Roblox

Settings Recommendations

The measured FPS data for Roblox with the Intel Core i5-11400F and AMD Radeon RX 7700 XT shows that the High preset delivers the most balanced experience across all tested resolutions. At 1080p, the High preset achieves 335.7 FPS, which is 37% higher than Ultra and only 20% lower than Low, indicating that the visual quality gain from High over Medium is worthwhile without the frame rate penalty of Ultra. The Medium preset at 1080p produces 385 FPS, but the margin over High is modest in percentage terms while the visual downgrade is significant.

At 1440p, the High preset reaches 223.9 FPS, which remains well above the refresh rate of most high-refresh monitors. The Medium preset is 14.9% faster at 257.2 FPS, but High provides better image quality with only a 33.3 FPS reduction. The Ultra preset at 1440p drops to 181.4 FPS, a 19% decrease from High, suggesting that the extra visual features in Ultra are not worth the frame rate loss for competitive play.

At 4K, the High preset manages 129.3 FPS, which is still playable but noticeably lower than the 158.1 FPS seen at Low. The Medium preset at 4K produces 143.3 FPS, splitting the difference. Given that Roblox is a sandbox title where visual fidelity often matters less than smoothness, High at 4K is the recommended target for users with 4K displays, as it maintains a triple-digit frame rate while offering better visuals than Low or Medium.

The overall recommendation is the High preset across all resolutions. It provides the best compromise between frame rate and image quality, with the data showing that Ultra consistently costs 20-30% performance versus High while Low only gains 20-30% frame rate over High. For competitive play, Low can be considered at 1080p for the 419.7 FPS ceiling, but the High preset remains the most versatile choice.

CPU Role

The Intel Core i5-11400F brings six cores and twelve threads to the Roblox workload, with a base clock of 2.60 GHz and a boost clock of 4.40 GHz. The CPU's benchmark results show a single-thread score of 868 in 3DMark and a multi-thread score of 5652, with Cinebench R23 scores of 2029 single-core and 14372 multi-core. These figures indicate that the i5-11400F has solid single-thread performance, which is relevant for Roblox's largely single-threaded game logic.

The CPU's percentile ranking against all CPUs is 75, placing it in the upper quartile of processors. Its average benchmark score of 17181 is nearly identical to the AMD Ryzen 7 5700U (17189, 0% delta) and the Intel Core i7-1260P (17212, -0.2% delta). This near-parity with mobile-class processors suggests that the i5-11400F's desktop-oriented design does not provide a meaningful advantage in Roblox's workload, which is more dependent on per-core efficiency than raw multi-threading.

Roblox's performance scaling with this CPU is evident when comparing the measured FPS across resolutions. At 1080p Low, the system reaches 419.7 FPS, which is likely approaching the CPU's frame rate ceiling. The jump from 1440p High (223.9 FPS) to 1080p High (335.7 FPS) is 50%, while the jump from 4K High (129.3 FPS) to 1440p High (223.9 FPS) is 73%, showing that resolution scaling is not linear and the CPU becomes more of a factor at lower resolutions.

The 12 MB of shared L3 cache and 51.2 GB/s memory bandwidth are adequate for Roblox, which does not appear to be cache-sensitive based on the benchmark data. The CPU's 14 nm process node and 65 W TDP are not performance indicators in this context, but they do explain the modest boost clock of 4.40 GHz compared to newer, more efficient designs. The data shows that the CPU is not the bottleneck at 4K, where the GPU is clearly the limiting factor, but it does prevent the system from fully saturating high-refresh displays at 1080p.

GPU Role

The AMD Radeon RX 7700 XT features 12 GB of GDDR6 memory on a 192-bit bus with 432.0 GB/s bandwidth, which provides ample memory capacity for Roblox's modest texture requirements. The GPU's clock speeds are notable: a base clock of 1435 MHz, a game clock of 2171 MHz, and a boost clock of 2544 MHz. These clocks, combined with 3456 shading units and 96 ROPs, produce a pixel rate of 244.2 GPixel/s and a texture rate of 549.5 GTexel/s.

The GPU's benchmark scores show a 3DMark Steel Nomad DX12 score of 3316, a Passmark G3D score of 22547, and a Geekbench OpenCL score of 127549. Its percentile ranking against all GPUs is 73, with an average benchmark score of 30097. The nearest rival is the NVIDIA GeForce RTX 5060 (30109, 0% delta), followed by the AMD Radeon RX 570 (30158, -0.2% delta) — the latter being an older card that achieves similar average scores, indicating that the RX 7700 XT's performance in synthetic benchmarks is not dramatically ahead of older architectures.

In Roblox, the GPU's role becomes dominant at higher resolutions. At 4K Ultra, the system produces 101.9 FPS, which is 21% lower than 4K High (129.3 FPS). The performance gap between Low and Ultra at 4K is 56.2 FPS (158.1 vs 101.9), showing that the GPU is heavily taxed by the Ultra preset's additional effects. At 1440p, the GPU still has headroom, as evidenced by the 181.4 FPS at Ultra versus 278.6 FPS at Low. At 1080p, the GPU is rarely the bottleneck, with even Ultra achieving 272.1 FPS.

