Downfall

Downfall is an older horror title, but it still presents a meaningful challenge to modern hardware, especially at higher resolutions. The measured data for the Intel Core Ultra 5 135H and NVIDIA GeForce RTX 4080 Mobile combination shows a system that is more than capable of dominating this game, though the optimal settings depend heavily on your display's resolution. The benchmark results indicate that this pairing offers a wide range of performance, from incredibly high frame rates for competitive play to playable, visually demanding experiences at 4K.

Settings Recommendations

The performance data provides a clear hierarchy across the four tested presets: Low, Medium, High, and Ultra. At 1920x1080, the Ultra preset yields an average of 120 FPS, which is exceptionally smooth for a horror game. Dropping to High increases the average to 192 FPS, a massive jump of 60% that makes the game feel far more responsive. Given the genre's reliance on atmosphere and sudden scares, the High preset at 1080p is the sweet spot, providing a significant visual upgrade over Medium (235 FPS) while still maintaining a frame rate that will easily outpace any display's refresh rate.

For 2560x1440, the High preset remains the recommended choice. It delivers an average of 137 FPS, which is well above the threshold for high-refresh-rate gaming. While the Ultra preset is playable at 86 FPS, the drop from High is substantial at 37%. The Medium preset at 168 FPS offers diminishing returns in visual fidelity compared to High, making High the best balance of image quality and performance. The data shows that High at 1440p is the ideal configuration for this resolution, offering a buttery-smooth experience without the performance penalty of Ultra.

At 3840x2160, the situation changes. The Ultra preset becomes increasingly demanding, with an average of only 53 FPS. This is the only preset that dips below the 60 FPS threshold, and the lack of a reported minimum frame rate suggests potential for stutter. The High preset, however, provides a much better experience at 85 FPS. This frame rate is generally considered smooth for a single-player horror title and allows for the higher visual fidelity that 4K resolution affords. The Medium preset at 104 FPS is also a viable option for those who prioritize frame rate above all else, but the High preset offers the best overall experience at 4K, striking a superior balance between visual quality and performance.

Ultimately, the data suggests that High is the definitive settings preset for this hardware combination across all resolutions. It provides the most consistent and high-quality experience, avoiding the severe performance hit of Ultra while offering significantly better visuals than Medium. For users with high-refresh-rate monitors at 1080p or 1440p, High is the clear winner. For 4K users, High is the recommended choice to maintain a stable and enjoyable experience.

GPU Role

The NVIDIA GeForce RTX 4080 Mobile is the dominant force in this system's gaming performance. It is built on the Ada Lovelace architecture and features 12 GB of GDDR6 memory on a 192-bit bus, which provides a memory bandwidth of 432.0 GB/s. For a game like Downfall, which is not known for being excessively demanding on VRAM, the 12 GB allocation is more than sufficient, ensuring that texture loading and memory management are not bottlenecks even at 4K resolution.

The GPU's clock speeds, with a base of 1290 MHz and a boost of 1665 MHz, are supported by 7424 shading units. This configuration yields a theoretical FP32 performance of 24.72 TFLOPS. The measured frame rates in the benchmark data directly reflect this raw power. At 1080p, the GPU is able to push frame rates to extreme levels, with the Low preset hitting an average of 287 FPS. This indicates that at lower resolutions, the GPU is not being fully stressed and is likely waiting on the CPU to feed it data.

The GPU's performance scaling is most evident in the 4K results. The transition from 1080p to 4K increases the pixel count by a factor of four, and the average frame rate at High settings drops from 192 FPS to 85 FPS. This 56% reduction in performance shows that the RTX 4080 Mobile is being pushed much harder at 4K, and its fill rate and memory bandwidth become the primary limiting factors. The PassMark G3D score of 24926 places this GPU in the 81st percentile of all GPUs, confirming its high-end status. Its nearest rival, the NVIDIA GeForce RTX 5080 Mobile, is only 0.6% ahead in average benchmark score, indicating that the 4080 Mobile is a top-tier performer even when compared to newer generations.

CPU Role

The Intel Core Ultra 5 135H plays a supporting, yet crucial, role in this gaming configuration. This is a 14-core, 18-thread processor from the Meteor Lake architecture, with a base clock of 3.60 GHz and a boost clock of 4.60 GHz. While it is a mobile chip with a 28W TDP, its performance is far from negligible. Its Cinebench R23 multi-core score of 11875.5 shows it has substantial processing power, and it sits in the 81st percentile of all CPUs.

In gaming, the CPU's primary job is to prepare frames for the GPU to render. At 1080p, where the GPU load is lower, the CPU's single-threaded performance becomes more critical. The Core Ultra 5 135H's PassMark single-thread score of 3521 is solid, allowing it to keep up with the GPU's high frame output. However, even with this capable CPU, the data shows a clear GPU bottleneck at 1080p. The massive frame rates, such as 287 FPS on Low, are more a signal of the GPU's speed than the CPU's ability, as the CPU cannot truly bottleneck a GPU that fast.

