F5F Stay Refreshed Hardware Desktop Consider purchasing a Ryzen 9 7900 or Ryzen 9 9900X that includes Eco Mode?

Consider purchasing a Ryzen 9 7900 or Ryzen 9 9900X that includes Eco Mode?

Consider purchasing a Ryzen 9 7900 or Ryzen 9 9900X that includes Eco Mode?

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SnifePvP
Posting Freak
872
10-31-2022, 08:57 AM
#1
Hi, you were thinking about purchasing the Ryzen 9 7900, but someone suggested opting for the newer 9900X and using Eco Mode at 65 watts. They mentioned it’s comparable to the 7900, though some argue it’s overclocking. I’m just looking for a CPU that runs efficiently at 65 watts. I don’t want the 9700X because I need the Ryzen 9 for productivity. Could you clarify which option is better when running at that power level? Price differences shouldn’t be a problem. Thanks in advance!
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SnifePvP
10-31-2022, 08:57 AM #1

Hi, you were thinking about purchasing the Ryzen 9 7900, but someone suggested opting for the newer 9900X and using Eco Mode at 65 watts. They mentioned it’s comparable to the 7900, though some argue it’s overclocking. I’m just looking for a CPU that runs efficiently at 65 watts. I don’t want the 9700X because I need the Ryzen 9 for productivity. Could you clarify which option is better when running at that power level? Price differences shouldn’t be a problem. Thanks in advance!

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Jackerol
Member
57
10-31-2022, 09:42 AM
#2
Eco mode stands for economical, resulting in reduced power consumption. This also involves adjusting your processor's clock speed to achieve those lower power requirements.
The suggestion came because you're seeking a CPU that consumes only 65 watts.
Consider undervolting your processor rather than forcing it to reach a 65W limit.
Why was this recommendation made?
Explain which option is preferable when operating at 65 watts.
What activities are you planning to run on the system?
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Jackerol
10-31-2022, 09:42 AM #2

Eco mode stands for economical, resulting in reduced power consumption. This also involves adjusting your processor's clock speed to achieve those lower power requirements.
The suggestion came because you're seeking a CPU that consumes only 65 watts.
Consider undervolting your processor rather than forcing it to reach a 65W limit.
Why was this recommendation made?
Explain which option is preferable when operating at 65 watts.
What activities are you planning to run on the system?

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siromiso
Member
56
11-04-2022, 03:05 PM
#3
No, it's not identical. 7900x can produce up to 170W in normal mode. 9900x is a bit lower, around 140W, though practically all MBs can achieve that amount. At ECO mode 65W they would consume the same power, so performance remains consistent.
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siromiso
11-04-2022, 03:05 PM #3

No, it's not identical. 7900x can produce up to 170W in normal mode. 9900x is a bit lower, around 140W, though practically all MBs can achieve that amount. At ECO mode 65W they would consume the same power, so performance remains consistent.

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Justicemonkey
Member
210
11-05-2022, 01:09 PM
#4
Using the X variant 7900X on my system, I compared it with the NON-X version 7900, which is a 65-watt model.
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Justicemonkey
11-05-2022, 01:09 PM #4

Using the X variant 7900X on my system, I compared it with the NON-X version 7900, which is a 65-watt model.

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SophiaS2
Junior Member
17
11-05-2022, 02:44 PM
#5
I need a 65-watt CPU for a travel SFF case (7 liters). Dan A4 SFX. My cooling options are limited, and my main use is music production with Cubase. Someone recommended using the 9900x in eco mode at 65 watts. If I upgrade to a larger case later, I’d prefer a better CPU. That logic suggests the 9900x in eco mode would be worse than the 7900? Thanks!
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SophiaS2
11-05-2022, 02:44 PM #5

I need a 65-watt CPU for a travel SFF case (7 liters). Dan A4 SFX. My cooling options are limited, and my main use is music production with Cubase. Someone recommended using the 9900x in eco mode at 65 watts. If I upgrade to a larger case later, I’d prefer a better CPU. That logic suggests the 9900x in eco mode would be worse than the 7900? Thanks!

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JEFF_JEFFERSON
Senior Member
627
11-07-2022, 02:13 PM
#6
9900x could improve slightly with a 200MHz increase (5.6GHz compared to 5.4GHZ of the 7900 non-x). The 9000 series also offers better IPC and consumes less power for the same tasks. Those without X models tend to perform worse (lower binned) because their lower boost speeds force them to be priced lower. Advertised 65W is TDP, not actual electrical power, which may vary; many can be overclocked to meet X specifications using higher voltage and limits. TDP values are chosen for cooling purposes and don’t directly reflect electrical consumption.
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JEFF_JEFFERSON
11-07-2022, 02:13 PM #6

9900x could improve slightly with a 200MHz increase (5.6GHz compared to 5.4GHZ of the 7900 non-x). The 9000 series also offers better IPC and consumes less power for the same tasks. Those without X models tend to perform worse (lower binned) because their lower boost speeds force them to be priced lower. Advertised 65W is TDP, not actual electrical power, which may vary; many can be overclocked to meet X specifications using higher voltage and limits. TDP values are chosen for cooling purposes and don’t directly reflect electrical consumption.

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MrEfren
Junior Member
10
11-07-2022, 02:29 PM
#7
If you need a compact device for music production, particularly when targeting a 65W limit, consider opting for a Mac. The M1 Max delivers better performance in real-world Cubase scenarios compared to the 7950X. The M4 mini becomes highly effective after upgrading to the Pro chip, offering 24GB of RAM and a smaller size. A used Mac Studio would also be worth exploring, as they offer sub-1000 models with top-tier chips.
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MrEfren
11-07-2022, 02:29 PM #7

If you need a compact device for music production, particularly when targeting a 65W limit, consider opting for a Mac. The M1 Max delivers better performance in real-world Cubase scenarios compared to the 7950X. The M4 mini becomes highly effective after upgrading to the Pro chip, offering 24GB of RAM and a smaller size. A used Mac Studio would also be worth exploring, as they offer sub-1000 models with top-tier chips.

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LeBelinMasque
Member
187
11-16-2022, 01:02 AM
#8
I play some games, but that wouldn't be a choice for me... okay! Thanks!
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LeBelinMasque
11-16-2022, 01:02 AM #8

I play some games, but that wouldn't be a choice for me... okay! Thanks!

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Luidschi
Junior Member
42
12-03-2022, 08:37 AM
#9
You’ll need a GPU then
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Luidschi
12-03-2022, 08:37 AM #9

You’ll need a GPU then

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TommyTheLommy
Posting Freak
846
12-03-2022, 01:21 PM
#10
I own a 3060 but it's really clear that my CPU needs an upgrade.
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TommyTheLommy
12-03-2022, 01:21 PM #10

I own a 3060 but it's really clear that my CPU needs an upgrade.

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