Difference between revisions of "VAX-11/725"

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#REDIRECT [[VAX-11/730]]
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{{InfoboxVAX-Data
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| name = VAX-11/725
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| Announcement = October 1983
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| Codename = Low Cost Nebula
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| OS-support-VMS = VMS V3.5 to VMS V5.1
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| CPU-module = KA730
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| Num-proc = 1
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| CPU-technology = Bipolar Schottky
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| CPU-cycle = 270ns [[#ref_1|[1]]]
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| Instruction-buffer = 4 bytes [[#ref_1|[1]]]
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| Translation-buffer = 128 entries [[#ref_1|[1]]]
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| WCS = 16K 24-bit words [[#ref_1|[1]]]
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| Compatibility-mode = Yes [[#ref_1|[1]]]
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| Console-processor = 8085A [[#ref_1|[1]]]
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| Console-device = TU58
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| Minimum-memory = 1MB
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| Maximum-memory = 3MB
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| Physical-address-lines = 24 [[#ref_1|[1]]]
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| Memory-checking = 7-bit ECC/longword [[#ref_1|[1]]]
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| Memory-cycle = 810ns [[#ref_1|[1]]]
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| BUS-UNIBUS = 1 @ 1.5MB/s [[#ref_1|[1]]]
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| LAN-support = optional
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| VUPs = 0.3
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}}
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The '''VAX-11/725''' is a [[VAX-11/730]] in a smaller enclosure; like the -11/730, it uses a [[UNIBUS]] for its [[input/output|I/O]] [[bus]].
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{{stub}}
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==References==
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<div id="ref_1">[1] VAX Hardware Handbook Volume 1 - 1986. </div>
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<div id="ref_2">[2] Systems & Options Catalog. European Edition. Spring 1990. </div>
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==External links==
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* [http://www.bitsavers.org/pdf/dec/vax/handbook/VAX_Hardware_Handbook_Volume_1_1986.pdf VAX Hardware Handbook Volume 1] - the VAX-11/725 is described on pages 1-5&ndash;1-8 (pp. 20-23 of the PDF) and covered in detail in Chapter 3 (pp. 132-152)
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* [http://www.bitsavers.org/www.computer.museum.uq.edu.au/pdf/AA-M546C-TE%20VAX-11-725%20and%20VAX-11-730%20Software%20Installation%20Guide.pdf VAX-11/725 and VAX-11/730 Software Installation Guide] (AA-M546C-TE)
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* [http://www.computinghistory.org.uk/det/42611/VAX-11-725/ VAX-11/725] - image of marketing brochure
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{{Nav VAX}}
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[[Category: DEC VAX systems]]

Latest revision as of 17:24, 29 August 2023


VAX-11/725
Summary
Announcement date: October 1983
Codename: Low Cost Nebula
OS support (VMS): VMS V3.5 to VMS V5.1
CPU Details
CPU module: KA730
Number of processors: 1
CPU technology: Bipolar Schottky
CPU cycle time: 270ns [1]
Instruction-buffer: 4 bytes [1]
Translation-buffer: 128 entries [1]
Writable Control Store: 16K 24-bit words [1]
Compatibility mode: Yes [1]
Console processor: 8085A [1]
Console device: TU58
Memory
Minimum memory: 1MB
Maximum memory: 3MB
Physical address lines: 24 [1]
Memory checking: 7-bit ECC/longword [1]
Memory cycle: 810ns [1]
I/O
UNIBUS: 1 @ 1.5MB/s [1]
LAN support: optional
Performance
VUPs: 0.3


The VAX-11/725 is a VAX-11/730 in a smaller enclosure; like the -11/730, it uses a UNIBUS for its I/O bus.

References

[1] VAX Hardware Handbook Volume 1 - 1986.
[2] Systems & Options Catalog. European Edition. Spring 1990.

External links