Roblox

# Roblox with Intel Core i5-11400F + AMD Radeon RX 7800 XT: Database Analysis

The Intel Core i5-11400F paired with the AMD Radeon RX 7800 XT delivers outstanding Roblox performance, with measured average frame rates ranging from 114 FPS at 4K Ultra to 453.4 FPS at 1080p Low. This combination ranks 660th out of 1800 tested combos in Roblox, placing it in the top 37% of all configurations. The data shows a system that handles Roblox's sandbox workloads with substantial headroom across all resolution and settings combinations tested.

CPU Role — cores, clocks, and how they relate to this game's results

The Intel Core i5-11400F is a 6-core, 12-thread processor based on Rocket Lake architecture, built on Intel's 14 nm process. It operates with a base clock of 2.60 GHz and a boost clock of 4.40 GHz, with a 65 W TDP. The processor features 80 KB of L1 cache per core, 512 KB of L2 cache per core, and 12 MB of shared L3 cache. Memory support is DDR4 in a dual-channel configuration, providing 51.2 GB/s of memory bandwidth. The CPU connects via PCIe Gen 4 with 20 lanes.

In Roblox, the CPU's single-thread performance is critical because the game's physics and script execution are largely serialized. The i5-11400F scores 868 in 3dmark single-thread and 2029 in Cinebench R23 single-core, indicating robust per-core capability. The PassMark single-thread score of 2981 reinforces this strength. For multi-threaded workloads, the CPU delivers 5652 in 3dmark max threads and 14372 in Cinebench R23 multicore. The PassMark multithread score of 16908 and Geekbench multicore score of 7579 show the processor's ability to handle background tasks while Roblox runs.

The processor's 75th percentile ranking versus all CPUs suggests it outperforms the majority of installed processors. Compared to its nearest rivals, the i5-11400F sits within 0.2% of the AMD Ryzen 7 5700U and Intel Core i7-1260P in average benchmark score, with the Intel Core Ultra 7 164U also within 0.2%. The Intel Core i5-1240U trails by 0.2%. This tight grouping indicates the i5-11400F remains competitive with newer mobile and low-power parts despite being an end-of-life desktop chip.

For Roblox specifically, the CPU's 6 physical cores and 12 threads are more than sufficient. The measured frame rates at 1080p Low (453.4 FPS) versus 1080p Ultra (296.3 FPS) show that even at high settings, the CPU can feed the GPU effectively. The 2.60 GHz base clock ensures consistent performance under sustained loads, while the 4.40 GHz boost clock provides headroom for bursty workloads typical of Roblox's dynamic environments.

GPU Role — VRAM, clocks, and how they relate to this game's results

The AMD Radeon RX 7800 XT is built on RDNA 3.0 architecture with the Navi 32 chip, manufactured on TSMC's 5 nm process with 28,100 million transistors on a 346 mm² die. It features 16 GB of GDDR6 memory on a 256-bit bus, delivering 624.1 GB/s of bandwidth. The GPU operates with a base clock of 1295 MHz, a game clock of 2124 MHz, and a boost clock of 2430 MHz. Memory runs at 2438 MHz with 19.5 Gbps effective speed.

The GPU's 3840 shading units, 240 TMUs, and 96 ROPs provide substantial raw compute capability, with 37.32 TFLOPS FP32 performance. The 60 ray tracing cores and support for DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4 make it future-proof for more demanding titles. The 263 W TDP and dual-slot design with 2x 8-pin power connectors require a 600 W power supply. The card measures 267 mm in length, 111 mm in height, and 50 mm in width.

The RX 7800 XT ranks in the 76th percentile versus all GPUs. Its nearest rivals include the AMD FirePro S9300 X2 (0.2% higher score), NVIDIA P104-100 (0.4% lower), NVIDIA T600 Mobile (0.7% lower), and AMD FirePro S10000 (0.7% higher). The 16 GB VRAM is particularly relevant for Roblox, where user-generated content can include high-resolution textures and complex geometry. Even at 4K Ultra, the measured 114 FPS shows the GPU has ample memory bandwidth and capacity.

The GPU's benchmark scores include 24176 in PassMark G3D, 139381 in Geekbench OpenCL, and 143060 in Geekbench Vulkan. The 3dmark Steel Nomad DX12 score of 4157 indicates strong DirectX 12 performance, though Roblox typically runs on older API paths.

FAQ

Q: Can this combo handle Roblox at 4K resolution?

A: Yes. Measured data shows 135.8 FPS average at 4K High and 114 FPS at 4K Ultra. The RX 7800 XT's 16 GB VRAM and 624.1 GB/s bandwidth provide sufficient headroom for 4K gameplay.

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

A: At 1920x1080, Low settings deliver 453.4 FPS while Ultra delivers 296.3 FPS. The difference of 157.1 FPS represents the cost of higher visual fidelity, but both remain far above typical display refresh rates.

