Doom

The Intel Core Ultra 7 270K Plus paired with the AMD Radeon RX 7900 XTX delivers an exceptionally high-performance experience in Doom, placing the combo in the top tier of tested configurations. The measured frame rates are consistently high across all resolutions, making this pairing a formidable option for high-refresh-rate gaming. The data indicates that the system is well-balanced, though the specific bottlenecks shift predictably as resolution and graphical load increase.

Settings Recommendations

The measured data across the four available presets—Low, Medium, High, and Ultra—reveals a clear hierarchy in performance scaling. At 1080p, the differences are stark: the Low preset achieves an average of 366 FPS, while the Ultra preset drops to 220 FPS. This spread of 146 FPS between the lowest and highest settings is substantial, but even the Ultra preset's 220 FPS average is far beyond the refresh rate of most standard monitors. For pure competitive play, the Low preset's 366 FPS average provides the absolute maximum frame throughput, but the visual compromise is significant for a game with Doom's atmospheric environments.

The most compelling balance of visual fidelity and performance is found in the High preset. At 1080p, it delivers a 269 FPS average, which is a 49 FPS improvement over Ultra while retaining most of the graphical enhancements that matter for image quality. The Medium preset offers a 319 FPS average, providing a 50 FPS uplift over High, but the quality drop is more noticeable. At 1440p, the High preset maintains a 174 FPS average, which is still exceptionally smooth and a 31 FPS improvement over the Ultra preset's 143 FPS. The data suggests that High is the "sweet spot" for this configuration, offering a substantial margin above 144 Hz at 1440p and nearly double the 144 Hz threshold at 1080p.

At 4K, the High preset's 94 FPS average is the recommended target for a premium experience, as it is the only preset that combines high detail with a frame rate comfortably above 60 FPS. The Ultra preset at 4K drops to a 77 FPS average, which is playable but begins to approach the threshold where frame pacing can become more critical. The Low preset at 4K yields 128 FPS, but the reduction in texture quality and effects on a 4K panel will be very apparent. Therefore, the analysis recommends the High preset as the optimal default for this CPU-GPU combo, providing the best experience per the measured rows by maximizing frame rates while preserving the game's visual identity.

GPU Role

The AMD Radeon RX 7900 XTX is the primary driver of the high frame rates observed in this dataset. Its 24 GB of GDDR6 memory on a 384-bit bus provides a massive 960.0 GB/s of bandwidth, which is crucial for feeding the high-resolution textures and geometry that Doom's id Tech engine demands. The GPU's architecture, RDNA 3.0, is built on a 5 nm process at TSMC and features a chip with 57,700 million transistors. The boost clock of 2498 MHz, with a game clock of 2365 MHz, allows the card to sustain high throughput during intense firefights.

The GPU's raw compute capabilities are substantial. It features 6144 shading units, 384 texture mapping units, and 192 ROPs, which translate to a texture rate of 959.2 GTexel/s and a pixel rate of 479.6 GPixel/s. The FP32 performance of 61.39 TFLOPS is a strong indicator of its ability to handle the complex shader work required by modern game engines. In the context of the benchmark scores, the GPU's Passmark G3D score is 31238, placing it in the 64th percentile of all GPUs. Interestingly, its nearest rivals in the aggregate benchmark data include the NVIDIA GeForce GTX 1060 3 GB (with a delta of +0.4%) and the NVIDIA TITAN Xp (with a delta of +1.2%), which highlights how aggregate scores can mask the vast differences in modern game performance where the 7900 XTX's architecture excels.

The 24 GB VRAM capacity is a forward-looking asset. While Doom's measured settings likely do not exhaust this buffer, the headroom ensures that texture streaming and high-resolution assets will not cause stuttering. The memory clock of 2500 MHz (20 Gbps effective) is well-matched to the GPU's compute power, ensuring that the rendering pipeline is not starved for data. The data shows that the GPU is the scaling factor when moving from Medium to Ultra, with average FPS dropping by 42 at 1080p, 63 at 1440p, and 35 at 4K, indicating that the increased shading and texture work directly impacts the GPU's output.

Resolution Scaling

The measured FPS data provides a clear picture of how performance scales with resolution. Moving from 1920x1080 to 2560x1440 results in a predictable drop, and the drop to 3840x2160 is even more pronounced. For the High preset, the average frame rate falls from 269 FPS at 1080p to 174 FPS at 1440p, a decline of 95 FPS. Scaling further to 4K, the average drops to 94 FPS, another 80 FPS reduction. This pattern indicates that the rendering load is scaling almost linearly with the pixel count, which is characteristic of a GPU-bound scenario at these high settings.

The Low preset shows a similar trend but with higher absolute values: 366 FPS at 1080p, 237 FPS at 1440p, and 128 FPS at 4K. The percentage drop from 1080p to 4K is roughly 65% for both Low and High presets. This consistency suggests that the GPU is the limiting component across all resolutions. If the CPU were the primary bottleneck, we would expect to see a smaller absolute FPS difference between 1080p and 1440p, as the CPU would max out its frame generation capability. Instead, the frame rate continues to drop significantly as resolution increases, confirming that the RX 7900 XTX's rendering throughput is the constraining factor.

The 4K Ultra preset is the most demanding scenario, with an average of only 77 FPS. This represents a 65% reduction from the 1080p Ultra score of 220 FPS. The data implies that while the GPU is powerful, the transition to 4K imposes a heavy penalty, requiring a reduction in settings to maintain high refresh rates. The 1440p Medium preset, with a 206 FPS average, shows that the system has ample headroom for high-refresh-rate 1440p gaming, while 4K is best reserved for the High preset or below to stay above the 90 FPS mark.

