AMD Radeon RX 7900 XTX vs Nvidia GeForce RTX 4090: Which flagship GPU is best for you?

• Better value flagship

  

  AMD Radeon RX 7900 XTX

  Brand

  AMD

  Cooling Method

  3x 92mm fans

  GPU Speed

  2.30GHz

  Interface

  PCI 4.0

  Memory

  24GB GDDR6

  Power

  355W

  AMD's flagship GPU of the RX 7000 series is fast and offers great bang for buck, but is it enough to stand up to the 4090?

  Pros & Cons

  • 24GB of VRAM just like the 4090
  • Good performance overall
  • Similar features to the 4090

  • Significantly slower than the 4090
  • Worse ray tracing performance
  • Worse resolution upscaling and frame generation quality

  $1000 at Best Buy

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• ​​​​​​​A superior GPU for $600 more

  

  Nvidia GeForce RTX 4090

  Brand

  Nvidia

  Architecture

  Ada Lovelace

  Shader Units

  16,384

  Ray Accelerators/Cores

  128

  Base Clock Speed

  2,235MHz

  Boost Clock Speed

  2,520MHz

  The RTX 4090 is undeniably the fastest flagship of this generation, in a tier above the 7900 XTX. However, its high price tag is definitely something to consider.

  Pros & Cons

  • Truly top-end performance for this generation
  • Amazing power efficiency
  • Upscaling and frame generation is better quality

  • Much more expensive
  • Performance may be overkill
  • DLSS can still be niche and gimmicky, especially frame generation

  $1660 at Amazon

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While Nvidia has had a lead in the GPU industry for a while, AMD has been catching up really quickly of late. Choosing between AMD and Nvidia graphics cards isn't exactly a straightforward process and the companies don't help matters with the naming schemes, inconsistent price-to-performance ratios, and the usual marketing jargon. This is where our helpful Nvidia GeForce RTX 4090 vs. AMD Radeon RX 7900 XTX guide comes into play!

Nvidia GeForce RTX 4090 vs AMD Radeon RX 7900 XTX: Price, specs, and availability

• 	Nvidia RTX 4090 Founders Edition	AMD Radeon RX 7900 XTX
  GPU Speed		2.30GHz
  Interface	PCIe 4.0	PCI 4.0
  Memory	24 GB GDDR6X	24GB GDDR6
  Power	450W	355W
  Boost Speed		2.50GHz

Picking the best graphics card for your PC depends largely on your available budget and the resolution at which you'll be playing games. The Nvidia GeForce RTX 4090 and AMD Radeon RX 7900 XTX are the flagship GPUs for team green and team red, respectively. Both are designed with 4K gaming in mind, though the RTX 4090 is the better card for performance.

There's also a considerable price difference between the two graphics cards. The Nvidia GeForce RTX 4090 was launched at a price of $1,599, which was met with a negative response from the press and the public. The latest flagship GPU from Nvidia costs the same as an entire PC did just a few years back. The performance is astounding and impressive, but does anyone truly require a $1,600 GPU?

AMD wanted to undercut Nvidia and managed to do so with the Radeon RX 7900 XTX, priced at just $999. Now, while these two GPUs aren't technically in the same league (and AMD is specifically targeting the RTX 4080 with this GPU), it's still a substantial difference in cost between the two flagship graphics cards.

A few months down the line now, the RTX 4090 is mostly selling above the $1,599 starting price among the best RTX 4090 GPUs, while the 7900 XTX is available for as low as $900 or so. Should you seek the most affordable GPU or one that offers the best value (in terms of performance-per-dollar), AMD's Radeon RX 7900 XTX is going to come out on top. If the price truly doesn't matter, the RTX 4090 offers mind-blowing performance.

Architectural differences

The AMD Radeon RX 7900 XTX launched with the company's latest RDNA 3 architecture, alongside the RX 7900 XT. Likewise, Nvidia launched its new Ada Lovelace architecture through the RTX 4090, RTX 4080, and RTX 4070. Nvidia utilizes TSMC's 4nm manufacturing process and AMD makes use of larger 5nm and 6nm processes.

Like Intel with its new hybrid CPU core design, AMD decided to split up the main graphics compute die (GCD) and memory cache die (MCD) with the former built on the 5nm node and the latter on the larger 6nm node. The reasons behind this were cost reduction and the ability to cram all the important parts (GCD) onto the more advanced node. AMD could bring to market something to take on the Nvidia GeForce RTX 4090 (it would just require a bigger GCD), but for now, the RX 7900 XTX is the RDNA 3 flagship GPU, and it's simply no match for the RTX 4090.

Performance

It's no secret that the Nvidia RTX 4090 is the most powerful GPU we've seen yet. It's capable of handling games at a resolution of 8K, which is quite frankly ridiculous. Most gamers are still using monitors that have a resolution lower than 4K, let alone 8K. It will decimate the AMD Radeon RX 7900 XTX in most games and synthetic benchmarks.

But Nvidia's GPU also costs vastly more than what most people can afford. The AMD Radeon RX 7900 XTX is expensive in its own right but costs a full $600 less. Its performance is still excellent, even when compared to the RTX 4090. Both graphics cards will happily run games at 4K with smooth results.

The Nvidia GeForce RTX 4090 at worst is tied with the Radeon RX 7900 XTX, at best totally blows it out of the water (especially with ray tracing enabled at both 2K and 4K resolutions), but mostly enjoys about a 25% performance advantage. This makes sense since AMD is again targeting the RTX 4080 with its flagship GPU. But looking at the numbers from the AMD GPU, they're almost always at least 120 FPS on average without ray tracing and 60 to 120 FPS on average with ray tracing enabled, both of which is largely considered pretty smooth gameplay.

Nvidia GeForce RTX 4090 vs AMD Radeon RX 7900 XTX: Which GPU is best for you?

Are you on a tighter budget and can't see yourself feeling comfortable paying more than $1,000 for a GPU alone? The AMD Radeon RX 7900 XTX is the GPU for you. It's an excellent 4K weapon that will easily tackle all your favorite games, some even with ray tracing enabled. It's still early days for RDNA 3 and AMD has a history of providing excellent after-sale support through driver enhancements that improved performance over time.

$1,599 isn't a price many would feel comfortable paying. Sure, we've shown the Nvidia GeForce RTX 4090 to be the most powerful and best graphics card available, but it's overpriced when compared to what came before and other GPUs available right now. It's expected Nvidia will lower its prices to compete against AMD, especially the RTX 4080. The RTX 4090 doesn't offer great value, but it offers the best gaming experience overall.