Roblox

The Intel Core i7-12700KF paired with the Intel Arc B390 presents a distinctive performance profile for Roblox, where the integrated graphics solution becomes the primary constraint. The recorded data shows a clear pattern: the CPU is far more capable than the GPU, and the gameplay experience is almost entirely dictated by resolution and graphics preset. The following analysis breaks down the measured frame rates, component roles, and overall viability of this combination.

Best Settings per Resolution

For each resolution, the most demanding preset that maintains an average frame rate at or above the 60 FPS playable threshold is as follows.

At 3840x2160 (4K), the system can only manage the Low preset. The average frame rate at this setting is 64 FPS, which clears the 60 FPS threshold. Moving up to Medium drops the average to 59 FPS, which falls just below the playable mark. High and Ultra presets are not viable at this resolution, with averages of 52 FPS and 42 FPS respectively.

At 2560x1440 (1440p), the situation improves significantly. The Ultra preset is the most demanding option that stays above 60 FPS, delivering an average of 74 FPS. This is a substantial jump from the 4K results, and it means the user can run the game at maximum graphical quality at this resolution. All four presets (Low, Medium, High, Ultra) are playable here, but Ultra is the recommended choice for the best visual experience while retaining smooth performance.

At 1920x1080 (1080p), the system is at its most comfortable. The Ultra preset achieves an average of 111 FPS, making it the clear choice for maximum quality. This is the only resolution where the highest preset offers a significant frame rate buffer above the 60 FPS threshold, indicating that the GPU is not the limiting factor at this resolution.

CPU and GPU Roles

The data indicates a massive imbalance between the CPU and GPU in this pairing. The Intel Core i7-12700KF is a high-end desktop processor with a strong multi-threaded score of 34,092 in Passmark and a Cinebench R23 multi-core result of 28,838. In contrast, the Intel Arc B390 is an integrated GPU (IGP) with a 3DMark Steel Nomad score of 1,482, placing it in the 9th percentile of all GPUs. The GPU is undoubtedly the bottleneck.

This is evident when examining the scaling between resolutions. The average FPS at 1080p Ultra is 111 FPS. At 1440p Ultra, it drops to 74 FPS, a reduction of about 33%. At 4K Ultra, it falls further to 42 FPS, another reduction of roughly 43%. This steep decline with increasing pixel count is characteristic of a GPU-bound scenario. The GPU is struggling to fill the larger number of pixels.

The CPU's role becomes more apparent when looking at the performance ceiling. At 1080p, the GPU is already producing high frame rates (111 FPS on Ultra), but it is not maxed out. If the GPU were the sole constraint, we would expect to see a smaller performance gap between Low and Ultra at 1080p, as the CPU would be able to feed frames faster. However, the fact that the CPU is far more powerful suggests that even at 1080p, the GPU is the primary limiter. The CPU is likely waiting on the GPU to complete its rendering tasks. The data suggests that the CPU has ample headroom, and the recorded frame rates are a direct reflection of the GPU's capability.

Measured FPS Breakdown

The following is a complete breakdown of the measured average frame rates for each resolution and settings combination.

3840x2160 (4K)

• Low: Average FPS is 64. This is the only playable setting at this resolution.
• Medium: Average FPS is 59, with a minimum of 50 and a maximum of 67. This is just below the 60 FPS threshold.
• High: Average FPS is 52.
• Ultra: Average FPS is 42.

2560x1440 (1440p)

• Low: Average FPS is 114.
• Medium: Average FPS is 104, with a minimum of 88 and a maximum of 119.
• High: Average FPS is 92.
• Ultra: Average FPS is 74.

1920x1080 (1080p)

• Low: Average FPS is 171.
• Medium: Average FPS is 155, with a minimum of 132 and a maximum of 179.
• High: Average FPS is 137.
• Ultra: Average FPS is 111.

The data shows a consistent pattern: lowering the resolution or the preset increases the average frame rate. The minimum and maximum values recorded for the Medium preset at each resolution provide a sense of frame time variance. At 4K Medium, the range is 50 to 67 FPS, which shows noticeable dips below the average. At 1440p Medium, the range is 88 to 119 FPS, and at 1080p Medium, it is 132 to 179 FPS. The variance becomes less impactful relative to the average as resolution decreases.

FAQ

Q: Can this PC run Roblox at 4K resolution?

