Roblox

FAQ

Q: How does the AMD Ryzen 7 9800X3D compare to its nearest CPU rivals in average benchmark score?

A: The Ryzen 7 9800X3D posts an average benchmark score of 37780, placing it within 0.1% of the Intel Xeon 6353P (37811) and Intel Core Ultra 5 225 (37831). It trails the Intel Core i9-13900HK by 0.6% (38020) and the Intel Core i5-13600KF by 0.7% (38028), making these four processors nearly identical in aggregate compute performance.

Q: What is the GPU's percentile ranking among all tested graphics cards?

A: The Intel Arc B580 sits at the 66th percentile of all GPUs, with an average benchmark score of 23021. Its closest rival is the AMD Radeon 760M (22999), which it edges by 0.1%, while it falls 0.7% short of the NVIDIA GeForce RTX 4060 (23181).

Q: How does the CPU's multi-threaded performance compare to its single-threaded results?

A: In Cinebench R23, the Ryzen 7 9800X3D scores 34004 in multi-core and 4800 in single-core, a ratio of roughly 7.1:1. The 3DMark results show a similar pattern: 10081 with 16 threads versus 1212 with a single thread, indicating strong scaling across its 8 cores and 16 threads.

Q: What is the best frame rate recorded for this combo in Roblox?

A: The highest average FPS is 292.6, achieved at 1920x1080 with Low settings. At the same resolution, Ultra settings yield 194.4 FPS, showing that even the most demanding preset comfortably exceeds high-refresh-rate display thresholds.

Q: How does the combo rank among all tested combinations in this game?

A: The AMD Ryzen 7 9800X3D paired with the Intel Arc B580 ranks 1405 out of 1800 tested combos in Roblox. This places it in the lower-middle portion of the field, suggesting that while frame rates are high in absolute terms, many other hardware pairings deliver even better results in this specific title.

Q: What memory specifications does the CPU support?

A: The Ryzen 7 9800X3D supports DDR5 memory with a dual-channel bus, providing 89.6 GB/s of bandwidth. It also supports ECC memory, which is notable for a desktop-class processor.

GPU Role

The Intel Arc B580 brings 12 GB of GDDR6 memory on a 192-bit bus, delivering 456.0 GB/s of bandwidth. Its base and boost clocks are both 2670 MHz, with memory running at 2375 MHz (19 Gbps effective). The GPU's rendering capabilities include 2560 shading units, 160 texture mapping units, and 80 raster operation pipelines, producing a pixel rate of 213.6 GPixel/s and a texture rate of 427.2 GTexel/s. Compute throughput is rated at 13.67 TFLOPS for FP32 and 27.34 TFLOPS for FP16 (2:1 ratio).

In Roblox, the GPU's role becomes evident when examining how frame rates scale with settings. At 3840x2160, moving from Low (113.3 FPS) to Ultra (75.1 FPS) costs 38.2 FPS, a 33.7% reduction. This drop indicates that the Arc B580's rendering load increases substantially with visual complexity. The 12 GB VRAM buffer is more than sufficient for Roblox's asset sizes, as evidenced by the fact that even at 4K Ultra, the frame rate remains playable rather than collapsing due to memory pressure.

The GPU's DirectX 12 Ultimate support (12_2) and Vulkan 1.4 compatibility are relevant for a game like Roblox, which can leverage modern graphics APIs. The passmark DirectX 12 score of 76, while low in isolation, reflects synthetic benchmarking rather than real-world game performance. In actual Roblox measurements, the card demonstrates it can handle the game's rendering demands across all tested quality presets.

Resolution Scaling

The measured FPS data reveals a clear resolution scaling pattern for this combo. At 1920x1080, Low settings produce 292.6 FPS, which drops to 199 FPS at 2560x1440 (a 32.0% reduction) and further to 113.3 FPS at 3840x2160 (a 61.3% reduction from 1080p). This scaling is consistent with GPU-bound behavior: as pixel count increases from 2.07 million to 8.29 million, the Arc B580's fill rate and shading capabilities become the limiting factor.

For Ultra settings, the same pattern holds. Starting at 194.4 FPS in 1080p, performance falls to 126.1 FPS at 1440p (35.1% drop) and 75.1 FPS at 4K (61.4% drop). The nearly identical percentage drops across settings at each resolution step indicate that resolution scaling is independent of quality preset — the GPU's workload increases proportionally with pixel count regardless of how much geometry or effects are enabled.

The gap between Low and Ultra settings narrows as resolution increases. At 1080p, the difference is 98.2 FPS (292.6 vs 194.4). At 1440p, it shrinks to 72.9 FPS (199 vs 126.1). At 4K, the gap is just 38.2 FPS (113.3 vs 75.1). This compression suggests that at higher resolutions, the GPU becomes saturated even at Low settings, leaving less headroom for additional visual features.

