Back to MrGibson.com | | Back to Tandy CoCo page


Tandy CoCo Models
Models of the Tandy TRS-80 Color Computer 1, 2, and 3

Model	RAM as sold	RAM Upgradeable	# RAM Chips	Installed BASIC Type	BASIC Upgradeable	Keyboard
CoCo 1 - CPU 6809E 8-bit @ 0.894 MHz.
TRS-80 CoCo 1 model 26-3001 (Jul 1980)	4K			Color BASIC 1.0		"chicklet" keyboard
TRS-80 CoCo 1 model 26-3002 (Sep 1980)	16K					"chicklet" keyboard
TRS-80 CoCo 1 model 26-3002A	16K					"chicklet" keyboard
TRS-80 CoCo 1 model 26-3003 (1982)	32K					"chicklet" keyboard
TRS-80 CoCo 1 model 26-3003B	64K					"melted keyboard
CoCo MC-10 - CPU 6809E 8-bit @ 0.894 MHz.
TRS-80 CoCo MC-10 model 26-3011 (1983)	4K	Yes to 20K				"chicklet" keyboard
CoCo 2 - CPU 6809E 8-bit @ 0.894 MHz.
TRS-80 CoCo 2 model 26-3026 (Sep 1983)	16K	Yes to 64K	8	Standard Color BASIC	YES	CoCo 2 Standard Keyboard
TRS-80 CoCo 2 model 26-3026A	16K	Yes to 64K	8	Standard Color BASIC	YES	CoCo 2 Standard Keyboard
TRS-80 CoCo 2 model 26-3026B	16K	Yes to 64K	8	Standard Color BASIC	YES	CoCo 2 Standard Keyboard
TRS-80 CoCo 2 model 26-3027	16K	Yes to 64K	8	Extended Color BASIC	YES	CoCo 2 Standard Keyboard
TRS-80 CoCo 2 model 26-3003 (1983)	64K	No		Extended Color BASIC
TRS-80 CoCo 2 model 26-3134B (1984) (Korea)	16K	No		Standard Color BASIC
TRS-80 CoCo 2 model 26-3136B	32K	No		Extended Color BASIC
TRS-80 CoCo 2 model 26-3127B	64K	No		Extended Color BASIC		'enhanced' keyboard
CoCo 3 - CPU 6809E 8-bit @ 1.788 MHz.
TRS-80 CoCo 3 model 26-3334 (1986)	128K	Yes to 512K	1 board	Super Extended Color BASIC		'enhanced' keyboard