Home > GPU

RX 7800 XT vs RTX 4080 – AMD newcomer takes on Nvidia heavyweight

Will AMD prove superior to the prowess behind high-end Nvidia cards

Reviewed By: Kevin Pocock

Last Updated on January 2, 2024
RX 7800 XT vs RTX 4080 - cards faceoff
PC Guide is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Read More
You can trust PC Guide: Our team of experts use a combination of independent consumer research, in-depth testing where appropriate - which will be flagged as such, and market analysis when recommending products, software and services. Find out how we test here.

In the face-off of RX 7800 XT vs RTX 4080, we’re met with an intriguing blend of graphics prowess and strategic market positioning. Nvidia’s RTX 4080, revered as the second flagship GPU, squares up against the juggernaut force of AMD’s flagship RX 7800 XT. Now, with AMD’s soon-to-be-released AMD Radeon RX 7800 XT stepping into the ring, let’s delve into how it measures up against Nvidia’s behemoth.

RX 7800 XT vs RTX 4080: Specs

At a cursory glance, the RTX 4080 and RX 7800 XT may appear similar with their identical 16GB VRAM and 256-bit memory interface, but a deeper dive reveals diverging paths in their architectural choices and performance capabilities.

The Nvidia Geforce RTX 4080 boasts a staggering 9728 CUDA cores, dwarfing the RX 7800 XT’s 3840 cores. This sheer difference in core count, paired with the 4080’s higher base and boost clock speeds (2205 MHz and 2505 MHz respectively) compared to the 7800 XT’s 1800 MHz and 2430 MHz, underscores Nvidia’s commitment to pushing the boundaries of raw performance.


Top 5 Cyber Monday deals

This year's Cyber Monday has officially kickstarted, offering up huge discounts on some of the market's leading tech products. Below, we'll list the best Cyber Monday deals we can find.

Prices and savings subject to change. Click through to get the current deal prices.


PowerColor Red Devil AMD Radeon RX 7800 XT

Amd Radeon RX 7800 XT.

Shop on Amazon

CHECK PRICE
SpecificationsRTX 4080RX 7800 XT
ArchitectureAD103Navi 32
CUDA cores97283840
VRAM16 GB GDDR6X16 GB GDDR6
Memory Interface Width    256-bit256 bit
Memory bandwidth716.8 GB/s620.8 GB/s
Process TechnologyTSMC 5nmTSMC 5nm
Base clock speed2205 MHz1800 MHz
Boost Clock speed2505 MHz2430 MHz
Graphics Card Power (TDP)320W263 W
L3 cache064 MB
MSRP$1,199$499
DisplayPort1.4a2.1
TDP320 W263 W
RX 7800 Xt vs RTX 4080 specs

While both GPUs are fabricated using the advanced TSMC 5nm process technology, other technical disparities are evident. For instance, the RTX 4080 leads in memory bandwidth at 716.8 GB/s, a noticeable gap from the RX 7800 XT’s 620.8 GB/s. However, the RX 7800 XT does have its own unique advantage with a 64 MB L3 cache, a feature absent in the 4080.

In terms of power consumption, the robust capabilities of the RTX 4080 do come at a cost, demanding a power draw of 320W, compared to the more modest 263W of the RX 7800 XT. Overall, while the RX 7800 XT has its merits, the RTX 4080 emerges as a formidable contender, showcasing a design aimed at catering to the highest echelons of performance demand.

RX 7800 XT vs RTX 4080: Performance

Performance evaluation remains one of the most decisive factors when comparing GPUs, and in the RX 7800 XT vs RTX 4080 showdown, it’s no different. AMD’s claims that the RX 7800 XT will comfortably surpass the 4070 are intriguing, while we should bear in mind that the RX 7900 XT is AMD’s tier 2 option behind the RX 7900 XTX.

Nvidia’s leap from the 4070 to the 4080 isn’t just a step – it’s a giant stride. The specs alone, especially the vast number of CUDA cores in the 4080, already hint at the RTX 4080’s dominance in terms of sheer computational power. Nvidia’s DLSS and ray tracing capabilities further accentuate its performance credentials. While at more modest settings, the difference between the two GPUs may not be stark, the advantage becomes pronounced at high-end gaming.

The RTX 4080, backed by its advanced DLSS, promises 4K gaming experiences at the highest settings, maintaining impressive FPS rates. This level of detail, combined with smooth gameplay, is something AMD’s FidelityFX 3 still strives to achieve. Of course, we’ll have to wait to see what benchmark results third-party tests reveal.

RX 7800 XT vs RTX 4080: Price

When it comes to the price tag, these two GPUs inhabit different realms entirely. The RX 7800 XT has set its sights on the discerning mid-range consumer at launch – someone willing to invest in quality but still with a keen eye on the budget. Hopefully, that remains true on the September 6th release date.

On the other hand, the RTX 4080 caters to the upper echelons of the gaming and content creation universe, targeting professional gamers, content creators, and streamers. The stark difference in their intended market segments is palpably reflected in their MSRP: the high-end RTX 4080 is priced at a staggering $1,199, while the more budget-friendly RX 7800 XT comes in at a moderate $499.

PC Guide view

The superiority of the RTX 4080 in terms of raw performance and capability is evident – after all, it is a high-end GPU. However, the narrative changes once we factor in the price. The RX 7800 XT, priced at less than half the cost of the RTX 4080, presents an intriguing proposition from AMD’s RX 7000 series graphics cards.

For the discerning consumer, evaluating the value they’re getting for each dollar spent is crucial. In this matchup, the RX 7800 XT emerges as a dark horse, offering robust performance that surpasses expectations for its price bracket. While the RTX 4080 may be the performance champion, the RX 7800 XT undoubtedly takes the gold in the price-to-performance category, making it a formidable contender for those seeking a blend of capability without an exorbitant price tag.

Ryan Epps is a copywriter and content manager for PCGuide. He loves researching the newest PC components and watching underrated anime from the 90s.