Doom

The AMD Ryzen 9 7900X paired with the AMD Radeon RX 7700 XT delivers a remarkably consistent performance profile in Doom, showing that the 12-core processor is rarely the bottleneck. Across all tested resolutions, the frame rate scales predictably with the graphics preset, indicating a GPU-bound experience. The data reveals that this combination is more than capable of handling the game’s fast-paced action at high refresh rates, even at 4K, though the most demanding settings will test the graphics card’s limits.

Resolution Scaling

The performance drop from 1080p to 4K clearly identifies the GPU as the primary limiting factor in this configuration. At 1080p with High settings, the combo produces an average of 195.9 FPS, which falls to 125.4 FPS at 1440p and further to 69.5 FPS at 4K. This represents a 64.5% reduction in frame rate when moving from 1080p to 4K, a pattern consistent with a system where the graphics card is doing the heavy lifting. The scaling is less severe when moving from 1440p to 4K, where the frame rate drops by 44.6%, but the trend remains clear.

The resolution scaling behavior suggests that at 1080p, the CPU is still able to feed the GPU efficiently, but the graphics card’s workload increases disproportionately as pixel count rises. At 4K, the RX 7700 XT is working near its maximum capability, as evidenced by the High preset producing only 69.5 FPS. This is still playable, but the Ultra preset at 4K drops to 55.4 FPS, showing that the GPU’s 12 GB of VRAM and 432.0 GB/s bandwidth are being heavily taxed. The gap between Low and Ultra settings widens as resolution increases, from 106.3 FPS at 1080p to 37.1 FPS at 4K, further confirming that the GPU is the bottleneck in this pairing.

CPU Role

The AMD Ryzen 9 7900X brings substantial processing power to this pairing, though Doom’s engine does not appear to fully utilize its capabilities. With 12 cores and 24 threads based on the Zen 4 architecture, the processor has a base clock of 4.70 GHz and a boost clock of 5.60 GHz. Its benchmark results are strong, including a Cinebench R23 multicore score of 43695 and a single-core score of 6168, placing it in the 93rd percentile among all CPUs. However, the frame rate data suggests that this power is largely idle during gameplay, as the GPU becomes the limiting factor even at 1080p.

The processor’s high single-thread performance, evidenced by a 3DMark single-thread score of 1093 and a PassMark single-thread score of 4238, ensures that Doom’s primary game thread is never starved. This is reflected in the 1080p Low preset producing 263.4 FPS, a figure that indicates the CPU can handle the game’s logic without hindering the GPU. The 64 MB of shared L3 cache and DDR5 memory support with 83.2 GB/s bandwidth provide ample data throughput for the game’s assets. The Ryzen 9 7900X’s performance relative to its nearest rivals shows a near-tie with the Intel Core Ultra 5 235 (0.1% behind) and the AMD Ryzen 9 5900XT (0.4% behind), confirming that it is a top-tier processor that will not hold back this GPU in Doom.

GPU Role

The AMD Radeon RX 7700 XT is the component that determines the playable experience in Doom, with its performance scaling directly with resolution and settings. Built on the RDNA 3.0 architecture with the Navi 32 chip, this GPU features 12 GB of GDDR6 memory on a 192-bit bus, delivering 432.0 GB/s of bandwidth. Its clocks are notable, with a base of 1435 MHz, a game clock of 2171 MHz, and a boost clock of 2544 MHz. The 3456 shading units and 96 ROPs provide the raw processing power needed for Doom’s fast-paced rendering.

The GPU’s benchmark scores, including a PassMark G3D score of 22547 and a 3DMark Steel Nomad DX12 score of 3316, place it in the 73rd percentile of all GPUs. Its nearest rival is the NVIDIA GeForce RTX 5060, which scores virtually identically (0% delta). The RX 7700 XT’s VRAM capacity of 12 GB proves sufficient for Doom at all tested settings, as even the 4K Ultra preset runs without issue, albeit at 55.4 FPS. The GPU’s memory bandwidth appears to be a key factor, as the frame rate drops are consistent with memory bandwidth limitations at higher resolutions rather than compute limitations. The data indicates that the GPU is the definitive bottleneck at 4K, while at 1080p it has enough headroom to push frame rates well beyond 200 FPS.

