GB20X, the new series of “Blackwell” gaming GPUs from NVIDIA that will power its upcoming GeForce RTX 50 Series (and succeed the existing AD10X “Ada” series), will feature support for GDDR7 memory and up to 192 Streaming Multiprocessors, according to new rumors that were shared online today. That figure is a 33% increase over AD102, the current gaming flagship, which features 144 Streaming Multiprocessors and can be found in graphics cards that include the GeForce RTX 4090.
The rumored specs:
- GB202: 24,576 Cores (512-bit G7) / +33% More Cores Vs AD102
- GB203: 10,752 Cores (256-bit G7) / +5% More Cores Vs AD103
- GB205: 6,400 Cores (192-bit G7) / -16.6% Cores Vs AD104
- GB206: 4,608 Cores (128-bit G7) / Same Cores Vs AD106
- GB207: 2,560 Cores (128-bit G6) / -16.6% Cores Vs AD107
The original word from @kopite7kimi:
GB202 12*8 512-bit GDDR7
— kopite7kimi (@kopite7kimi) June 11, 2024
GB203 7*6 256-bit GDDR7
GB205 5*5 192-bit GDDR7
GB206 3*6 128-bit GDDR7
GB207 2*5 128-bit GDDR6
From a report:
[The GB2020] is what’s going to power the ultra-enthusiast GeForce RTX 5090 & higher-end SKUs. The GB202 GPU will feature a total of 12 SMs, each with 8 TPCs for a total of 96 TPCs and each TPC will be housing 2 SMs for a total of 192 SMs. The GPU will support a memory bus interface of up to 512-bit which can be cut into different configurations depending on the SKU such as 448-bit, 384-bit, 320-bit, and more unique designs as NVIDIA desires for its next-gen line.