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Question6800 XT featuring 3 PCIe connectors and a power supply with 2 PCIe cables

Question6800 XT featuring 3 PCIe connectors and a power supply with 2 PCIe cables

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TrueMM2
Member
227
02-06-2023, 02:05 AM
#1
I have already placed an order for the Thermaltake GF3 750W, which includes two PCIe cables. My intention was to purchase the 7700 XT, but a favorable deal on the 6800 XT appeared. The latter is the ASRock 6800 XT Phantom Gaming:
https://pg.asrock.com/Graphics-Card/AMD/Radeon RX 6800 XT Phantom Gaming D 16G OC/index.asp
This model features three 8-pin PCIe connectors. Interestingly, given that the 6800 XT has a TDP of 300W, it shouldn't exceed 375W when using only PCIe 75W plus two 150W 8-pin cables...
I reviewed Thermaltake's site and noticed they don't offer any extra PCIe cables for sale, only the sleeved ones which are prohibitively expensive for this purpose.
The issue is whether I can utilize two cables for the three connectors. The minimum recommended PSU is 750W and the Thermaltake also meets that requirement... Or perhaps there are third-party options available?
T
TrueMM2
02-06-2023, 02:05 AM #1

I have already placed an order for the Thermaltake GF3 750W, which includes two PCIe cables. My intention was to purchase the 7700 XT, but a favorable deal on the 6800 XT appeared. The latter is the ASRock 6800 XT Phantom Gaming:
https://pg.asrock.com/Graphics-Card/AMD/Radeon RX 6800 XT Phantom Gaming D 16G OC/index.asp
This model features three 8-pin PCIe connectors. Interestingly, given that the 6800 XT has a TDP of 300W, it shouldn't exceed 375W when using only PCIe 75W plus two 150W 8-pin cables...
I reviewed Thermaltake's site and noticed they don't offer any extra PCIe cables for sale, only the sleeved ones which are prohibitively expensive for this purpose.
The issue is whether I can utilize two cables for the three connectors. The minimum recommended PSU is 750W and the Thermaltake also meets that requirement... Or perhaps there are third-party options available?

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stanislisse
Member
68
02-06-2023, 10:46 AM
#2
I believe there might be a misunderstanding. The package includes two PCIe 6+2 cables, each featuring two connectors, making a total of four. You could add a third cable if needed.
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stanislisse
02-06-2023, 10:46 AM #2

I believe there might be a misunderstanding. The package includes two PCIe 6+2 cables, each featuring two connectors, making a total of four. You could add a third cable if needed.

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ProTurkeyDN
Junior Member
34
02-06-2023, 01:06 PM
#3
There seems to be some confusion. From what I understand, Thermaltake cables aren't available for purchase. While there are four connectors, most people prefer using one cable per connector...
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ProTurkeyDN
02-06-2023, 01:06 PM #3

There seems to be some confusion. From what I understand, Thermaltake cables aren't available for purchase. While there are four connectors, most people prefer using one cable per connector...

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Softkitty232
Junior Member
4
02-13-2023, 07:47 AM
#4
With one of the double cables, if you were using a 7900xtx I'd say otherwise. My Seasonic indicated 225 watts for a single cable with both connectors.
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Softkitty232
02-13-2023, 07:47 AM #4

With one of the double cables, if you were using a 7900xtx I'd say otherwise. My Seasonic indicated 225 watts for a single cable with both connectors.