Phoronix posted a review on the ASRock 939NF4G-SATA2 motherboard

When looking at some of ASRock's recent motherboard offerings, we at Phoronix have been stunned by their budget yet creative products. These motherboards range from the 939SLI32-eSATA2 to the 775XFire-eSATA2. Here at Phoronix we have the 939NF4G-SATA2 motherboard. The ASRock 939NF4G-SATA2 motherboard uses NVIDIA's GeForce 6100 and nForce 410 MCP Chipset.

ASRock 939NF4G-SATA2 Review