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Old 2022-11-27, 19:20   #78
Runtime Error
 
Sep 2017
USA

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Quote:
Originally Posted by kriesel View Post
What I've been doing is manual entry into spreadsheet data analysis.
I played around with RAM allowance on a 100M digit exponent from your stack. One interesting thing: the B1 bound does not increase monotonically with RAM!

Edit: It's worth mentioning these are all with: "Assuming no factors below 2^79 and 1 primality test saved if a factor is found."

Code:
Exponent	MB		B1	B2		Pct
M332228431	4000MB		1089000	30664000		3.76%
M332228431	8000MB		1113000	35184000		3.87%
M332228431	16000MB		1247000	62819000		4.35%
M332228431	32000MB		1393000	117529000		4.88%
M332228431	48000MB		1491000	174664000		5.23%
M332228431	60000MB		1515000	203558000		5.36%
M332228431	64000MB		1552000	220592000		5.44%
M332228431	80000MB		1613000	282166000		5.67%
M332228431	96000MB		1649000	319484000		5.78%
M332228431	110000MB	1662000	378947000		5.93%	
M332228431	112000MB	1710000	384728000		5.96%	
M332228431	114000MB	1698000	392596000		5.97%	
M332228431	116000MB	1686000	395044000		5.97%	
M332228431	120000MB	1662000	417880000		6.01%	
M332228431	124000MB	1702000	409429000		6.01%	
M332228431	126000MB	1716000	426318000		6.05%	
M332228431	128000MB	1735000	433571000		6.07%	
M332228431	192000MB	1808000	694731000		6.49%	
M332228431	256000MB	1881000	893274000		6.74%	
M332228431	512000MB	2027000	1748175000		7.38%	
M332228431	1024000MB	2161000	3236839000		7.97%
(Funny, the Memory= settings in local.txt allow you to enter more RAM than the machine has installed!)

I will send a PM with the window output, if you are interested. I did not run these to completion, so there is no data on timings.

Last fiddled with by Runtime Error on 2022-11-27 at 19:26
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Old 2022-11-27, 19:48   #79
kriesel
 
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"TF79LL86GIMPS96gpu17"
Mar 2017
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Quote:
Originally Posted by Runtime Error View Post
(Funny, the Memory= settings in local.txt allow you to enter more RAM than the machine has installed!)
Maybe George should cap it at some point.
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