Nvidia’s upcoming RTX 5000 memory interface boost might maybe presumably maybe maybe well be odd to (very costly) flagship model

Recap: Leaks and rumors over the past year delight in constructed a altering image of Nvidia’s subsequent-abilities graphics cards, indicating that the company’s plans dwell in flux. Whereas performance predictions delight in remained moderately stable for months, the flagship model’s free up date has shifted, and new experiences elevate questions about the lineup’s memory interface.

Identified leaker @kopite7kimi impartial now no longer too long ago acknowledged that the tip-dwell RTX 50 assortment GPU would enhance to a 512-bit memory interface but would no longer inquire of the bus improvements to trickle down the hardware stack. The memory configurations of the opposite upcoming Blackwell merchandise might maybe presumably maybe resemble their Ada Lovelace predecessors as yet any other.

Since tiresome closing year, leaks urged that the Blackwell flagship – in all probability named the GeForce RTX 5090 – switch from GDDR6X to the quicker GDDR7, offering the principle VRAM enchancment, but wouldn’t exceed the RTX 4090’s 24 GB 384-bit memory interface. Nonetheless, new data signifies a 512-bit bus for the 5090, which, blended with other rumors, might maybe presumably well construct the cardboard seriously quicker than its predecessor.

Sadly, Kopite would no longer inquire of the opposite Blackwell cards to procure a identical uplift. The GB203 and GB205 GPUs will be 256-bit and 192-bit, respectively, matching the 16 GB RTX 4080 Huge’s AD103 and the 12 GB RTX 4070 Huge’s AD104.

Thanks as continually. GB203 is 256-bit and GB205 is 192-bit.

– kopite7kimi (@kopite7kimi) March 12, 2024

Nvidia has confronted criticism for skimping on VRAM in its most modern mid-vary and mainstream merchandise. Playing cards admire the RTX 3070 and 4060 finest encompass 8 GB of memory, whereas the 3060 has 12 GB. The brand new rumors concerning Blackwell create now no longer mention its mainstream variant, but they might maybe presumably maybe maybe stoke concerns over one other VRAM-starved 128-bit product.

Memory style is one other severe yet unconfirmed ingredient powerful of picture. The RTX 4070 Huge, 4080 Huge, and 4090 all feature GDDR6X VRAM, so one other Blackwell cards might maybe presumably well shift to GDDR7 admire the 5090.

Though performance improvements in the non-enthusiast RTX 5000 GPUs dwell unknown, the 5090 might maybe presumably maybe delight in to mute gawk a 60 – 70 p.c boost over the 4090 due to having 50 p.c extra cores, 78 p.c extra L2 cache, and a 15 p.c frequency expand. Based fully on TSMC’s 3nm node, this will in all probability presumably well reinforce DisplayPort 2.1 and PCIe 5.0.

Whether or now no longer Nvidia will initiating Blackwell in tiresome 2024 or early 2025 is unclear, but primarily the most most modern data leans towards the frail. We also inquire of Intel and AMD to free up new generations of GPUs this year.