How This Combo Ranks

This specific combination of the Ryzen 9 7900X and RX 7700 XT ranks 730th out of 1681 tested combos in Doom, placing it in the upper-middle tier of all configurations. This ranking reflects a system that is not at the absolute high-end but is more than capable of delivering a smooth experience in this title. The ranking is likely held back by the GPU, as the CPU is in the top 7% of all processors, while the GPU is in the top 27%. This mismatch suggests that the processor has significant headroom for future GPU upgrades without becoming a bottleneck.

The 730th rank out of 1681 combos indicates that there are roughly 730 configurations that perform better, many of which likely feature higher-tier GPUs. However, the measured FPS data shows that this combo still delivers excellent playable performance at all resolutions, with even the most demanding 4K Ultra preset achieving over 55 FPS. The combo’s position in the rankings is a function of the GPU’s mid-range positioning, but the actual gameplay experience is far from compromised.

Measured FPS Breakdown

The measured FPS data provides a comprehensive view of the combo’s capabilities across three resolutions and four settings presets. At 3840x2160, the average frame rates are 92.5 FPS on Low, 81.5 FPS on Medium, 69.5 FPS on High, and 55.4 FPS on Ultra. These numbers show a steady decline as settings increase, with a 37.1 FPS difference between Low and Ultra. At 2560x1440, the performance is significantly higher: 171.1 FPS on Low, 149.7 FPS on Medium, 125.4 FPS on High, and 101.4 FPS on Ultra. The gap between Low and Ultra at 1440p is 69.7 FPS, showing that the GPU has more headroom at this resolution.

At 1920x1080, the combo truly shines, with the Low preset producing 263.4 FPS, Medium at 226.7 FPS, High at 195.9 FPS, and Ultra at 157.1 FPS. The 106.3 FPS difference between Low and Ultra at 1080p indicates that the GPU is still the limiting factor, but the absolute numbers are high enough for any high-refresh-rate monitor. The data shows a consistent pattern: each step up in settings costs roughly 15-20% performance, and each step up in resolution costs roughly 30-40% performance, confirming the GPU-bound nature of this configuration.

Settings Recommendations

Based on the measured FPS data, the High preset at 1440p offers the best balance of visual quality and performance for this combo. The 125.4 FPS average at 1440p High is well above the 60 FPS threshold and provides a smooth experience for fast-paced gameplay. For users with 1080p displays, the Ultra preset at 157.1 FPS is the recommended choice, as it delivers maximum visual fidelity without sacrificing playability. The Ultra preset at 1440p, producing 101.4 FPS, is also viable for those who prioritize image quality over maximum frame rates.

For 4K users, the High preset at 69.5 FPS is the best option, as it maintains playable frame rates while offering good visual quality. The Ultra preset at 4K, at 55.4 FPS, is playable but may feel less responsive for competitive play. The Low preset is not recommended at any resolution, as the visual downgrade is not worth the frame rate increase when the GPU can already handle higher settings at playable speeds. The Medium preset serves as a middle ground but does not offer a significant advantage over High at any resolution.

FAQ

Q: Can this combo achieve 60 FPS at 4K in Doom?

A: Yes, at High settings the combo produces 69.5 FPS at 3840x2160, and at Medium settings it reaches 81.5 FPS. The Ultra preset drops to 55.4 FPS, which is below the 60 FPS threshold.

Q: What is the maximum frame rate this combo can achieve?

A: The highest measured average is 263.4 FPS at 1080p with Low settings. At 1080p with High settings, it produces 195.9 FPS.

Q: Is the Ryzen 9 7900X or the RX 7700 XT the bottleneck in Doom?

A: The data indicates the GPU is the bottleneck. The frame rate drops consistently with resolution and settings, which is characteristic of a GPU-limited scenario. The CPU’s 93rd percentile ranking also suggests it has significant headroom.

Q: How does this combo compare to the RX 7700 XT’s nearest GPU rival?

A: The RX 7700 XT’s average benchmark score is 30097, which is virtually identical to the NVIDIA GeForce RTX 5060 at 30109, a 0% delta. They perform nearly equally in synthetic benchmarks.

Q: What is the best setting preset for a 1440p monitor?

A: The High preset at 2560x1440 produces 125.4 FPS and is the recommended option. The Ultra preset at 101.4 FPS is also viable if you prefer maximum visual quality.

Q: Does the combo’s 12 GB of VRAM limit performance in Doom?

A: No, the 12 GB VRAM is sufficient for all tested settings, including 4K Ultra. The frame rate drops at higher settings are due to compute and memory bandwidth limitations, not VRAM capacity.