Fortnite

FAQ

Q: What is the average FPS at 1080p with Low settings for this CPU/GPU combo in Fortnite?

A: The measured average is 176 FPS at 1920x1080 with Low settings, making it the highest-performance preset in the dataset.

Q: How does the Intel Arc B570 compare to its nearest rival in GPU benchmarks?

A: The Arc B570 scores 20,556 on average, which is 0.1% higher than the NVIDIA GeForce RTX 3070 Mobile (20,534) and 0.1% lower than the Intel Arc A750 (20,582). It sits at the 65th percentile among all GPUs.

Q: What is the CPU's multi-threaded performance relative to its closest competitor?

A: The AMD Ryzen 9 9900X3D averages 54,762 in benchmarks, which is 0.6% lower than the Intel Core Ultra 5 245KF (55,093) and 1.3% higher than the Intel Core Ultra 5 245K (54,053).

Q: What are the minimum and maximum FPS recorded at 1440p Medium settings?

A: At 2560x1440 with Medium settings, the combo delivers 79 average FPS, with a minimum of 67 FPS and a maximum of 91 FPS.

Q: How does the GPU perform at 4K Ultra compared to 4K Low?

A: At 3840x2160 Ultra, the average FPS is 21, whereas at 4K Low it reaches 59 FPS—a 38 FPS difference indicating heavy GPU load at maximum quality.

Q: What is the GPU's memory configuration?

A: The Intel Arc B570 features 10 GB of GDDR6 memory on a 160-bit bus, delivering 380.0 GB/s bandwidth, with a base and boost clock of 2500 MHz.

GPU Role

The Intel Arc B570 is the bottleneck at higher resolutions in Fortnite, as its benchmark scores and memory subsystem dictate performance ceilings. The GPU's 10 GB GDDR6 memory with 380.0 GB/s bandwidth is sufficient for 1080p and 1440p play, but at 4K the demand exceeds what the card can sustain under heavy settings. The 2500 MHz boost clock on the Xe2-HPG architecture (Battlemage generation) drives a 200.0 GPixel/s pixel rate and 360.0 GTexel/s texture rate, which explains why 4K Ultra collapses to 21 FPS—the 80 ROPs and 144 TMUs cannot keep up with the pixel and texture workload at that resolution.

The GPU's 65th percentile ranking among all GPUs places it near the NVIDIA GeForce RTX 3070 Mobile (0.1% delta) and Intel Arc A750 (-0.1% delta). This mid-pack position is reflected in Fortnite: at 1080p Low, the card achieves 176 FPS, but the frame rate halves at 4K Low (59 FPS) and drops to nearly a third at 4K Ultra (21 FPS). The PassMark G3D score of 14,195 and 3DMark Steel Nomad DX12 score of 2,649 indicate a card that handles esports titles well at lower resolutions but struggles when pixel count quadruples.

The GPU's 11.52 TFLOPS FP32 throughput and 18 RT cores are not the limiting factor in this game's measured results; rather, memory bandwidth and ROP throughput appear to cap performance. At 1080p Medium, the card delivers 124 FPS average (min 106, max 143), suggesting headroom exists if the CPU can feed frames. However, at 4K, the 32 FPS High result shows the card is overextended—the 160-bit memory bus is narrow for 4K workloads, and the 19 Gbps effective memory speed cannot compensate. The GPU's 150 W TDP and 450 W suggested PSU are reasonable for a dual-slot card, but power draw is irrelevant to the measured performance deltas.

The GPU's Vulkan score of 96,844 and OpenCL score of 83,514 from Geekbench suggest strong compute for its class, yet Fortnite's DX12 path (supported via DirectX 12 Ultimate) shows the card's 3DMark Steel Nomad score of 2,649 is more predictive of actual gaming behavior. The Arc B570's 65th percentile means it outperforms 65% of all GPUs in the database, but in Fortnite's 4K Ultra preset, the 21 FPS result aligns with a card that is positioned for 1080p and 1440p gaming, not 4K max settings. The GPU's predecessor, Alchemist, had similar limitations, and the 5 nm process node from TSMC (19,600 million transistors on 272 mm²) does not overcome the fundamental bandwidth constraint.

