Downfall

The Intel Core Ultra 9 275HX is a 24-core, 24-thread mobile processor based on the Arrow Lake architecture. It operates with a base clock of 2.70 GHz and a boost clock of 5.40 GHz, and it is built on a 3 nm process by TSMC. In the context of Downfall, a horror title, the CPU's role is less about raw frame generation and more about maintaining consistent frame pacing and handling the game's logic. The data shows the processor is not a bottleneck at any settings level, as the frame rates are dictated almost entirely by the GPU. The 275HX sits in the 94th percentile of all CPUs, with an average benchmark score of 67469. This places it in the upper echelon of processors, though its nearest rivals show remarkably close scores. The Intel Xeon w5-3525 scores 67673, which is only 0.3% higher, and the AMD EPYC 4484PX scores 67822, a 0.5% difference. The AMD Ryzen Threadripper PRO 5955WX is 0.6% faster, while the Intel Xeon 6515P is 0.7% slower. These deltas are negligible, indicating that the 275HX is effectively in a performance dead heat with these workstation-grade chips, an impressive feat for a mobile part.

Looking at the game’s results, the CPU’s high single-thread performance, as evidenced by a Geekbench single-core score of 2458, ensures that the game’s primary thread has ample headroom. In a horror game, where sudden asset loads and AI-driven events can cause stutters, this headroom is crucial. The CPU's 36 MB of shared L3 cache also helps keep frequently accessed game data close, reducing latency. The benchmark results indicate that the Core Ultra 9 275HX provides a stable foundation, but it is not the component that determines the playable settings or resolutions. The limiting factor is unambiguously the integrated GPU, as the frame rates scale directly with GPU load and resolution changes. For a game like Downfall, the CPU's job is to stay out of the way, and the data suggests it does so effectively, allowing the GPU to be the sole performance arbiter.

GPU Role

The AMD Radeon 890M is the integrated graphics solution on this platform, and it is the single most important determinant of Downfall's performance. This IGP is based on the RDNA 3.5 architecture and features 1024 shading units, 64 texture mapping units, and 32 ROPs. It also includes 16 ray tracing cores, though their impact in this title is not directly measured. The GPU has a base clock of 400 MHz and a boost clock of 2900 MHz. A critical detail is that its memory size, type, and bus width are all classified as "System Shared," meaning it relies on the system's DDR5 memory. The memory bandwidth is therefore "System Dependent," which can be a significant performance constraint. The 890M's average benchmark score is 9210, placing it in the 45th percentile of all GPUs. This is a mid-pack performance level, and its rivals reflect that. The AMD Radeon Vega 8 scores 9221, a 0.1% difference, while the NVIDIA GeForce GTX 960 is 0.7% faster at 9273. The NVIDIA GeForce GTX 465 is 0.9% faster, and the GTX 850M is 1% faster. This places the 890M in the same performance tier as older discrete GPUs, which is a reasonable expectation for an integrated part.

The measured FPS in Downfall tells the story of a GPU that is working hard. At 1080p with Low settings, the 890M manages 94 FPS, which is a playable frame rate. However, as settings increase, the performance drops significantly. At 1080p Ultra, the average frame rate falls to 39 FPS, which is a substantial reduction of over 58% from the Low setting. This steep decline is characteristic of a GPU that is saturated by the game's rendering demands. The GPU's FP32 performance is 5.939 TFLOPS, which is a modest figure for modern gaming. The 890M also has a 15 W TDP, which is incredibly low for a component that is expected to render games, but it is a power-efficient design. The performance is further constrained by the system's shared memory architecture, as the GPU does not have its own dedicated VRAM. This forces the GPU to compete with the CPU for memory bandwidth, which can lead to stutters and lower frame times in demanding scenes. The data shows that the 890M is the definitive bottleneck, as the CPU clearly has more than enough headroom to feed it frames.

