Ls Models Videos Whats Wrong With The Sims 2 On My Computer?

Whats wrong with The Sims 2 on my computer? - ls models videos

It installs and runs and everything, but when I play it really slowly and jerkily, like froze, 1 seconds of the game, then 1 seconds on the screen.
I did a test and showed that www.systemrequirementslab.com --

CPU
Minimum: Pentium III or Athlon
Have you: AMD Athlon (tm) Processor

CPU speed
Minimum: 800 MHz with a capacity of T & L video card (2.0 GHz without Hardware T & L video card)
Have: 1.0 GHz

System RAM
Minimum: 256 MB
Have: 255.5 MB

Graphics
Minimum: 32 MB 3D accelerated video card (ATI Radeon VE GeForce2/ATI / Intel Extreme Graphics or better)
Have you: NVIDIA RIVA TNT2 Model 64/Model 64 Pro (Microsoft Corporation) (RIVA TNT2 Model 64/Model 64 Pro)
Properties of the graphics card - Minimum attributes of your Video Card Video RAM: Required - 32 MB, You have - 32.0 MB
Video Card 3D Acceleration: Required - Yes, You have - Yes
Video dithering HW: Mandatory - No, you have - Yes
Video HW Transform & Lighting: Required - Not you - not

Well?