Roblox

The Intel Core i5-14600KF and AMD Radeon RX 6800 XT combination delivers exceptional performance in Roblox, with frame rates that remain highly playable even at 4K Ultra settings. The data shows a system that is heavily GPU-limited at lower resolutions, where the powerful 14-core processor has ample headroom to feed the RDNA 2 architecture.

FAQ

Q: What is the average frame rate at 1080p with Low settings?

A: The measured average FPS is 468, which is the highest score recorded across all tested configurations for this combo.

Q: How does the combo rank among all tested system pairings in Roblox?

A: This configuration ranks 1165 out of 3711 tested combos, placing it in the top third of all systems benchmarked for this game.

Q: What is the performance difference between 4K Ultra and 4K Low settings?

A: The average frame rate drops from 176 FPS at Low settings to 115 FPS at Ultra settings, a reduction of approximately 35% when moving to the highest preset.

Q: Does the RX 6800 XT support modern graphics APIs?

A: Yes, the GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, which are the relevant APIs for current Roblox rendering paths.

Q: What is the boost clock speed of the RX 6800 XT?

A: The GPU has a boost clock of 2250 MHz, with a base clock of 1825 MHz and a game clock of 2015 MHz.

Q: What is the L3 cache size on the i5-14600KF?

A: The processor features 24 MB of shared L3 cache, along with 80 KB of L1 cache per core and 2 MB of L2 cache per core.

GPU Role

The AMD Radeon RX 6800 XT is built on the RDNA 2.0 architecture using TSMC's 7 nm process, featuring 26,800 million transistors on a 520 mm² die. The GPU's memory subsystem is a critical asset for Roblox: 16 GB of GDDR6 memory on a 256-bit bus provides 512.0 GB/s of bandwidth, which allows the card to handle large texture sets and complex scenes without hitches. The core configuration includes 4608 shading units, 288 TMUs, and 128 ROPs, with 72 ray accelerators.

Clock behavior is notable. The base clock sits at 1825 MHz, but the game clock is rated at 2015 MHz, with a boost ceiling of 2250 MHz. In practice, the measured frame rates suggest the GPU is sustaining high clocks across all settings. The pixel rate of 288.0 GPixel/s and texture rate of 648.0 GTexel/s are more than sufficient for Roblox's stylized rendering workload. The FP32 performance of 20.74 TFLOPS provides the raw compute headroom needed for the game's physics and lighting calculations.

The GPU's benchmark results reinforce its capability. It scores 24,980 in Passmark G3D and 13,245 in Passmark GPU compute, with a Vulkan score of 136,875 in Geekbench. The 3DMark Steel Nomad DX12 score of 3,689 indicates strong DirectX 12 performance, which is relevant for Roblox's modern rendering paths. The GPU ranks in the 85th percentile among all tested GPUs, with an average benchmark score of 48,477.

Resolution Scaling

The measured FPS data reveals distinct scaling patterns across resolutions. At 1080p Low, the system produces 468 FPS on average. Moving to 1440p Low drops this to 312 FPS, a reduction of roughly 33%. At 4K Low, the average falls to 176 FPS, another 44% reduction from 1440p. This pattern indicates that at Low settings, the GPU becomes the primary bottleneck as resolution increases.

The Ultra settings show a similar but steeper curve. At 1080p Ultra, the average is 305 FPS. At 1440p Ultra, it drops to 204 FPS (33% lower). At 4K Ultra, the system produces 115 FPS, which is 44% below the 1440p result and 62% below the 1080p result. This consistent scaling suggests that the RX 6800 XT's fill rate and memory bandwidth are being taxed more heavily at higher resolutions, which is expected given the 512.0 GB/s bandwidth.

The gap between Low and Ultra settings widens as resolution increases. At 1080p, the difference is 163 FPS (468 vs 305). At 1440p, it's 108 FPS (312 vs 204). At 4K, it narrows to 61 FPS (176 vs 115). This compression indicates that at 4K, the GPU is approaching its limits regardless of settings, while at 1080p, the CPU and memory subsystem have more influence on the final frame rate.

Measured FPS Breakdown

At 1920x1080, the combo achieves its highest frame rates. Low settings produce an average of 468 FPS. Medium settings average 425 FPS, with a minimum of 362 FPS and a maximum of 489 FPS. High settings average 376 FPS. Ultra settings average 305 FPS. The spread from Low to Ultra is 163 FPS, showing that even at the highest preset, the system remains well above typical high-refresh-rate monitor limits.

At 2560x1440, the frame rates remain substantial. Low settings average 312 FPS. Medium settings average 284 FPS, with a range of 241 to 327 FPS. High settings average 251 FPS. Ultra settings average 204 FPS. The drop from 1080p to 1440p is consistent across all settings, averaging around 30-35%. This suggests the GPU is scaling predictably with pixel count.