Q: Is the Intel Core i5-11400F a bottleneck for the RX 7800 XT in Roblox?

A: The data does not indicate significant bottlenecking. The CPU's single-thread score of 868 in 3dmark and 2981 in PassMark single-thread is sufficient to drive the GPU to 453.4 FPS at 1080p Low, suggesting balanced performance.

Q: How does this combo rank among all tested configurations in Roblox?

A: It ranks 660th out of 1800 tested combos, placing it in the top 37% of all combinations. This is a strong showing given the game's age and modest hardware requirements.

Q: What is the best resolution for high refresh rate monitors?

A: For 240 Hz monitors, 2560x1440 Low delivers 301.3 FPS and Medium delivers 275.6 FPS, both exceeding 240 FPS. At 4K, High settings at 135.8 FPS suits 120-144 Hz displays.

Q: Does the CPU's 12 MB L3 cache matter for Roblox performance?

A: The 12 MB shared L3 cache helps with the game's script-heavy workloads. Combined with 80 KB L1 and 512 KB L2 per core, the cache hierarchy supports the measured frame rates, though Roblox's performance is more dependent on single-thread speed.

How This Combo Ranks

The combo rank of 660 out of 1800 places this configuration in the top 36.7% of all tested pairings in Roblox. This is a strong result considering the game's relatively low hardware demands and the fact that many higher-ranked combos likely use more expensive components. The ranking reflects the balance between the i5-11400F's capable single-thread performance and the RX 7800 XT's substantial graphics throughput.

The CPU's 75th percentile ranking and the GPU's 76th percentile ranking both indicate above-average components individually. When combined, they achieve a ranking that is consistent with these percentiles. The i5-11400F's nearest rivals differ by only 0.2% in average score, meaning CPU choice within this performance class has minimal impact on Roblox results. Similarly, the GPU's closest competitors are within 0.7%, showing the RX 7800 XT is well-positioned in its segment.

The 1800 total combos tested suggest a comprehensive database, and ranking 660th means this setup outperforms 1140 other combinations. For a game like Roblox, which is not graphically intensive by modern standards, this ranking demonstrates that the combo provides far more performance than required for smooth gameplay. The measured frame rates at all resolutions and settings exceed 100 FPS, with most configurations exceeding 200 FPS.

Settings Recommendations

Based on the measured data, the optimal experience depends on display refresh rate and resolution. For 1080p displays, Medium settings at 412.7 FPS provide an excellent balance of visual quality and performance, while High at 361.7 FPS remains well above any standard refresh rate. Ultra at 296.3 FPS is viable for 240 Hz displays but offers diminishing returns for visual fidelity in Roblox's blocky aesthetic.

At 2560x1440, High settings at 239.5 FPS is the recommended choice for 240 Hz monitors, while Medium at 275.6 FPS provides extra headroom. Low at 301.3 FPS is the only way to exceed 300 FPS at this resolution, but the visual trade-off is significant. Ultra at 195.2 FPS suits 165 Hz or 180 Hz displays.

For 4K, High settings at 135.8 FPS is the best experience, comfortably exceeding 120 FPS for high-refresh 4K displays. Medium at 155.7 FPS offers even more headroom, while Ultra at 114 FPS is playable but below the 120 FPS threshold. Low at 169.6 FPS maximizes performance but sacrifices visual quality unnecessarily, as even Ultra remains playable.

Measured FPS Breakdown

At 1920x1080, the combo delivers its highest frame rates. Low settings produce 453.4 FPS average, Medium produces 412.7 FPS, High produces 361.7 FPS, and Ultra produces 296.3 FPS. The scaling from Low to Ultra shows a 34.6% performance reduction, reflecting the increased graphical load. All settings exceed 240 FPS, making this resolution suitable for the fastest refresh rate displays.

At 2560x1440, frame rates remain high but show more differentiation. Low delivers 301.3 FPS, Medium delivers 275.6 FPS, High delivers 239.5 FPS, and Ultra delivers 195.2 FPS. The drop from 1080p Low to 1440p Low is 33.5%, consistent with the increased pixel count. Ultra at 1440p still exceeds 144 Hz, making it viable for high-refresh QHD monitors.

At 3840x2160, performance remains playable across all settings. Low delivers 169.6 FPS, Medium delivers 155.7 FPS, High delivers 135.8 FPS, and Ultra delivers 114 FPS. The 4K Low result is 62.6% of the 1080p Low result, showing the expected resolution scaling. Ultra at 114 FPS is the only measured configuration below 120 FPS, but it remains perfectly playable on standard 60 Hz and 100 Hz displays.

The progression across resolutions shows a consistent pattern: each settings tier reduces frame rates by roughly 10-15% from Low to Medium, Medium to High, and High to Ultra, with slightly larger drops at higher resolutions. The data indicates this combo is overkill for Roblox at any reasonable configuration, providing smooth gameplay even at the most demanding settings tested.