A: Yes, but only at the Low settings preset. The recorded average frame rate for this combination is 64 FPS, which is above the 60 FPS playable threshold. All other presets at this resolution fall below 60 FPS.

Q: What is the best settings preset for 1440p?

A: The Ultra preset is playable at 2560x1440, with an average frame rate of 74 FPS. This provides the highest graphical quality while still maintaining smooth performance above the 60 FPS threshold.

Q: Is the CPU or GPU the limiting factor for this game?

A: The data indicates the GPU is the primary bottleneck. The Intel Arc B390 is an integrated graphics solution with a low benchmark percentile (9th), while the Intel Core i7-12700KF is a high-performance desktop CPU. The significant frame rate drops when increasing resolution point directly to the GPU struggling with pixel throughput.

Q: How many FPS can I expect at 1080p with Ultra settings?

A: The measured average frame rate for the 1920x1080 Ultra preset is 111 FPS. This is well above the playable threshold and provides a very smooth experience.

Q: What is the lowest average frame rate recorded for this system?

A: The lowest average frame rate is 42 FPS, which occurs at 3840x2160 with the Ultra preset. This is the most demanding resolution and settings combination tested.

Q: At which resolution does the system have the most performance headroom?

A: The system has the most headroom at 1920x1080. At the Ultra preset, it achieves 111 FPS, and at the Low preset, it reaches 171 FPS. This indicates that the GPU is not fully saturated at this resolution.

The Verdict

This PC configuration can run Roblox, but its capabilities are strictly limited by the graphics solution. The verdict by resolution is clear:

• 3840x2160: The system is only playable at the Low preset, with an average of 64 FPS. This is a marginal pass, and users seeking higher visual quality will be disappointed.
• 2560x1440: The system is fully playable at all presets. The best settings are Ultra, which delivers an average of 74 FPS. This is a solid result and the sweet spot for this configuration.
• 1920x1080: The system is fully playable at all presets. The best settings are Ultra, which delivers an average of 111 FPS. This provides a very comfortable and smooth experience.

In summary, if the target is 1080p or 1440p, this system is more than capable of running Roblox at maximum settings. However, for 4K gaming, the user must compromise significantly on graphical fidelity to maintain a playable frame rate. The combination of a powerful CPU and a weak integrated GPU creates a situation where the GPU is the definitive limiting factor.

How This Combo Ranks

Within the database of tested hardware combinations for Roblox, this specific pairing ranks at 3,289 out of 3,711 tested combos. This places it in the lower percentile of all tested systems. While the CPU is robust, the integrated GPU drags the overall ranking down substantially. This low rank is consistent with the performance data, which shows the system struggling at higher resolutions and presets compared to what a dedicated graphics card would likely achieve. The rank reflects the overall gaming capability of the entire combo, not just the CPU, and the GPU's performance is a severe weak point.

Similar Performance Alternatives

The hardware components in this system have close rivals that would behave similarly in terms of overall benchmark scores, though in-game performance may vary slightly.

For the Intel Core i7-12700KF, the nearest rivals based on average benchmark score are:

• Intel Core i7-13700T: This processor has a nearly identical average score (35,403 vs. 35,365), with a performance delta of -0.1%. It would offer effectively the same CPU-bound performance.
• Intel Core i5-13600T: With a score of 35,305 and a delta of +0.2%, this CPU is also a very close match, providing essentially equivalent processing power.
• Intel Core 5 213PE: This chip scores 35,428, a delta of -0.2%, again placing it in the same performance tier.
• Intel Core i7-12700K: This is the closest match, with a score of 35,287 and a delta of +0.2%. It is essentially the same processor without the "F" suffix, meaning it has integrated graphics.

For the Intel Arc B390, the nearest rivals are all much older, low-end NVIDIA parts, reflecting its limited performance:

• NVIDIA GeForce GT 520MX: This GPU has an average score of 1,463, which is 1.3% lower than the Arc B390.
• NVIDIA GeForce 800M: With a score of 1,460, it is 1.5% slower.
• NVIDIA GeForce GT 625 OEM: This card scores 1,446, a 2.5% deficit.
• NVIDIA GeForce GT 710: The closest rival in terms of score, at 1,443, is 2.7% slower. These alternatives represent a similar performance class, meaning users with these GPUs would experience comparable frame rates in Roblox.