Will Downloading EA Download Manager and Content Slow the Sims 2 Double Deluxe Down?

I have the Sims 2 Double Deluxe and System Requirements Lab says the game runs excellently. I wanted to download EA Download Manager and some content. I want to know if it will slow my game/ computer down. CPU

Minimum: 1.0 GHz processor

You Have: Intel(R) Pentium(R) 4 CPU 3.00GHz

CPU Speed

Minimum: 1 GHz

You Have: 2.99 GHz

RAM

Minimum: 256 MB

You Have: 510.1 MB

OS

Minimum: Windows 7, Vista, XP, ME, 2000, 98

You Have: Microsoft Windows XP Professional Service Pack 3 (build 2600)

Video Card

Minimum: A T&L-capable video card with at least 32 MB of video RAM. ATI Radeon series 8500 or better, NVIDIA GeForce series GeForce2 GTS and better

You Have: RADEON X300 SE (0x5B60)

Features: Minimum attributes of your Video Card

Required You Have

Video RAM 32 MB 64.0 MB

3D Yes Yes

Hardware T&L Yes Yes

DirectX version

Minimum: 9.0c

You Have: 9.0c

Sound Card

Minimum: Yes

You Have: SoundMAX Integrated Digital Audio

Free Disk Space

Minimum: 5 GB total for all three games.

You Have: 117.6 GB

Those are the requirements and what I have, copied from System Requirements Lab.