At their foundation, both cards are nearly identical: the same 2295 MHz base clock, 8960 shading units, 280 TMUs, 96 ROPs, and 1750 MHz memory speed. This means the core GPU silicon and memory subsystem are essentially the same, and any performance differences will come down to how each manufacturer pushes the chip in boosted states.
Looking at those boosted states, the picture diverges in an interesting way. The MSI Inspire 3X OC Plus pulls ahead on raw compute metrics: its 2482 MHz GPU turbo (versus 2452 MHz on the Asus Prime) translates into marginally higher floating-point throughput at 44.48 TFLOPS and a texture rate of 695 GTexels/s — edges of roughly 1.2% and 1.2% respectively. In shader-heavy or compute-intensive workloads such as ray tracing, AI-accelerated rendering, or general GPU compute, this small headroom in favor of the MSI is real but unlikely to be perceptible in practice. On the other side, the Asus Prime reports a substantially higher pixel rate of 313.9 GPixel/s versus 238.3 GPixel/s for the MSI — a difference that, if accurate, would suggest an advantage in traditional rasterization throughput, particularly at high resolutions where fill rate becomes a bottleneck.
In summary, both cards share the same hardware DNA and neither dominates the other comprehensively. The MSI holds a slim but consistent edge in floating-point and texture performance — metrics that matter most for compute and texture-bound scenes. The Asus counters with a notably higher declared pixel fill rate, which is relevant for rasterization-heavy gaming scenarios. For most users, these differences are marginal enough that real-world frame rates will be virtually indistinguishable; the decision between the two should rest on factors like cooling design, noise levels, and price rather than raw performance figures.