Resolution Scaling

The resolution scaling in Downfall reveals a classic GPU-bound scenario. As the resolution increases, the frame rates drop in a predictable pattern, confirming that the AMD Radeon 890M is the limiting component. At 1080p with Low settings, the average FPS is 94. Moving to 1440p at the same Low settings, the average drops to 67 FPS, which is a 28.7% decrease. At 4K with Low settings, the average falls to 42 FPS, a further 37.3% decrease from 1440p. This steep decline is a clear indicator that the GPU is being pushed to its limits as the pixel count increases. The pattern is consistent across all settings. For instance, at Medium settings, the frame rates are 77 FPS at 1080p, 55 FPS at 1440p, and 34 FPS at 4K. The percentage drops are 28.6% from 1080p to 1440p, and 38.2% from 1440p to 4K.

This scaling behavior points directly to the GPU's fill rate and memory bandwidth limitations. The 890M has a pixel rate of 92.80 GPixel/s, but this is not enough to maintain high frame rates at higher resolutions. The fact that the CPU is not the bottleneck is confirmed by the fact that the frame rates scale so predictably with resolution. If the CPU were the limiting factor, the resolution scaling would be much flatter, as the CPU's workload would remain relatively constant. The data shows that the 890M is completely saturated at 4K, where even Low settings only produce 42 FPS. The jump from 1080p to 4K represents a 4x increase in pixel count, but the performance does not scale linearly; it drops by more than half in most settings. This is because the GPU's memory bandwidth, which is "System Dependent" and shared with the CPU, becomes a severe constraint at higher resolutions. The 890M simply does not have the raw throughput to handle the increased data demands of 4K rendering. Therefore, users should expect to play Downfall at 1080p for a smooth experience, or accept lower settings at 1440p.

FAQ

*Q: Can I play Downfall at 4K with this CPU and GPU combination?*

A: The data shows that 4K is not a viable resolution for this setup. At 4K with High settings, the average FPS is 28, and at Ultra, it drops to 18 FPS. Even at Low settings, the 4K average is only 42 FPS. These frame rates are well below the threshold for a smooth gaming experience, indicating that the AMD Radeon 890M is not capable of handling 4K rendering in this title.

Q: What is the best resolution to use for a smooth experience?

A: Based on the measured data, 1080p is the only resolution that provides consistently playable frame rates across all settings. At 1080p with Medium settings, the average FPS is 77, which is a good balance between visual quality and performance. At 1080p Low, the average is 94 FPS, which is excellent. 1440p is playable only at Low settings, with an average of 67 FPS, but higher settings at 1440p will result in frame rates below 60.

Q: How does the AMD Radeon 890M compare to its nearest rivals in terms of performance?

A: The 890M has an average benchmark score of 9210, which places it in the 45th percentile of all GPUs. Its nearest rival, the AMD Radeon Vega 8, scores 9221, which is a 0.1% difference. The NVIDIA GeForce GTX 960 is 0.7% faster, and the NVIDIA GeForce GTX 465 is 0.9% faster. The NVIDIA GeForce GTX 850M is 1% faster. This indicates that the 890M is essentially on par with these older discrete GPUs.

*Q: Is the Intel Core Ultra 9 275HX a bottleneck in Downfall?*

A: No, the data indicates that the CPU is not a bottleneck. The CPU's average benchmark score of 67469 puts it in the 94th percentile, and its nearest rivals are within 0.7% of its performance. The frame rates in Downfall scale directly with resolution and settings, which is a clear sign of a GPU bottleneck. The CPU has more than enough headroom to handle the game's logic without limiting the GPU.

Q: What is the impact of the GPU's shared memory on performance?

A: The AMD Radeon 890M uses "System Shared" memory, meaning it relies on the system's DDR5 RAM. The memory bandwidth is "System Dependent," which can be a performance constraint. This is particularly evident at higher resolutions, where the demand for memory bandwidth increases. The steep frame rate drops from 1080p to 4K are likely exacerbated by this shared memory architecture, as the GPU competes with the CPU for bandwidth.

