ASRock Radeon RX 9070 XT Steel Legend VS MSI GeForce RTX 5070 Gaming Duke 3X

At first glance, the MSI GeForce RTX 5070 Gaming Duke 3X appears competitive thanks to its higher base clock of 2325 MHz and a larger shader count of 6144 shading units. However, once you look beyond those two figures, the throughput picture shifts decisively. The ASRock Radeon RX 9070 XT Steel Legend reaches a turbo clock of 2970 MHz versus the RTX 5070's 2512 MHz, and that wider turbo headroom translates directly into its superior computed throughput metrics across the board.

The practical consequence of that clock advantage is substantial: the RX 9070 XT delivers 48.66 TFLOPS of floating-point performance against the RTX 5070's 30.87 TFLOPS — roughly a 58% lead. Its pixel fill rate of 380.2 GPixel/s and texture rate of 760.3 GTexels/s similarly outpace the RTX 5070's 201 GPixel/s and 482.3 GTexels/s respectively. The RX 9070 XT also holds more ROPs (128 vs 80) and a faster memory bus speed (2518 MHz vs 1750 MHz), reinforcing its advantage in both rasterization throughput and memory bandwidth potential. In real-world terms, more ROPs accelerate frame output at high resolutions, while the memory speed gap directly benefits texture streaming and bandwidth-intensive workloads.

Both cards support Double Precision Floating Point (DPFP), making neither uniquely suited to compute tasks on that basis alone. Overall, on every major throughput metric provided, the ASRock RX 9070 XT Steel Legend holds a clear performance edge in this group. The RTX 5070's higher shader count does not overcome its significantly lower turbo frequency, resulting in lower computed performance figures across pixels, texels, and general compute.

The memory configurations here represent two genuinely different design philosophies. The ASRock RX 9070 XT Steel Legend pairs a wider 256-bit bus with 16GB of GDDR6, while the MSI RTX 5070 Gaming Duke 3X opts for a narrower 192-bit bus but compensates with faster GDDR7 memory running at an effective 28000 MHz versus the RX 9070 XT's 20000 MHz. This is a classic bandwidth-per-pin versus bus-width trade-off.

The result is a near-wash on total bandwidth: the RTX 5070 achieves 672 GB/s against the RX 9070 XT's 644.6 GB/s — a difference of under 5%, which is negligible in practice. However, the VRAM capacity gap is more consequential. The RX 9070 XT's 16GB versus the RTX 5070's 12GB gives it a meaningful advantage for high-resolution texture work, large open-world games, and memory-intensive creative workloads, where running out of VRAM causes significant performance degradation. As games and applications continue to push VRAM requirements upward, that extra 4GB becomes an increasingly important buffer. Both cards support ECC memory, a feature relevant primarily to professional compute use cases rather than gaming.

On balance, the RX 9070 XT Steel Legend holds the memory edge in this group. The RTX 5070 largely closes the bandwidth gap through GDDR7's higher speed, but it cannot offset the raw capacity deficit. For users who prioritize future-proofing and headroom at 4K or in content creation scenarios, the larger 16GB frame buffer is the more significant differentiator here.

Much of this feature set is shared ground: both cards support DirectX 12 Ultimate, OpenGL 4.6, ray tracing, 3D output, and up to 4 displays simultaneously, so neither holds an advantage on those fronts. The one technical footnote worth flagging is the MSI RTX 5070's OpenCL 3 versus the RX 9070 XT's OpenCL 2.2 — a newer revision that broadens compatibility with certain compute workloads, though its real-world impact depends heavily on the specific software being used.

The most decisive differentiator in this group is DLSS support. The RTX 5070 offers it; the RX 9070 XT does not. DLSS is NVIDIA's AI-driven upscaling technology, and in supported titles it can deliver substantial frame rate gains with minimal visual quality loss — making it a meaningful practical advantage for gaming. The RX 9070 XT's absence of DLSS is not compensated by any exclusive upscaling feature listed in this data set, which tips the balance here toward the RTX 5070 for users who prioritize that capability.

The AMD SAM versus Intel Resizable BAR distinction is essentially a branding difference for the same underlying PCIe feature, so it carries no meaningful real-world differentiation between the two. Overall, the RTX 5070 Gaming Duke 3X holds the edge in this group, primarily due to its DLSS support — a feature with direct, tangible impact on gaming performance in a wide library of titles.

This is a rare case of a complete spec-for-spec tie. Both the ASRock RX 9070 XT Steel Legend and the MSI RTX 5070 Gaming Duke 3X offer an identical port layout: 1 HDMI 2.1b output and 3 DisplayPort outputs, with no USB-C, DVI, or mini DisplayPort connectors on either card.

The practical implication is straightforward: both cards can drive up to four monitors simultaneously — consistent with the display count noted in their feature specs — and both support the same HDMI 2.1b standard, which enables 4K at high refresh rates and 8K output over a single cable. The triple DisplayPort configuration is equally well-suited for multi-monitor gaming or productivity setups. The absence of USB-C on both cards means neither can directly connect to USB-C or Thunderbolt displays without an adapter.

There is no meaningful distinction to draw here — this group is a complete tie. Connectivity will not be a deciding factor between these two cards.

Two different architectural approaches define this group. The ASRock RX 9070 XT Steel Legend is built on AMD's RDNA 4.0 architecture using a 4nm process node and packs 53,900 million transistors, while the MSI RTX 5070 Gaming Duke 3X is based on NVIDIA's Blackwell architecture on a 5nm node with 31,100 million transistors. The finer process node on the RX 9070 XT enables greater transistor density, which is part of what allows it to fit significantly more transistors into the die — a factor that contributes directly to its higher raw throughput figures seen in the performance group.

The power and efficiency trade-off is where the RTX 5070 makes its clearest argument. Its 250W TDP versus the RX 9070 XT's 304W means the RTX 5070 draws notably less power under load — a 54W difference that translates into lower electricity costs over time, reduced heat output, and less strain on the system PSU. For users with tighter power budgets or smaller cases with limited airflow, this gap is practically relevant. Both cards rely on air cooling and share the same PCIe 5.0 interface, so neither holds an advantage on connectivity or cooling type.

On physical size, the RTX 5070 is longer at 325mm compared to the RX 9070 XT's 298mm, while the RX 9070 XT is slightly taller at 131mm versus 121mm. Case compatibility should be verified for either card, but the RTX 5070's extra length makes it the more restrictive fit in compact builds. Overall, this group doesn't yield a single clear winner — the RX 9070 XT leads on transistor count and process node, while the RTX 5070 holds a meaningful edge in power efficiency and card length.