The 12 GB VRAM is more than sufficient for Roblox at any resolution, as the game's asset sizes are unlikely to exceed even a fraction of this capacity. The GPU's RDNA 3.0 architecture and 5 nm process node contribute to its efficiency, but the measured data shows that the RX 7700 XT is a mid-range performer that excels at 1440p and handles 4K adequately, with Roblox's relatively light graphics load allowing for high frame rates across the board.

How This Combo Ranks

The combo of the Intel Core i5-11400F and AMD Radeon RX 7700 XT ranks 807 out of 1800 tested combos in Roblox, placing it in the 55th percentile of all combinations. This ranking indicates that while the combo performs well in absolute terms — achieving over 100 FPS at 4K Ultra and over 400 FPS at 1080p Low — there are 993 other combos that produce higher frame rates in this game.

The rank is likely influenced by the CPU's limitations at low resolutions, where Roblox becomes CPU-bound. The i5-11400F's single-thread performance, while respectable at the 75th percentile, cannot match the top-tier CPUs that would push frame rates even higher at 1080p. The GPU's 73rd percentile ranking is sufficient for Roblox's graphics load, but the combo's overall position is dragged down by the CPU's inability to fully exploit the GPU's capabilities at lower resolutions.

Compared to other combos in the database, this pairing sits in the middle of the pack. The rank of 807 out of 1800 means that 44.8% of tested combos perform worse, which is a reasonable position for a mid-range CPU paired with a mid-range GPU. The data shows that the combo is well-balanced for 1440p gaming, where the CPU and GPU are more evenly matched, but at 1080p the CPU becomes the limiting factor, and at 4K the GPU takes over as the primary constraint.

FAQ

Q: What is the best resolution for this combo in Roblox?

A: The data shows that 1440p High provides the best balance, with 223.9 FPS average. This is 95.9 FPS higher than 4K High (129.3 FPS) and only 111.8 FPS lower than 1080p High (335.7 FPS), suggesting that 1440p maximizes the GPU's capability without exposing the CPU's limitations.

Q: How does the CPU compare to its nearest rivals?

A: The i5-11400F has an average benchmark score of 17181, which is within 0.2% of the AMD Ryzen 7 5700U (17189), Intel Core i7-1260P (17212), and Intel Core Ultra 7 164U (17215). This places it in a dead heat with these processors, indicating that Roblox performance would be nearly identical with any of them.

Q: Is the GPU's 12 GB VRAM sufficient for Roblox?

A: Yes, the measured FPS data shows no evidence of VRAM limitations at any resolution or setting. The GPU's memory bandwidth of 432.0 GB/s is more than adequate for Roblox's texture and geometry loads, with 4K Ultra still achieving 101.9 FPS.

Q: What is the frame rate difference between Low and Ultra at 1080p?

A: At 1080p, Low produces 419.7 FPS, while Ultra produces 272.1 FPS, a difference of 147.6 FPS or 54.2%. This shows that the Ultra preset costs significant performance for marginal visual gains in Roblox.

Q: How does this combo rank against all tested combinations?

A: The combo ranks 807 out of 1800 tested combos in Roblox, placing it in the 55th percentile. This means 44.8% of combos perform worse, while 55.2% perform better, indicating that this is a mid-pack configuration for this game.

Q: At what resolution does the CPU become the bottleneck?

A: The data indicates the CPU is the bottleneck at 1080p, where the GPU has ample headroom. The 1080p Low frame rate of 419.7 FPS is likely near the CPU's maximum output, whereas at 4K, the GPU is clearly the limiting factor, with Ultra dropping to 101.9 FPS.

Measured FPS Breakdown

At 1920x1080, the measured average FPS values are as follows: Low produces the highest frame rate at 419.7 FPS, followed by Medium at 385 FPS, then High at 335.7 FPS, and finally Ultra at 272.1 FPS. The spread from Low to Ultra is 147.6 FPS, with each preset step costing roughly 50 FPS on average. The data shows that even at Ultra, the frame rate exceeds 270 FPS, making 1080p an excellent resolution for high-refresh displays, though the CPU's limitation is evident in the non-linear scaling.

At 2560x1440, the frame rates are lower but still high: Low achieves 278.6 FPS, Medium reaches 257.2 FPS, High produces 223.9 FPS, and Ultra drops to 181.4 FPS. The difference between Low and Ultra is 97.2 FPS, which is a smaller absolute gap than at 1080p, indicating that the GPU is beginning to take on more of the workload. The High preset at 1440p offers 223.9 FPS, which is sufficient for most gaming monitors, and the step from High to Ultra costs 42.5 FPS.

At 3840x2160, the frame rates drop significantly: Low delivers 158.1 FPS, Medium produces 143.3 FPS, High reaches 129.3 FPS, and Ultra falls to 101.9 FPS. The gap between Low and Ultra is 56.2 FPS, which is smaller in percentage terms than at lower resolutions, confirming that the GPU is the primary bottleneck at 4K. Even at Ultra, the system maintains triple-digit frame rates, which is notable for a game that is not graphically demanding but still benefits from the RX 7700 XT's capabilities.

Across all resolutions, the High preset consistently offers the most balanced frame rate: 335.7 FPS at 1080p, 223.9 FPS at 1440p, and 129.3 FPS at 4K. The Ultra preset is the least efficient, costing 19% at 1080p, 19% at 1440p, and 21% at 4K compared to High. The Low preset provides the highest frame rates but sacrifices visual quality, making it suitable only for competitive play where frame rate is paramount.