How This Combo Ranks

The AMD Ryzen 7 9800X3D + Intel Arc B580 combination ranks 1405 out of 1800 tested combos in Roblox. This position in the 78th percentile of all tested pairings (calculated as 1405/1800) indicates that the majority of hardware combinations tested produce higher frame rates in this specific game. However, the absolute FPS numbers tell a different story when viewed standalone: even at 4K Ultra, this combo delivers 75.1 FPS, which is perfectly playable.

The discrepancy between the low combo rank and the high absolute performance suggests that Roblox is particularly sensitive to certain hardware characteristics that this pairing does not maximize. The GPU's 66th percentile ranking among all GPUs is a contributing factor — many other graphics cards in the database have higher average benchmark scores. The CPU, by contrast, ranks in the 90th percentile among all processors, so it is unlikely to be the bottleneck.

When interpreting this rank, it is important to note that the data is measured (dataIsMeasured: true), meaning these are actual observed frame rates rather than estimates. The combo rank reflects how this specific pairing performs relative to every other CPU+GPU combination tested in Roblox, and the position suggests that while the hardware is capable, there are 395 other combinations that achieve higher frame rates in this title.

CPU Role

The AMD Ryzen 7 9800X3D is built on the Zen 5 architecture (Granite Ridge codename) using TSMC's 4 nm process node. It has 8 cores and 16 threads, with a base clock of 4.70 GHz and a boost clock of 5.20 GHz. The 96 MB shared L3 cache is a defining feature of the X3D series, designed to reduce memory latency in gaming workloads. The CPU's power envelope is 120 W TDP, and it uses the AMD Socket AM5 platform with PCIe Gen 5 (24 lanes CPU only).

In Roblox, the CPU's role can be assessed through its benchmark scores relative to frame rates. The Cinebench R23 multi-core score of 34004 and single-core score of 4800 indicate strong performance in both heavily threaded and lightly threaded scenarios. The 3DMark 16-thread score of 10081 versus the single-thread score of 1212 shows a scaling efficiency of approximately 8.3x from 1 to 16 threads, which is excellent for a 8-core/16-thread processor.

The game's frame rates at low resolutions and settings provide insight into CPU performance. At 1080p Low, the combo achieves 292.6 FPS, which is likely approaching the game's engine limits or the point where CPU single-thread performance becomes the constraint. The fact that moving from Low to Ultra at 1080p only costs 98.2 FPS (a 33.6% reduction) while the GPU's workload increases substantially suggests that the CPU is keeping up with the game's physics and scripting demands even at high frame rates.

The 96 MB L3 cache is particularly relevant for Roblox, which often involves many small objects and scripts that benefit from cached data access. The CPU's Geekbench single-core score of 3341 and multi-core score of 18413 further confirm its ability to handle both the main game thread and background processes simultaneously.

Measured FPS Breakdown

At 1920x1080, the combo delivers its highest frame rates across all settings. Low settings produce 292.6 FPS, Medium 266 FPS, High 235.4 FPS, and Ultra 194.4 FPS. The progression from Low to Ultra shows a consistent drop of roughly 25-30 FPS per quality tier, with the largest single step being from High to Ultra (41 FPS difference). These numbers indicate that even at maximum quality, the system maintains frame rates well above 144 Hz, making it suitable for high-refresh-rate monitors.

Moving to 2560x1440, the frame rates remain strong but show more separation between settings. Low settings yield 199 FPS, Medium 178.1 FPS, High 157.2 FPS, and Ultra 126.1 FPS. The drop from 1080p to 1440p ranges from 31.9% (Low) to 35.1% (Ultra), which is proportional to the 78% increase in pixel count, indicating that the GPU is scaling as expected with resolution.

At 3840x2160, the system still delivers playable frame rates across all settings. Low settings produce 113.3 FPS, Medium 100.8 FPS, High 93.1 FPS, and Ultra 75.1 FPS. The gap between Low and Ultra at 4K is 38.2 FPS, which is smaller in absolute terms than at lower resolutions but represents a 33.7% reduction. This suggests that at 4K, the GPU is becoming the dominant bottleneck, as the CPU's performance headroom is less relevant when the GPU is struggling to fill 8.29 million pixels.

The full dataset shows a consistent pattern: this combo is capable of high frame rates at all tested resolutions and settings, with the Arc B580's 12 GB GDDR6 memory and 456.0 GB/s bandwidth proving sufficient for Roblox's demands. The Ryzen 7 9800X3D's 8 cores and 16 threads, combined with its high boost clock of 5.20 GHz, ensure that the CPU never becomes a limiting factor even at the lowest resolution and settings where frame rates approach 300 FPS.