At 3840x2160, the system still delivers playable performance. Low settings average 176 FPS. Medium settings average 161 FPS, with a minimum of 136 FPS and a maximum of 185 FPS. High settings average 142 FPS. Ultra settings average 115 FPS. Even at 4K Ultra, the minimum frame rate is not recorded, but the average of 115 FPS indicates smooth gameplay for most users.

How This Combo Ranks

The combination of the i5-14600KF and RX 6800 XT ranks 1165 out of 3711 tested system pairings in Roblox. This places the combo in the 68.6th percentile of all tested configurations, meaning it outperforms roughly two-thirds of the systems in the database for this specific game.

This ranking is notable because Roblox is often considered a CPU-light title, but the data shows that the GPU still plays a significant role. The RX 6800 XT's 85th percentile GPU ranking and the i5-14600KF's 90th percentile CPU ranking suggest that both components are performing near the top of their respective classes. The combo rank of 1165 indicates that while both components are strong individually, the overall system does not reach the very top tier of results, likely due to Roblox's engine limitations or the specific interaction between these two parts.

The CPU's nearest rivals show tight competition. The AMD Ryzen 9 7900 is only 0.3% faster in average benchmark score, while the AMD Ryzen 7 PRO 5755G is 0.4% faster. The Intel Core Ultra 5 245 is 0.8% faster, and the AMD Ryzen AI Max+ 388 is 0.8% slower. This clustering indicates that the i5-14600KF's processing power is well within the expected range for its class.

CPU Role

The Intel Core i5-14600KF is a 14-core, 20-thread processor based on the Raptor Lake architecture, manufactured on Intel's 10 nm process. It has a base clock of 3.50 GHz and a boost clock of 5.30 GHz. The 125W TDP and dual-channel DDR4/DDR5 memory support make it a versatile desktop part. The CPU's cache hierarchy includes 80 KB of L1 per core, 2 MB of L2 per core, and 24 MB of shared L3.

In Roblox, the CPU's role is primarily about maintaining high frame rates at lower resolutions. The benchmark data shows that at 1080p Low, the system produces 468 FPS, which is likely near the game's engine limit. The CPU's single-thread performance, as evidenced by its Cinebench R23 single-core score of 4,594, is critical for this. The multi-core score of 32,544 in Cinebench R23 indicates that the processor has ample headroom for background tasks or streaming.

The CPU's Passmark scores further illustrate its capability. It achieves 4,273 in single-thread tests and 38,697 in multi-thread tests. The data compression score of 485,140 and encryption score of 27,608 suggest strong memory and compute performance. The CPU ranks in the 90th percentile among all tested processors, with an average benchmark score of 49,394.

The proximity of its rival CPUs in benchmark scores — all within 0.8% — indicates that the i5-14600KF is delivering performance consistent with its market position. For Roblox, where the game's physics and script execution are often single-threaded, the boost clock of 5.30 GHz is likely the most important specification for achieving the high frame rates seen at 1080p.

Settings Recommendations

For users with high-refresh-rate monitors at 1080p, the Ultra preset at 305 FPS is the best choice. The system has enough headroom to run the highest settings while still delivering frame rates that exceed most 240Hz and 360Hz displays. The Medium preset at 425 FPS offers a significant bump for competitive play, but the visual fidelity loss may not be worth it for most users.

At 1440p, the High preset at 251 FPS provides the best balance of visual quality and performance. It comfortably exceeds 240Hz refresh rates. The Ultra preset at 204 FPS is also viable for 200Hz displays, but the Medium preset at 284 FPS is the better option for those prioritizing maximum smoothness. The Low preset at 312 FPS offers the highest frame rates but sacrifices visual detail that may be noticeable on larger monitors.

At 4K, the Medium preset at 161 FPS is the recommended choice. It provides a minimum of 136 FPS, ensuring smooth gameplay even in demanding scenes. The High preset at 142 FPS is also acceptable, but the Medium preset's higher average and minimum frame rates make it the safer option. The Ultra preset at 115 FPS is playable but may exhibit more noticeable frame time variance in complex areas. The Low preset at 176 FPS is the best for users with 144Hz or 165Hz displays who want maximum responsiveness, though the visual downgrade is more pronounced at this resolution.

The data shows that the RX 6800 XT has sufficient memory bandwidth and compute power to handle Roblox at all tested settings. The 16 GB of VRAM is never a limiting factor, as evidenced by the consistent frame rates across different texture and effect levels. Users should select their preset based on their display's refresh rate and personal preference for visual quality over raw frame rate.