Roblox

The Intel Core i5-14400F and AMD Radeon RX 6800 XT pairing delivers exceptional performance in Roblox, a sandbox title where frame rates reach well beyond display refresh rates at every tested setting. This combination sits in the 65th percentile of all tested combos, ranking 623rd out of 1800 configurations. The data shows a system that is heavily GPU-limited at lower resolutions but shifts toward a more balanced workload as resolution increases, making it a versatile choice for players who prioritize high refresh rates.

CPU Role

The Intel Core i5-14400F is a 10-core, 16-thread processor based on Raptor Lake architecture, with a base clock of 2.50 GHz and a boost clock of 4.70 GHz. In Roblox, a game that is not particularly demanding on CPU resources, the processor's single-threaded performance is the primary driver of frame pacing. The Cinebench R23 single-core score of 3093 and Geekbench single-core score of 2333 indicate strong per-core throughput, which translates into consistent frame delivery in this title. The processor sits at the 88th percentile against all CPUs, with an average benchmark score of 32508, placing it directly alongside the Intel Core i7-12800H (32513, 0% delta) and AMD Ryzen 5 PRO 7645 (32446, 0.2% delta).

The 20 MB of shared L3 cache and 1.25 MB L2 per core provide ample headroom for Roblox's asset streaming and physics calculations. At 1080p with Low settings, the system pushes 465.2 FPS, and the CPU is rarely the bottleneck. The data suggests that the processor's 10 cores and 16 threads are more than sufficient for this game, as even the most demanding Ultra preset at 1080p yields 305.3 FPS. The processor's performance relative to rivals shows a near-tie with the i7-12800H and Ryzen 5 PRO 7645, meaning users upgrading from those chips would see no meaningful change in Roblox performance. The 65W TDP and dual-channel memory support for both DDR4 and DDR5 contribute to a platform that does not constrain the GPU in this workload.

GPU Role

The AMD Radeon RX 6800 XT is a RDNA 2.0 architecture GPU with 16 GB of GDDR6 memory on a 256-bit bus, delivering 512.0 GB/s of bandwidth. Its boost clock of 2250 MHz and game clock of 2015 MHz provide substantial compute throughput, with 4608 shading units and 128 ROPs. The GPU's performance percentile is 87th against all GPUs, with an average benchmark score of 49982. Its nearest rivals include the Intel Arc A550M (49737, 0.5% delta) and NVIDIA RTX A1000 (50826, -1.7% delta), showing the RX 6800 XT is competitive with workstation-tier cards in raw compute.

In Roblox, the GPU's role becomes increasingly dominant as resolution scales. At 4K Ultra, the frame rate drops to 117.7 FPS, indicating the GPU is being pushed hard by the combination of high resolution and maximum settings. The 16 GB VRAM is more than adequate for Roblox's textures and geometry, even at 4K, and the memory bandwidth ensures no stuttering from texture streaming. The GPU's DirectX 12 Ultimate support and Vulkan 1.4 compatibility align well with Roblox's rendering pipeline, allowing the hardware to operate efficiently. The data shows that the GPU is the limiting factor at 1080p, where the CPU could push higher frame rates if the graphics card were faster, but at 4K the GPU's workload dominates and the CPU has ample headroom.

Settings Recommendations

The measured FPS data reveals a clear hierarchy across settings presets at each resolution. At 1080p, Low settings deliver 465.2 FPS, Medium drops slightly to 422.9 FPS, High falls to 375.6 FPS, and Ultra bottoms out at 305.3 FPS. The differences between presets are modest in percentage terms, but the absolute numbers remain far above any practical refresh rate. At 1440p, the pattern holds: Low produces 310.8 FPS, Medium 283.5 FPS, High 250.8 FPS, and Ultra 201.9 FPS. At 4K, the drop becomes more pronounced: Low gives 177.4 FPS, Medium 161.5 FPS, High 143.6 FPS, and Ultra 117.7 FPS.

