From Microprocessor Report, in chronological order:
8008: 3.5K transistors 14 mm^2
6800: 4.1K transistors 16 mm^2
8080: 4.8K transistors 20 mm^2
1802: 5K transistors 27 mm^2
6502: 4K transistors 21 mm^2
Z80: 8.5K transistors 18 mm^2
8085: 6.5K transistors 20 mm^2
8086: 29K transistors 33 mm^2
8088: 29K transistors 33 mm^2
Z8001 17.5K transistors 39 mm^2
68000 68K transistors 44 mm^2
6809: 9K transistors 21 mm^2
I really hate to interrupt this group's speculation with actual data, but
I'm weird in that way.
-Mike
On Sat, 5 May 2001, Sipke de Wal wrote:
Date: Sat, 5 May 2001 16:34:41 +0200
From: Sipke de Wal <sipke(a)wxs.nl>
Reply-To: classiccmp(a)classiccmp.org
To: classiccmp(a)classiccmp.org
Subject: Re: How many transistors in the 6502 processor?
I tend to trust the 4000 number more also........
Especially since the source article that gives 9000 transistors
for the 6502 has a few other flaws. most strikingly.....
...... naming the Z80 as the host of CP/M where that clearly should
have been the 8080. That the Z80 is downward compatible is
nice but the native CP/M assembler was an 8080 assembler not
a Z80 assembler.
Sipke de Wal
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http://xgistor.ath.cx
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----- Original Message -----
From: Richard Erlacher <edick(a)idcomm.com>
To: <classiccmp(a)classiccmp.org>
Sent: Saturday, May 05, 2001 4:20 PM
Subject: Re: How many transistors in the 6502 processor?
While I don't know what the "real"
numbers are, I'm inclined to believe this
(4000) number, at least relative to the others just based on the internal
resources.