CPU Role

The AMD Ryzen 9 9900X3D provides ample processing power for Fortnite, as evidenced by its 91st percentile ranking among all CPUs. The 12-core, 24-thread Zen 5 design (Granite Ridge) with a 4.40 GHz base clock and 5.50 GHz boost clock ensures the CPU is rarely the limiting factor in this game, especially at lower resolutions where the GPU is clearly the bottleneck. The 128 MB L3 cache is particularly beneficial for game workloads, as Fortnite's asset streaming and physics calculations benefit from large cache pools.

The CPU's multi-threaded benchmarks—Cinebench R23 multi-core score of 47,737 and Geekbench multi-core of 22,884—show a processor that can handle any background tasks while gaming. The single-thread performance (Cinebench R23 single-core 6,739, Geekbench single-core 3,041) is equally strong, which matters for Fortnite's main game thread. The PassMark multi-thread score of 56,154 places it 0.6% below the Intel Core Ultra 5 245KF (55,093) and 1.3% above the Intel Core Ultra 5 245K (54,053), confirming the 9900X3D is at the top of its performance class.

At 1080p Low, where the GPU is least stressed, the CPU's role becomes more apparent: the 176 FPS result is likely near the CPU's frame generation ceiling, as the Arc B570 would otherwise push higher. The CPU's 3DMark single-thread score of 1,269 and 2-thread score of 2,512 indicate strong per-core performance, which is crucial for Fortnite's rendering thread. The 89.6 GB/s memory bandwidth (dual-channel DDR5) is sufficient to feed the CPU's 24 threads without causing starvation, and the 4 nm process node (16,630 million transistors on 2x 70.6 mm² dies) keeps power draw at 120 W TDP.

The CPU's 91st percentile ranking means it outperforms 91% of all CPUs, and the nearest rival comparisons show it is competitive with Intel's latest Ultra 5 series—within 0.6% of the 245KF and 2.1% faster than the Core i7-14700F. The Ryzen 9 9900X3D's 3D V-Cache (128 MB L3) is a differentiator for gaming, though the FACT PACK does not specify vCache3d separately. The CPU's boost clock of 5.50 GHz is among the highest in its class, and the 12 cores provide headroom for future games that may use more threads.

The data suggests the CPU is never the bottleneck in Fortnite with this GPU, as the FPS drops from 1080p to 4K (176 to 59 FPS at Low) are far larger than any CPU performance delta would cause. The CPU's single-thread benchmarks (PassMark single-thread 4,646) and multi-thread capabilities (PassMark multi-thread 56,154) both rate highly, but Fortnite's engine appears to scale primarily with GPU at these settings. The CPU's launch MSRP of $599 positions it as a premium desktop processor, and its socket (AMD Socket AM5) and PCIe Gen 5 support (24 lanes) are modern standards.

Measured FPS Breakdown

The measured results span three resolutions and four settings presets, providing a comprehensive view of this combo's performance envelope. At 1920x1080, the Arc B570 delivers 176 FPS average at Low settings, 124 FPS at Medium (min 106, max 143), 96 FPS at High, and 64 FPS at Ultra. The 112 FPS gap between Low and Ultra at 1080p demonstrates the GPU's sensitivity to settings, with the 4K Ultra result (21 FPS) showing a 155 FPS drop from 1080p Low.

At 2560x1440, the averages are 112 FPS (Low), 79 FPS (Medium, min 67, max 91), 61 FPS (High), and 40 FPS (Ultra). The 1440p results show a 72 FPS difference between Low and Ultra, indicating that the GPU is still the primary constraint at this resolution, but the CPU's strong single-thread performance (3DMark single-thread 1,269, Cinebench R23 single-core 6,739) helps maintain playable frame rates. The 1440p Medium result of 79 FPS with a 67 FPS minimum suggests this is a viable competitive setting, as the minimum stays above common refresh rate thresholds.

At 3840x2160, the results are 59 FPS (Low), 42 FPS (Medium, min 35, max 48), 32 FPS (High), and 21 FPS (Ultra). The 4K Low result of 59 FPS is surprisingly playable, but the 42 FPS Medium and 32 FPS High results show the GPU struggling. The 4K Ultra minimum FPS is not reported, but the 21 FPS average is below playable thresholds for most users. The 4K results confirm that the Arc B570's 10 GB memory and 380 GB/s bandwidth are insufficient for high-fidelity 4K gaming in Fortnite.