For the best experience, the data points to High settings as the sweet spot across all resolutions. At 1080p High, the system produces 375.6 FPS, which is 70.3 FPS less than Low but still far beyond any monitor's capability. At 1440p High, 250.8 FPS remains exceptionally high. At 4K High, 143.6 FPS is still comfortably above 120 Hz displays. The Ultra preset offers no tangible benefit over High in terms of gameplay responsiveness, and the frame rate cost is steep: 18.7% lower at 1080p, 19.5% lower at 1440p, and 18.1% lower at 4K compared to High. Medium settings provide a marginal frame rate gain over High but likely reduce visual fidelity in ways that are not worth the small FPS increase. High settings deliver the most balanced combination of visual quality and performance, keeping frame rates well above 140 FPS even at 4K.

How This Combo Ranks

The combination of the Intel Core i5-14400F and AMD Radeon RX 6800 XT ranks 623rd out of 1800 tested combos in Roblox, placing it in the upper third of all configurations. This ranking reflects the system's ability to sustain high frame rates, but it is not in the top tier because Roblox is not a demanding title that scales with high-end hardware. The CPU's 88th percentile standing and the GPU's 87th percentile standing suggest both components are strong, but the game's engine does not fully utilize the available resources.

The ranking indicates that many combinations with faster CPUs or GPUs achieve similar results because Roblox's frame rates are often capped by engine limitations or the game's single-threaded nature. The data shows that the combo outperforms systems with weaker GPUs but is beaten by configurations with top-tier components like the RTX 4090 or Ryzen 9 processors, which push frame rates higher in less demanding scenarios. For a mid-range to high-end pairing, this combo delivers performance that is more than sufficient for Roblox, and the ranking of 623 out of 1800 should be interpreted as solidly above average, not exceptional. The delta between this combo and the top performers is likely small in absolute FPS terms, given that the measured frame rates are already very high.

Resolution Scaling

The frame rate progression from 1080p to 4K reveals how the workload shifts between CPU and GPU. At 1080p Low, the system achieves 465.2 FPS, which drops to 310.8 FPS at 1440p Low (a 33.2% decrease) and then to 177.4 FPS at 4K Low (a 42.9% decrease from 1440p). The scaling from 1440p to 4K is steeper than from 1080p to 1440p, which is consistent with the pixel count quadrupling at 4K while the GPU's compute load increases accordingly.

At 1080p Ultra, the frame rate is 305.3 FPS, which drops to 201.9 FPS at 1440p Ultra (a 33.9% reduction) and 117.7 FPS at 4K Ultra (a 41.7% reduction from 1440p). The consistency of these percentage drops across settings presets indicates that the GPU is the primary scaling factor at all resolutions. The CPU's influence is evident at 1080p, where even the fastest settings produce frame rates that suggest the processor can keep up with the GPU's output. As resolution increases, the GPU becomes the clear bottleneck, with the CPU's role diminishing. This behavior is typical for a game like Roblox, where the rendering load scales with resolution but the CPU-side logic remains constant. The data indicates that players at 1080p or 1440p are heavily GPU-bound, while at 4K the GPU is fully saturated and the CPU has significant headroom.

Measured FPS Breakdown

The measured FPS data provides a comprehensive view of performance across all settings and resolutions. At 1920x1080, the system produces 465.2 FPS on Low, 422.9 FPS on Medium, 375.6 FPS on High, and 305.3 FPS on Ultra. The difference between Low and Ultra is 159.9 FPS, a 34.4% reduction, which is substantial but still leaves the system far above any common refresh rate. At 2560x1440, the numbers are 310.8 FPS on Low, 283.5 FPS on Medium, 250.8 FPS on High, and 201.9 FPS on Ultra. The drop from Low to Ultra is 108.9 FPS, representing a 35.0% reduction, nearly identical to the 1080p scaling.

At 3840x2160, the system delivers 177.4 FPS on Low, 161.5 FPS on Medium, 143.6 FPS on High, and 117.7 FPS on Ultra. The difference between Low and Ultra is 59.7 FPS, a 33.6% reduction. Notably, the percentage drop from Low to Ultra is remarkably consistent across all three resolutions (34.4%, 35.0%, and 33.6%), which indicates that the relative cost of each settings preset is resolution-independent for this hardware. The absolute frame rates at 4K Ultra (117.7 FPS) are still high enough for smooth gameplay on standard 60 Hz displays, but players with 120 Hz or 144 Hz monitors at 4K would need to use High settings (143.6 FPS) to saturate their refresh rate. The data shows that this combo is overkill for Roblox at 1080p and 1440p, where even Ultra settings exceed 200 FPS, and only at 4K does the hardware begin to show its limits.