The CPU's role becomes more balanced at 1440p and 4K. As the GPU works harder on higher resolutions, the frame rate drops to a point where the CPU can easily feed the GPU with data. This is why the performance scaling from 1440p to 4K is more pronounced and predictable, as the GPU becomes the definitive limiting component. The Core Ultra 5 135H's performance is more than adequate for this game, and it is unlikely to be the source of any stuttering or frame pacing issues. Its nearest rival, the AMD Ryzen 7 5800X, is essentially tied in average benchmark score, being only 0.1% behind, which demonstrates that this mobile CPU offers performance that is competitive with last generation's desktop mid-range champions.

FAQ

Q: What is the best settings preset to use with this hardware for a high-refresh-rate 1080p monitor?

A: The High preset is recommended. It delivers an average of 192 FPS, which is a 60% improvement over the Ultra preset's 120 FPS, while still providing excellent visual quality. This ensures the game runs well beyond the refresh rate of most high-end 1080p monitors.

*Q: Can this system handle Downfall at 4K resolution smoothly?*

A: Yes, but not with the Ultra preset. At 4K, the Ultra preset only achieves an average of 53 FPS. However, dropping to the High preset yields an average of 85 FPS, which is a smooth and enjoyable experience for a single-player horror game.

Q: Is the CPU or GPU the limiting factor at 2560x1440 resolution?

A: The data indicates the GPU is the primary limiting factor. The performance scaling from 1080p to 1440p shows a significant drop, but the frame rates remain high (137 FPS on High), suggesting the CPU is more than capable of keeping up with the GPU's demands at this resolution.

Q: How does the RTX 4080 Mobile compare to other high-end GPUs in terms of raw compute power?

A: The GPU has an average benchmark score of 38135, placing it in the 81st percentile of all GPUs. It is remarkably close in performance to the newer NVIDIA GeForce RTX 5080 Mobile, which is only 0.6% higher in average score, and it is 1.3% ahead of the desktop RTX 4070.

*Q: Is 12 GB of VRAM in the RTX 4080 Mobile sufficient for Downfall?*

A: Yes. The benchmark data shows strong performance at all resolutions, including 4K. The 12 GB of GDDR6 memory is more than enough for this game, as its memory bandwidth of 432.0 GB/s is sufficient to handle the textures and assets without causing a performance bottleneck.

Q: What is the performance difference between the Medium and High presets at 1440p?

A: The Medium preset averages 168 FPS, while the High preset averages 137 FPS. This is a 31 FPS difference. The High preset offers better visual quality for a relatively modest performance cost, making it the better choice for most users.

Resolution Scaling

The measured FPS data reveals a clear and predictable pattern of scaling as resolution increases. The performance drop from 1920x1080 to 2560x1440 is significant, and the drop from 2560x1440 to 3840x2160 is even more pronounced. This pattern is a classic indicator of a GPU-bound scenario.

At the High settings preset, the average frame rate at 1080p is 192 FPS. Moving to 1440p, this drops by 29% to 137 FPS. This is a substantial decrease, showing that the GPU is working considerably harder to render the extra pixels. The trend continues when moving to 4K, where the frame rate drops a further 38% to 85 FPS. This steeper decline from 1440p to 4K highlights the immense computational load that 4K resolution places on the GPU.

This scaling behavior confirms that the NVIDIA GeForce RTX 4080 Mobile is the limiting component in this system. The CPU's role is to prepare frames, and at these resolutions, it is able to do so far faster than the GPU can render them. The GPU is rendering the scene from start to finish, and its performance is directly tied to the number of pixels it needs to process. The data shows that Downfall is a graphically intensive title at high resolutions, and the RTX 4080 Mobile's performance scales accordingly, demonstrating a pure GPU bottleneck.

Measured FPS Breakdown

The following data represents the complete set of measured frame rates for this specific hardware configuration in Downfall.

3840x2160 (4K)

• Ultra: Average FPS of 53. This is the most demanding setting and dips below the 60 FPS threshold.
• High: Average FPS of 85. This is the recommended setting for 4K, offering a smooth experience.
• Medium: Average FPS of 104, with a reported minimum of 89 FPS and maximum of 120 FPS.
• Low: Average FPS of 127. This demonstrates the GPU's ability to produce high frame rates even at 4K when visual effects are reduced.

2560x1440 (1440p)

• Ultra: Average FPS of 86. This is a playable frame rate but represents a large drop from the High preset.
• High: Average FPS of 137. This is the recommended setting for 1440p, balancing quality and speed.
• Medium: Average FPS of 168, with a reported minimum of 142 FPS and maximum of 193 FPS.
• Low: Average FPS of 205. This frame rate is high enough to satisfy even the most demanding high-refresh-rate gamers.

1920x1080 (1080p)

• Ultra: Average FPS of 120. This is more than enough for a smooth experience on a standard 60Hz or 144Hz monitor.
• High: Average FPS of 192. This is the recommended setting for 1080p, providing a massive performance buffer.
• Medium: Average FPS of 235, with a reported minimum of 199 FPS and maximum of 270 FPS.
• Low: Average FPS of 287. The extremely high frame rate here confirms that the GPU is the primary bottleneck, as the system is capable of producing nearly 300 frames per second.