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- Path: sparky!uunet!olivea!decwrl!bu.edu!wang!pvr
- From: pvr@wang.com (Peter Reilley)
- Newsgroups: comp.sys.ibm.pc.hardware
- Subject: Re: 3COM 3C501 vs. 3C503
- Message-ID: <bsvhoh.mup@wang.com>
- Date: 12 Aug 92 13:33:52 GMT
- References: <ellis.713278900@nova> <bsrre0.lk3@wang.com> <1065@wspcrd.PeachtreeCityGA.ncr.com>
- Organization: Wang Labs, Lowell MA, USA
- Lines: 39
-
- bsung@wspcrd.PeachtreeCityGA.ncr.com (Bruce Sung) writes:
-
- >In article <bsrre0.lk3@wang.com> pvr@wang.com (Peter Reilley) writes:
- >>ellis@nova.gmi.edu (Stew Ellis) writes:
- >>
- >>>What is the relationship between the two above-mentioned cards? I have SCO
- >>>Xenix 2.3.3 with TCP/IP networking software that supports a 3COM 3C501 and a
- >>>friend across the country has a 3C503 that he is willing to send me. Are
- >>>the two cards similar enough that it is likely to work?
- >>
- >> The two cards are different. The 503 is faster. The 501 cannot
- >>receive back to back packets addressed to it.
- >>
-
- >We used both kinds before, 501 works o.k. with 386/16 and slower PC's. When
- >used in 386/20 and faster, it either does not work, or it becomes extremely
- >slow, or we has to slow down the frequency to make it to work.
-
- I use my 501 in my 386/33 all the time, it works fine. You must
- have bus speed problems. You are probably trying to run the bus
- too fast for the 501 card.
-
- > One person
- >in 3Com told me that 501 was designed for 8086/88's.
-
- Probable true.
-
- >Other considerations are:
- >PRICE -- 503 is cheaper.
-
- The 503 is cheaper than the 507, the 501 is no longer made.
-
- >Driver availability -- NetWare 386 3.11's workstation services diskette does
- > not have an OBJ file for 501. (Too old?)
-
- Most likely.
- --
- >>>>>>>>>>>> Peter Reilley ..... pvr@wiis.wang.com ..... KA1LAT <<<<<<<<<<<<<
- Well, that about says it.
-