AMD’s RDNA 3 chiplet GPU and RX 7900 XTX

Touts low power, low prices, and future features.

Jon Peddie

AMD had three goals for their next-generation RDNA 3 GPU: obtain performance-per-watt leadership, raise the bar for high resolution and high frame rate gaming, and usher in the next generation of gaming experiences. The company introduced the new GPU and claimed it was the first chiplet gaming CPU. They support that claim by putting the 6nm cache memory (MCD) outside the 5nm graphics compute chip (GCD). To stifle critics of off-chip cache, AMD revealed the performance: 61 TFLOPS 5.3TB/s (while asserting it is the fastest chiplet interconnect based on internal testing) Local memory up to 24GB (GDDR6) 58 billion transistors—165%

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