Fortnite

The AMD Ryzen 7 7800X3D paired with the Intel Arc B580 ranks 1218th out of 1564 tested combinations in Fortnite, a result that reflects a top-tier CPU constrained by a mid-range GPU. The data shows a system capable of high frame rates at 1080p and 1440p on lower presets, but one that falls off sharply at 4K with higher settings. This is a GPU-bound pairing in Fortnite, where the CPU's 96 MB L3 cache and 5.00 GHz boost clock are more than adequate for the game's demands.

CPU Role

The Ryzen 7 7800X3D brings 8 cores and 16 threads with a base clock of 4.20 GHz and a boost clock of 5.00 GHz. Its 96 MB shared L3 cache is the defining feature for gaming workloads, and the CPU sits at the 87th percentile of all CPUs with an average benchmark score of 31580. In Cinebench R23, it scores 29149 multi-core and 4115 single-core, with the single-thread result being particularly relevant for Fortnite's game logic and render thread. The CPU's nearest rival, the Intel Core i7-12700F, scores 31543, a 0.1% delta, while the AMD Ryzen 9 5980HX scores 31495 (0.3% delta), the Ryzen 7 8700G scores 31407 (0.6% delta), and the Ryzen 7 7745HX scores 31402 (0.6% delta). These near-identical aggregate scores show the 7800X3D is competitive with its peers, but the measured Fortnite results indicate the CPU is not the limiting factor in this pairing. The CPU is built on TSMC's 5 nm process with 11,270 million transistors on a 71 mm² die, and it supports DDR5 memory on a dual-channel bus with 83.2 GB/s of bandwidth. It also includes integrated Radeon Graphics, though the discrete Arc B580 handles all rendering in this test. The CPU's launch MSRP is $449.

GPU Role

The Intel Arc B580 uses the Xe2-HPG architecture (Battlemage generation) with 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, and it packs 2560 shading units, 160 TMUs, and 80 ROPs. The GPU sits at the 66th percentile of all GPUs with an average benchmark score of 23021. Its nearest rival, the NVIDIA GeForce RTX 4060, scores 23181, a -0.7% delta, while the AMD Radeon 760M scores 22999 (0.1% delta) and the NVIDIA P106-100 scores 22950 (0.3% delta). The B580's 13.67 TFLOPS FP32 throughput and 12 GB VRAM are sufficient for Fortnite at 1080p and 1440p, but the frame rate data shows the GPU becomes the bottleneck at 4K and at higher settings. The GPU is built on TSMC's 5 nm process with 19,600 million transistors on a 272 mm² die, and it connects via PCIe 4.0 x8. It has a TDP of 190 W, requires a single 8-pin power connector, and the suggested PSU is 450 W. The GPU's launch MSRP is $249 USD.

How This Combo Ranks

The combo ranks 1218th out of 1564 tested combinations in Fortnite, placing it in the lower portion of the database. This is a notable gap from the CPU's 87th percentile standing, and the explanation lies in the GPU's 66th percentile performance. The CPU is capable of far more than the Arc B580 can feed it, as shown by the 195.9 fps result at 1080p Low — a frame rate that approaches the CPU's practical limit in this title. At 4K Ultra, the combo drops to 23 fps, a result that is almost entirely GPU-bound. The rank reflects the GPU's inability to scale with resolution and settings, not a CPU deficiency.

FAQ

Q: Is this combo CPU-bound or GPU-bound in Fortnite?

A: The data shows a GPU-bound system. The CPU sits at the 87th percentile of all CPUs while the GPU sits at the 66th percentile of all GPUs. The frame rate progression from 195.9 fps at 1080p Low to 67.6 fps at 4K Low confirms the GPU is the limiting component.

Q: How does the Ryzen 7 7800X3D compare to its nearest rivals?

A: The 7800X3D has an average benchmark score of 31580, which is 0.1% ahead of the Intel Core i7-12700F (31543), 0.3% ahead of the AMD Ryzen 9 5980HX (31495), and 0.6% ahead of both the AMD Ryzen 7 8700G (31407) and the AMD Ryzen 7 7745HX (31402).

Q: How does the Intel Arc B580 compare to the RTX 4060?

A: The B580 has an average benchmark score of 23021, which is 0.7% behind the NVIDIA GeForce RTX 4060 (23181). It is 0.1% ahead of the AMD Radeon 760M (22999) and 0.3% ahead of the NVIDIA P106-100 (22950).

Q: What is the best settings preset for 1080p gaming?

A: At 1080p, Low settings deliver 195.9 fps, Medium delivers 137.5 fps, and High delivers 110.4 fps. Medium offers a strong balance of visual quality and frame rate, while Low is the choice for maximum competitive performance.

Q: Can this combo handle 4K gaming in Fortnite?

A: At 4K, only Low settings (67.6 fps) approach playable frame rates. Medium drops to 50.2 fps, High to 36.7 fps, and Ultra to 23 fps. The GPU's 12 GB VRAM and 456.0 GB/s bandwidth are not sufficient for high-settings 4K in this title.

Q: What is the combo's overall rank in the database?

A: The combo ranks 1218th out of 1564 tested combinations in Fortnite, placing it in the lower portion of all tested combos.

Resolution Scaling

The frame rate scaling from 1080p to 4K reveals a GPU-bound pattern. At Low settings, the combo delivers 195.9 fps at 1080p, 126.6 fps at 1440p, and 67.6 fps at 4K. At High settings, the progression is 110.4 fps at 1080p, 67.4 fps at 1440p, and 36.7 fps at 4K. At Ultra settings, the progression is 70.3 fps at 1080p, 43.8 fps at 1440p, and 23 fps at 4K. The consistent and substantial drops at each resolution step indicate the GPU is the bottleneck; a CPU-bound system would show much smaller frame rate differences across resolutions. The CPU's 96 MB L3 cache and 5.00 GHz boost clock are more than sufficient to feed the GPU at 1080p, but the Arc B580's 13.67 TFLOPS FP32 throughput cannot sustain high frame rates as pixel count increases.

Settings Recommendations

For 1080p, Medium settings at 137.5 fps is the best measured experience, offering a solid improvement over High (110.4 fps) while retaining more visual fidelity than Low (195.9 fps). At 1440p, Low settings at 126.6 fps is the highest measured preset; Medium drops to 88.2 fps and High to 67.4 fps. At 4K, Low settings at 67.6 fps is the only playable option, with Medium at 50.2 fps and High at 36.7 fps falling below typical playability thresholds. Ultra settings are not recommended at any resolution: 70.3 fps at 1080p, 43.8 fps at 1440p, and 23 fps at 4K.

Measured FPS Breakdown

1080p (1920x1080):

• Low: 195.9 fps
• Medium: 137.5 fps
• High: 110.4 fps
• Ultra: 70.3 fps

1440p (2560x1440):

• Low: 126.6 fps
• Medium: 88.2 fps
• High: 67.4 fps
• Ultra: 43.8 fps

4K (3840x2160):

• Low: 67.6 fps
• Medium: 50.2 fps
• High: 36.7 fps
• Ultra: 23 fps

The data shows a clear hierarchy: Low settings at 1080p is the only configuration that reaches 195.9 fps, while Ultra at 4K is the only configuration that drops to 23 fps. The spread between Low and Ultra at each resolution is substantial, indicating that the GPU's performance scales poorly with increasing settings at higher resolutions.