disc | DVD-5/9 (Single/Dual Layer) | DVD-9 (later: HD-DVD add-on, then Blu-ray not supported) |
| Online | Xbox Live (2002, paid, broadband only) | Xbox Live Gold (central, achievements, party chat, marketplace) |
| Controller | "Duke" / "Controller S" (Wired) | Wireless standard, Guide button, triggers, bumpers |
| Backward Compat | N/A | ~600 Original Xbox games (via emulator, requires HDD) |
| Key Exclusives | Halo: CE, Fable, Forza, Ninja Gaiden, KOTOR | Halo 3, Gears of War, Mass Effect, Forza 2–4, Fable II/III |