The combo rank in game is 2,178 out of 2,740 combos, placing it in the bottom 20% of tested systems for Fortnite. This ranking is driven by the GPU's mid-range position (65th percentile) rather than the CPU's high position (91st percentile). The measured data shows that at 1080p Medium, the combo achieves 124 FPS, which is solid for competitive play, but at 4K Ultra, the 21 FPS result is unsuitable for any gameplay style. The 1440p results offer a balanced experience, with Low hitting 112 FPS and Medium at 79 FPS.

Resolution Scaling

The FPS scaling from 1080p to 4K reveals a GPU-bound system. At Low settings, the frame rate drops from 176 FPS at 1080p to 112 FPS at 1440p (a 36% reduction) and further to 59 FPS at 4K (a 66% reduction from 1080p). This scaling pattern is consistent with a GPU that has limited memory bandwidth (380 GB/s) and ROP count (80), as the pixel workload quadruples at 4K.

At Medium settings, the drop is from 124 FPS at 1080p to 79 FPS at 1440p (36% reduction) and 42 FPS at 4K (66% reduction). The similarity in percentage drops across Low and Medium suggests the GPU's fill rate is the limiting factor, not memory capacity. At High settings, the drop is from 96 FPS (1080p) to 61 FPS (1440p, 36% reduction) and 32 FPS (4K, 67% reduction). At Ultra, the numbers are 64 FPS (1080p), 40 FPS (1440p, 38% reduction), and 21 FPS (4K, 67% reduction).

The consistent ~36% drop from 1080p to 1440p and ~67% drop from 1080p to 4K across all settings indicates that the GPU is the bottleneck at every resolution. The CPU's 91st percentile performance and 12 cores cannot compensate for the GPU's 65th percentile position. The 4K results, in particular, show that the Arc B570 is not designed for 4K gaming in Fortnite, as even Low settings produce only 59 FPS, which is below the 60 FPS threshold for smooth gameplay.

The resolution scaling data also reveals that the GPU's texture rate (360 GTexel/s) and pixel rate (200 GPixel/s) are the limiting factors, as these scale directly with resolution. The 160-bit memory bus is a clear constraint at 4K, where the 380 GB/s bandwidth is insufficient for high-resolution textures. The CPU's memory bandwidth of 89.6 GB/s is not a factor, as the GPU's memory subsystem is the bottleneck.

Settings Recommendations

For competitive play at 1080p, the Low preset delivers the highest average FPS at 176, which is ideal for high-refresh-rate monitors. The Medium preset at 124 FPS (min 106, max 143) offers a good balance of visual quality and performance. The High preset at 96 FPS is still playable, but the Ultra preset at 64 FPS is not recommended for competitive play, as the frame rate drops below typical 144 Hz monitor refresh rates.

At 1440p, the Low preset at 112 FPS is the best choice for competitive play, while Medium at 79 FPS (min 67, max 91) provides a more visually rich experience without sacrificing responsiveness. The High preset at 61 FPS is borderline for competitive play, and Ultra at 40 FPS is too slow for fast-paced Fortnite action. The 1440p Medium result of 79 FPS with a 67 FPS minimum means the combo can maintain near-60 FPS even in intense build fights.

At 4K, no preset is fully recommended, as the best result is Low at 59 FPS, which is barely playable. The Medium preset at 42 FPS (min 35, max 48) is too inconsistent for competitive play, and High (32 FPS) and Ultra (21 FPS) are unplayable. For 4K, users would need to accept significant visual compromises or consider a different GPU, as the Arc B570's 10 GB memory and bandwidth are the limiting factors.

The best overall experience per the measured rows is 1080p Medium, which delivers 124 FPS average with a 106 FPS minimum—this provides ample headroom above 60 FPS while maintaining reasonable visual fidelity. The 1440p Low preset at 112 FPS is also a strong choice for users with 1440p monitors who prioritize frame rate over visual quality. For users with 4K displays, the Low preset at 59 FPS is the only viable option, but it falls short of the 60 FPS target, making 1440p the effective maximum resolution for this combo.