MicroVAX 3500/3600

MicroVAX 3500/3600
Summary
Announcement date:	9 September 1987
Codename:	Mayfair
OS support (VMS):	V4.7A or later
OS support (ULTRIX):	ULTRIX V2.2
CPU Details
CPU name (VMS):	KA650
CPU name (console):	KA650-A
CPU module:	KA650
Module:	M7620
Number of processors:	1
VMS DCL CPU:	10
VMS DCL XCPU:	1
SID:	0A000005
XSID:	01530101
CPU chip:	78034 (CVAX) [2]
FPU chip:	78132
CPU technology:	CMOS
CPU cycle time:	90ns [2]
Instruction-buffer:	12 bytes [2]
Translation-buffer:	28 entries [2]
Cache:	1KB (90ns) [2]
Backup cache:	64KB (180ns) [2]
Compatibility mode:	No
Console processor:	CPU
Console device:	None
Firmware version:	V5.3
Memory
Minimum memory:	2MB
Maximum memory:	64MB
I/O
Q-bus:	1 @ 3.3MB/s
LAN support:	optional
Performance
VUPs:	2.7 [4]

A MicroVAX 3600

The MicroVAX 3500 and MicroVAX 3600 are very similar; the only distinction appears to be the enclosure: the 3500 was available in the BA213, and the 3600 in the H9644. The bus used was the QBUS.

External links

• MicroVAX 3500 documentation

References

[1] Special Sales Update. Sep 1987.

[2] "CVAX-based Systems", Digital Technical Journal, Vol 1 No 7, August 1988.

[3] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46

[4] VAXcluster Systems. Guidelines for VAXCluster System Configurations. EK-VAXCT-CG-006