Is this a good computer for gaming and making videos?

Question by : Is this a good computer for gaming and making videos?
CyberpowerPC Gaming Ultra GUA103SE, Black with Red Desktop PC with AMD X4 645 Processor and Windows 7 Home Premium (64-bit): Key Features and Benefits:

# AMD Athlon II X4 645 3.1GHz Processor

# 3.1GHz, 2MB L2 Cache 4GB DDR3 system memory

# Gives you the power to handle the most power-hungry applications and tons of multimedia work 1TB SATA hard drive

# Store more than 333,000 photos, 214,000 songs or 395 hours of HD video and more 24X DVD /- burner

# Watch DVD movies on your CyberpowerPC; read and write CDs and DVDs in multiple formats 10/100/1000 Ethernet

# Connect to a broadband modem or a wired broadband router with wired Ethernet ATI Radeon HD 5450 Graphics Additional Features:

# 6 x USB 2.0 ports, 1 x VGA port, 1 x DVI port, 1 x headphone jack, 1 x microphone jack, 1 x line-in jack, 1 x RJ-45 Ethernet port

Software:

# The CyberpowerPC Gaming Ultra GUA103SE features Genuine Microsoft Windows 7 Home Premium 64-Bit Edition (To learn more about the features of Windows 7, click here)
# Microsoft Office 2010 preloaded (purchase of a Product Key required to activate a full Office 2010 suite)

Support and Warranty:

# 1-year parts and labor limited warranty with toll-free tech support
# Restore discs are no longer included with PCs. We recommend you use the installed software to create your own restore and backup DVD the first week you use the CyberpowerPC Gamer.

What’s In The Box:

# Power cord
# Xtreme Gear USB keyboard
# Xtreme Gear USB optical mouse
# Quick Start Guide and documentation

Best answer:

Answer by Daisy
the key of a good gaming computer is to have an excellent graphics card;

Know better? Leave your own answer in the comments!