Q: What settings should I use for the best balance of visual quality and frame rate?

A: The data suggests that 1080p Medium is the sweet spot. It provides an average of 77 FPS, with a minimum of 66 FPS and a maximum of 89 FPS. This is a smooth and responsive experience. At 1080p High, the average drops to 63 FPS, which is still playable, but the Medium setting offers a more comfortable margin above the 60 FPS threshold.

Settings Recommendations

Based on the measured FPS data, the optimal settings for Downfall depend heavily on the user's resolution and performance priorities. The data shows that the AMD Radeon 890M is the limiting factor, so settings must be chosen carefully to maintain a playable frame rate. For a target of 60 FPS or higher, the only viable option is 1080p. At 1080p with Medium settings, the average FPS is 77, which is an excellent result. This setting provides a significant improvement over Low settings while maintaining a comfortable frame rate. The High setting at 1080p yields an average of 63 FPS, which is also playable, but it is close to the 60 FPS threshold, and users may experience occasional dips in demanding scenes. The Low setting at 1080p provides an average of 94 FPS, which is the highest measured, but it will come at the cost of visual fidelity.

For users who want to play at 1440p, the options are more limited. The data shows that 1440p Low is the only setting that provides a consistently playable experience, with an average of 67 FPS. The Medium setting at 1440p drops to 55 FPS, which is below the 60 FPS target, and High drops to 45 FPS. Ultra at 1440p is not recommended, as it averages only 28 FPS. At 4K, no settings are recommended for a smooth experience. The highest average FPS at 4K is 42 on Low, which is still not ideal. The Medium setting at 4K averages 34 FPS, and High averages 28 FPS. The Ultra setting at 4K is unplayable, with an average of 18 FPS. Therefore, the best advice is to play at 1080p Medium for the best balance of visual quality and performance. If the user prefers maximum frame rates, 1080p Low is the way to go. The Medium setting at 1080p is the most balanced choice, as it provides a 77 FPS average with a minimum of 66 FPS and a maximum of 89 FPS, ensuring a smooth and responsive experience.

Measured FPS Breakdown

The following is a detailed breakdown of the measured average FPS for Downfall across all tested resolutions and settings.

1080p (1920x1080)

• Low: The average frame rate is 94 FPS. This is the highest measured performance for this configuration.
• Medium: The average frame rate is 77 FPS, with a minimum of 66 FPS and a maximum of 89 FPS. This provides a solid margin above the 60 FPS target.
• High: The average frame rate is 63 FPS. This is just above the 60 FPS threshold and is playable, but leaves little headroom.
• Ultra: The average frame rate is 39 FPS. This is not a smooth experience and is not recommended for gameplay.

1440p (2560x1440)

• Low: The average frame rate is 67 FPS. This is the only 1440p setting that maintains an average above 60 FPS.
• Medium: The average frame rate is 55 FPS, with a minimum of 47 FPS and a maximum of 63 FPS. This is below the 60 FPS target and may result in noticeable stutters.
• High: The average frame rate is 45 FPS. This is a significant drop from the Medium setting and is not ideal for a smooth experience.
• Ultra: The average frame rate is 28 FPS. This is not playable for a horror game that requires responsive controls.

4K (3840x2160)

• Low: The average frame rate is 42 FPS. This is below the playable threshold and indicates that the GPU is heavily burdened.
• Medium: The average frame rate is 34 FPS, with a minimum of 29 FPS and a maximum of 39 FPS. This is a poor experience.
• High: The average frame rate is 28 FPS. This is not recommended for any gameplay.
• Ultra: The average frame rate is 18 FPS. This is essentially a slideshow and is unplayable.

The data clearly shows a linear progression of performance degradation as resolution and settings increase. The AMD Radeon 890M is the sole bottleneck, and users should target 1080p Medium for the best experience. The measured FPS values indicate that this integrated GPU is capable of handling Downfall at lower resolutions and settings, but it is not a high-performance gaming solution.