When we first received the latest N600 router from Netgear, the first thing I said to myself was, Why did Netgear send us an old router? I then came to my senses and realized it was more than just a recycled name this release of the fourth-generation WNDR3700 was truly different. Starting with the upgraded chipset, the Netgear WNDR3700v4 has been updated with one of the most proficient CPUs on the market. The 560 MHz/128 MB RAM Qualcomm Atheros AR9344 is a significant step up from the Broadcoms 480 MHz chip found in version 3 of the Netgear N600 router. The result is a faster user experience while configuring the router as well as incredible Wi-Fi speeds..."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips