RX 580 BIOS MOD doesnt work pay 0.3 zec for mod!!!!!!!!!

[cucd23]

Hi i want to get a lower Watt for my rx 580
http://1stminingrig.com/are-the-rx570-and-rx580-profitable-mining-performance-review/
i make the same Thing in the 1. Video
I acutally have 20 mhs and 130 W....

What can i do?

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[iamnoobplzhelp]

There's not nearly enough information in this post for anyone to help you.

What motherboard do you have?
Which cards are you running (brand, specific model)
What OS are you running?
How are you trying to mod the bios?

[cucd23]

Motherboard. Asus Prim Z270-P
6xSapphier Rx 580 Nitro + Limited Edition 8gb
Win 10 pro 64bit
I download newest driver amd. i overclock mem to 2200 I open Winflash save original rom then i copy line 1750 to 2000 in Polaris. I save . i program the rom in Winflash. I patch. I restart. I downclock GPU to 1033.

GPU Modell:    Radeon RX 580
Edition:    Nitro+ Limited Edition
Codename:    Ellesmere XTR
Schnittstelle:    PCIe 3.0 x16
GPU Anzahl:    Single GPU
GPU Takt:    1341MHz
Boost Takt:    1450MHz
Shader Model:    5.0
Anzahl der Streamprozessoren:    2304 Einheiten
Fertigungsprozess:    14nm
Speicher:
Grösse des Grafikspeichers:    8GB
Grafikspeichertyp:    GDDR5
Grafikspeicher Taktfrequenz:    2000MHz (8000MHz GDDR5)
Grafikspeicher Anbindung:    256Bit
Video:
Anschlüsse der Grafikkarte:    1xDVI, 2xDisplayPort, 2xHDMI
Verschiedenes:
Direct X Version:    12.0
OpenGL Version:    4.5
Kühlung der Grafikkarte:    Aktiv
Stromversorgung:    1x 8pin
Max. Stromverbrauch:    250W
Grafikkarten Bauform:    Dual Slot
Verpackung:    Retail
Besonderheiten:    AMD CrossFire X 2-Way, AMD Eyefinity, AMD FreeSync, AMD TrueAudio

Shoud i send the rx 580 back and get 470 rx sapphier nitro + 8gb?`?
 

0.3 zec for best mod low watt high mh/s