How This Combo Ranks

In the context of all tested CPU-GPU combinations for Doom, this specific pairing of the Intel Core Ultra 7 270K Plus and the AMD Radeon RX 7900 XTX holds a combo rank of 362 out of 2930 combos. This places it in the top 12.4% of all tested systems, a strong result that underscores the high-end nature of both components. The rank indicates that while there are 361 other configurations that achieve higher average FPS, this combo is still significantly ahead of the vast majority of systems in the database.

The rank is a composite measure of the measured FPS across all resolutions and settings. Given the extremely high frame rates at 1080p and 1440p, the combo's position is likely held back by its 4K performance, where it falls to sub-100 FPS averages on the higher presets. Configurations with more powerful GPUs or those better optimized for 4K would rank higher. However, for most users, a rank of 362 out of 2930 is exemplary, signifying a top-tier gaming rig. The data shows that this combo is not just capable of high frame rates, but it does so consistently across the board, which is a hallmark of a well-balanced pairing. The near-identical aggregate benchmark scores of the CPU's nearest rivals (Intel Xeon 6520P, AMD EPYC 4564P) suggest that the CPU is not the differentiator in this ranking; the GPU's performance profile is the primary driver of the combo's position.

CPU Role

The Intel Core Ultra 7 270K Plus provides the computational foundation for this system. With 24 cores and 24 threads, it offers substantial parallel processing capability, though Doom's engine is not known for scaling perfectly across a massive number of cores. The CPU's base clock of 3.70 GHz and boost clock of 5.50 GHz are more critical for gaming, as higher single-thread performance directly translates to better frame pacing and higher minimum FPS. The L3 cache is 36 MB (shared), which is ample for holding game state data.

The CPU's benchmark scores are impressive. In Cinebench R23, it scores 44253 in multi-core and 2439 in single-core. The single-core score is particularly relevant for gaming, as it indicates strong per-thread performance. The Passmark single-thread score of 5068 is also high. These figures position the CPU in the 96th percentile of all CPUs, indicating it is a top-tier processor. The nearest rivals in the aggregate benchmark data are server-class chips like the Intel Xeon 6520P (with a delta of 0%) and AMD EPYC 4564P (with a delta of -1.5%), which have more cores but similar average performance, underscoring the Ultra 7's efficiency in desktop workloads.

In the gaming data, the CPU's role becomes evident when examining the FPS differences between presets at the same resolution. At 1080p, the difference between Low (366 FPS) and Ultra (220 FPS) is 146 FPS. If the CPU were the bottleneck, this difference would be much smaller, as the CPU would cap the frame rate regardless of the GPU load. The fact that the frame rate varies so widely with settings at 1080p confirms that the GPU is doing the heavy lifting, and the CPU is adequately feeding it. The CPU's high boost clock ensures that the game's main thread is processed quickly, preventing CPU-side stalls that would otherwise limit the GPU's potential. The data indicates that this CPU is a strong partner for the RX 7900 XTX, providing enough headroom to ensure the GPU is the limiting factor in almost all scenarios.

FAQ

*Q: What is the maximum average FPS this combo can achieve in Doom?*

A: The highest measured average FPS is 366, achieved at 1920x1080 resolution with the Low settings preset.

Q: How does the 1440p High preset compare to the 1080p Ultra preset?

A: The 1440p High preset averages 174 FPS, while the 1080p Ultra preset averages 220 FPS. The 1440p High setting offers a 46 FPS lower average but provides a higher resolution with a similar visual quality level.

Q: Is the CPU or GPU the limiting factor at 4K resolution?

A: At 4K, the GPU is the limiting factor. The average FPS drops significantly from 128 FPS on Low to 77 FPS on Ultra, indicating that the rendering load on the RX 7900 XTX is the primary constraint, not the CPU.

Q: What is the minimum FPS recorded for this combo?

A: The lowest minimum FPS recorded in the dataset is 95 FPS, which occurs at 3840x2160 resolution with the Medium settings preset.

Q: How does this combo's ranking compare to the total number of tested configurations?

A: This combo ranks 362nd out of 2930 tested combinations, placing it in the top 12.4% of all systems in the database for Doom.

Q: What is the performance difference between the Medium and High presets at 2560x1440?

A: At 1440p, the Medium preset averages 206 FPS, while the High preset averages 174 FPS. The Medium preset is 32 FPS faster, but the High preset likely provides better visual fidelity.

Measured FPS Breakdown

The following table details the exact average FPS measurements for each resolution and settings combination.

| Resolution | Settings | Avg FPS |

| :--------- | :------- | ------: |

| 1920x1080 | Low | 366 |

| 1920x1080 | Medium | 319 |

| 1920x1080 | High | 269 |

| 1920x1080 | Ultra | 220 |

| 2560x1440 | Low | 237 |

| 2560x1440 | Medium | 206 |

| 2560x1440 | High | 174 |

| 2560x1440 | Ultra | 143 |

| 3840x2160 | Low | 128 |

| 3840x2160 | Medium | 112 |

| 3840x2160 | High | 94 |

| 3840x2160 | Ultra | 77 |

In addition to the averages, the dataset includes minimum and maximum FPS for the Medium preset at each resolution. At 1080p Medium, the frame rate ranges from a minimum of 271 FPS to a maximum of 367 FPS. At 1440p Medium, the range is between 176 FPS and 237 FPS. At 4K Medium, the range narrows to between 95 FPS and 129 FPS. These values indicate that frame pacing is consistent, with the variance between minimum and maximum FPS being relatively low, which contributes to a smooth gaming experience. The 4K Medium preset shows the largest relative variance, with a minimum FPS that is 15% lower than the average, suggesting that the GPU is working harder to maintain its performance at this resolution.