has:
AMD Quad-Core Processor A6-3400M
AMD Radeon HD 6520G with 512 MB Graphics System Memory
640 GB HDD
more info in easy style:

Manufacturer: Gateway
Model: NV55S
Rating: 5.2
Processor: AMD A6-3400M APU with Radeon(TM) HD Graphics 1.40 GHz
Installed Memory (RAM): 4.00 GB (3.48 GB usable)
System Type: 64-Bit Operating System

Ratings:
Processor: 6.6
Memory (RAM): 5.9
Graphics: 5.2
Gaming Graphics: 6.3
Primary Hard Disk: 5.9

just did a test, i can run up to 3 toribash clients with ray-tracing and shaders, if i run 4 it will freeze. 3 of them only use 85-90% RAM memory. love this laptop