AMD Radeon RX 9050 specs leak points to a real GPU stinker, starting with just 4GB of VRAM

Not only does one model only have 4GB of memory, but it's also attached to a narrow 64-bit bus, massively restricting bandwidth.

Product pages for the AMD Radeon RX 9050 have gone live ahead of any official announcement, revealing almost all we need to know about the graphics card. It now looks as though AMD plans to launch two variants of the graphics card, with one sporting an egregiously low-end memory configuration.

Details on this GPU arrive courtesy of ASRock, with the company publishing pages for its Challenger RX 9050 card. Specifications for the 8GB GPU match prior leaks almost entirely, save for a serious cutdown in the number of stream processors to 1,024. That’s exactly half of the 2,048 stream processors found on a fully-enabled Navi 44 die, with compute units, AI cores, and RT cores expectedly falling by 50% too.

RX 9050RX 9060Ratio
ReleasedTBCAug 2025
CodenameRDNA 4RDNA 4
Stream processors1,0241,7920.57
Boost clock2,600MHz2,990MHz0.87
Compute units16 of 3228 of 320.57
RT cores16 (3rd-gen)28 (3rd-gen)0.57
AI cores32 (2nd-gen)56 (2nd-gen)0.57
ROPsTBC64
Memory4 / 8GB8GB0.50 / 1.00
Mem. typeGDDR6GDDR6
Mem. clock18Gb/s18Gb/s1.00
Mem. interface64 / 128-bit128-bit0.50 / 1.00
Mem. bandwidth144GB/s / 288GB/s288GB/s0.50 / 1.00
Board powerTBC132W

However, it seems AMD plans to cut the RX 9050 even further to the bone, manufacturing a 4GB model as well as an 8GB version. In addition to a lower VRAM capacity, the 4GB graphics card apparently swaps the 128-bit bus found on the 8GB variant for a far smaller 64-bit interface. This shift reduces memory bandwidth to a paltry 144GB/s.

ASRock has since removed the product page, but while it was still visible, it stated that “this model may not be sold worldwide,” suggesting we may be looking at another AMD release exclusive to China. However, that’s not stopped the likes of the Radeon RX 9070 GRE and other graphics cards from finding their way across borders, either through imports or a later broader launch.

A screenshot of the ASRock Radeon RX 9050 4GB Challenger graphics card.

It’s hard not to think back to the RX 6500 XT while processing the RX 9050 4GB’s specifications, with both cards offering the same memory bandwidth and capacity. That RDNA 2 card was poor by 2022 standards upon release, and it’s difficult to see this new RDNA 4 offering being much better.

Without reading too much into the tea leaves, the ongoing RAM crisis is probably playing a large role in the decision to launch a 4GB graphics card in 2026. Using fewer or smaller memory modules naturally drives down costs, and both AMD and board partners are understandably clawing for any savings they can find in the consumer market.

For more graphics card chatter, check out our picks of the best GPUs you can install in your PC today.

Samuel Willetts
Samuel Willetts
With a mouse in hand from the age of four, Sam brings two-decades-plus of passion for PCs and tech in his duties as Hardware Editor for Club386. Equipped with an English & Creative Writing degree, waxing lyrical about everything from processors to power supplies comes second nature.
SourceASRock

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