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April 19th, 2018 02:00

Alienware Area51 with two 1080ti

Hi everybody! I need a little help before deciding a purchase.
In one of the new Area 51 equipped with, for example, a 7980xe and two 1080ti, is it possible to disable the SLI mode? Is there an NVIDIA control panel or it must be disable from bios? Should the bridge be disconnected? When will the AW3418DW and U.2 units be available? Thanks in advance and sorry for all the questions!

8 Wizard

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17K Posts

May 8th, 2018 11:00


@Area51XEwrote:

I'm sorry to bother you again. I decided to take a less powerful model. With the 850w power supply. What UPS should I take for Area 51 with the 850w PSU? Thanks so much!


I've been buying these for high-performance computer work-stations and Home Theater entertainment setups.

APC 1500 LCD (with Surge and AVR)

8 Wizard

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17K Posts

May 9th, 2018 09:00


@Area51XEwrote:

@Tesla1856wrote:

 

I've been buying these for high-performance computer work-stations and Home Theater entertainment setups.

APC 1500 LCD (with Surge and AVR)



Thank you very much. I did some research and I also found this:

http://www.apc.com/shop/us/en/products/Back-UPS-PRO-BR-1500VA-SineWave-10-Outlets-2-USB-Charging-Ports-AVR-LCD-interface/P-BR1500MS


If the power supply of the Area 51 has the Active PFC, it needs a UPS sinewave right?
Thanks again!


Personally, I've never seen a Dell machine that REQUIRES a pure Sinewave output.

However, they have been selling higher-end UPS with that technology for many years and it's getting more affordable now. Those have historically been reserved for Servers and other Mission-critical systems. Either will work for Area-51.

The LCD readout and "Automatic Voltage Regulation" are the killer-features on the model I linked you to.

 

9 Legend

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47K Posts

April 19th, 2018 11:00

1080TI would not be suitable for an AREA 51 with 850w power supply.  2 of them would require the 1500w power supply.

 

8 Wizard

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17K Posts

April 19th, 2018 13:00


@Area51XEwrote:

Hi everybody! I need a little help before deciding a purchase.
In one of the new Area 51 equipped with, for example, a 7980xe and two 1080ti,

1. is it possible to disable the SLI mode?

2. Is there an NVIDIA control panel or it must be disable from bios?

3. Should the bridge be disconnected?


1. Yes

2. Nvidia Control Panel

https://www.computerhope.com/issues/ch001167.htm

3. You can if you want to disable SLI functionality permanently, but you don't have to.

16 Posts

April 20th, 2018 00:00


@speedstepwrote:

1080TI would not be suitable for an AREA 51 with 850w power supply.  2 of them would require the 1500w power supply.

 



Yes I know. I noticed that, on the Dell site, the configurations with two 1070 are fitted with the 850w psu.

16 Posts

April 20th, 2018 00:00


@Tesla1856wrote:


1. Yes

2. Nvidia Control Panel

https://www.computerhope.com/issues/ch001167.htm

3. You can if you want to disable SLI functionality permanently, but you don't have to.



Thank you. Only NVIDIA control panel.Then also in the Alienware Command Center there is no sli control?

9 Legend

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47K Posts

April 20th, 2018 04:00

The 1080 TI cards use 300W each so 2 of them would be 600W.

They use 1 6 pin and 1 8 pin  aka 225W from Aux power and 75W from the slot aka 300W.

For a Single Card they Recommend 600W minumum power supply so for 2 of them it would be 1200W minimum.

 

16 Posts

April 20th, 2018 06:00


@speedstepwrote:

The 1080 TI cards use 300W each so 2 of them would be 600W.

They use 1 6 pin and 1 8 pin  aka 225W from Aux power and 75W from the slot aka 300W.

For a Single Card they Recommend 600W minumum power supply so for 2 of them it would be 1200W minimum.

 


Thank you. Great energy demand for a lot of processing power. I' m evaluating some combinations...

8 Wizard

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17K Posts

April 20th, 2018 10:00


@speedstepwrote:

The 1080 TI cards

For a Single Card they Recommend 600W minumum power supply so for 2 of them it would be 1200W minimum.

 


Right. For this config, he should go with optional 1500watt Power-Supply.

I think this Area51-R5 or R6 config is gonna be nice (but very pricey). Hopefully, he will have someone look at final config before he pulls the trigger.

16 Posts

April 21st, 2018 00:00

What does the PSU have to do with the questions I've asked? I am Italian and, on the Italian Dell website, the configurations with dual 1080 or two 1080ti are all equipped with the 1500watt power supply (standard they have only the 1500 watt power supply). Then if there are other problems I don't know.

61 Posts

April 21st, 2018 06:00

I have an Area 51 R4 with two GTX 1080s Nvidia SLI (R) enabled. I can confirm what has already been posted. The power supply is 1500W. I control SLI in the Nvidea control panel.

8 Wizard

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17K Posts

April 21st, 2018 12:00


@Area51XEwrote:

What does the PSU have to do with the questions I've asked? I am Italian and, on the Italian Dell website, the configurations with dual 1080 or two 1080ti are all equipped with the 1500watt power supply (standard they have only the 1500 watt power supply). Then if there are other problems I don't know.


We do not keep track of how the pre-configs are presented on the sales-pages.

We were just trying to help you ... to make sure you ordered a new Area-51 with the optional 1500-watt power-supply if you were getting it with two GTX-1080ti.

16 Posts

April 22nd, 2018 01:00


@davidmoorewrote:

I have an Area 51 R4 with two GTX 1080s Nvidia SLI (R) enabled. I can confirm what has already been posted. The power supply is 1500W. I control SLI in the Nvidea control panel.


Thank you. Which CPU? One M.2 right? It's a bit strange that a pc so powerful it's set only with one M.2...

16 Posts

April 22nd, 2018 01:00


@Tesla1856wrote:


We do not keep track of how the pre-configs are presented on the sales-pages.

We were just trying to help you ... to make sure you ordered a new Area-51 with the optional 1500-watt power-supply if you were getting it with two GTX-1080ti.


Ok. No problem. Fortunately we have some good configurations from Dell!

61 Posts

April 23rd, 2018 08:00

Intel Core i7 7800X
NVMe PM961 NVMe SAMSU
32.0GB RAM

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