Linksys WRT55AG v2.0

The DD-WRT supported devices table states the device has 4MB RAM and 16MB Flash. This is assumed to be accurate.

Specs
Platform Serial Num. = ? FCC ID = Q87-WRT55AGV2 Industry Canada ID = none specified CPU Type = Atheros AR5312 CPU Speed = 230 MHz Bus = ? Flash Type = ? Flash Chip = ? Flash Size = 4 MB Max Firmware Size = ? RAM Size = 16 MB RAM Chip = ? nvram Size = ? ETH chip1 = Atheros AR5312A Switch = Kendin KS8995M Port-based vlan = ? 802.1q vlan = ? Ethernet Port Count = 1-10/100-WAN 4-10/100-LAN Wired Standard = IEEE 802.3/3u Ethernet interface OUI = none specified boot_wait = ? bootloader = ? Flash Card Socket/Type = No SD/MMC Mod Support = No Expansion IF types = none specified PoE = No Power = 5 VDC, 2.5 A Connector type/size = Barrel plug LEDs/Color = ? Size = ? USB = No Serial Port = No JTAG Port = No Supported by TJTAG/Version = ? Supported by dd-wrt as of = No GPL code dd-wrt K2.4 Support = ? dd-wrt K2.6 Support = ? Special Features = YCL (2x) PH 202484; LANkom LFH17X Same HW as Tonze AW-6660 Radio Wireless Radio = Atheros AR2112 WLAN DSP processor = Atheros AR5312A Wireless interface OUI = none specified Antenna Connector Type = U.FL, Fixed MIMO status = ? Wireless Standard = IEEE 802.11b/g 802.11g = 6, 9, 12, 18, 24, 36, 48, 54 Mbps 802.11b = 1, 2, 5.5, 11 Mbps WiFi Operating Frequency = 2.4 GHz Radio cor_rev = ? Radio Capabilities = ? Radio Wireless Radio = Atheros AR5112 WLAN DSP processor = Atheros AR5312A Wireless interface OUI = none specified Antenna Connector Type = U.FL, Fixed MIMO status = ? Wireless Standard = IEEE 802.11a 802.11a = 6, 9, 12, 18, 24, 36, 48, 54Mbps WiFi Operating Frequency = 5 GHz Radio cor_rev = ? Radio Capabilities = ? Other Default IP address = 192.168.1.1 Default login user = blank Default login password = admin Default SSID = linksys-a, linksys-g OEM = Gemtek 3rd Party Firmware Support = ?

Pictures
FCCID 2412-2462MHz, 5150-5250MHz 5250-5350MHz 5725-5825MHz