Rockstar have released the recommended PC specs for Max Payne 3. So you know what you need in order to get bullet time only when you intend it...
Windows 7 32/64 Service Pack 1, Windows Vista 32/64 Service Pack 2, Windows XP 32/64 Service Pack 3
Intel Dual Core 2.4 GHZ - i7 3930K 6 Core x 3.06 GHZ / AMD Dual Core 2.6 GHZ - FX8150 8 Core x 3.6 GHZ
2GB - 16GB
NVIDIA® 8600 GT 512MB VRAM - NVIDIA® GeForce® GTX 680 2GB VRAM / Radeon HD 3400 512MB VRAM - Radeon HD 7970 3GB VRAM
100% Direct X 9.0 compatible - Direct X 9.0 compatible supporting Dolby Digital Live
There's also a few fresh screens you can take a look at below. Just a few weeks left now...