MikroTik CCR2004 PCIe Network Interface CardThe MikroTik CCR2004 With 4GB of RAM, 128MB of NAND storage, and a powerful quad core ARMv8 64 bit CPU, this device can handle a lot: firewalls, user management and access control for home media and file servers, and even some traffic control in data centers without the need for a stand alone router. This form factor does come with certain limitations that you should keep in mind. The CCR NIC card needs some time to boot up compared to ASIC based