SYSTEM ANALYZER

Rate My PC: Intel Core Ultra 5 245KF + Intel Arc B580

Get a comprehensive performance analysis of your gaming rig with detailed benchmarks, bottleneck detection, and upgrade recommendations

93 / 100
ULTIMATE READY

Apex Performer

Top 7% of systems. Capable of 4K Ultra gaming and advanced rendering.

4K 60+ FPSVR ReadyRay Tracing

System Balance Analysis

CPU vs GPU performance ratio
Well Balanced
CPU
95%
VS
GPU
92%
PROCESSOR

Intel Core Ultra 5 245KF

55,093 Benchmark Score
Top 5% Market Ranking
View Full Specs →
GRAPHICS CARD

Intel Arc B580

23,021 Benchmark Score
Top 8% Market Ranking
View Full Specs →

Market Position

How your build compares to others
Budget
0-30
Mid-Range
30-60
High-End
60-85
Enthusiast
85-100
Your Build

Game Performance Benchmarks

Real-world 4K FPS in popular titles
View All Games →

Performance Insights

Tips to maximize your system

Optimal Performance

Your system is in the top tier. You can run any modern game at maximum settings.

4K Gaming Ready

Consider a 4K 144Hz monitor to fully utilize your hardware capabilities.

Compatible Games See what you can play Compare CPUs Find upgrades Compare GPUs Find upgrades

Performance Tiers Explained

90-100

Ultimate

4K Ultra gaming, VR ready, ray tracing enabled, professional workloads

4K 60+ FPS VR Ready
70-89

High-End

1440p Ultra or 4K High settings, excellent for modern AAA titles

1440p Ultra 4K High
50-69

Mid-Range

1080p Ultra or 1440p Medium, great value for most gamers

1080p Ultra 1440p Med
30-49

Entry Level

1080p Medium settings, suitable for eSports and older titles

1080p Med eSports
0-29

Legacy

Basic gaming, older titles, consider upgrading for modern games

720p-1080p Low Older Games

The Intel Core Ultra 5 245KF and Intel Arc B580 form a desktop pairing that targets the upper-midrange of the market. The processor, built on the Arrow Lake architecture with a 3 nm process from TSMC, offers 14 cores and 14 threads, a base clock of 4.20 GHz, and a boost clock of 5.20 GHz. The Arc B580 GPU, based on the Xe2-HPG Battlemage architecture, brings 12 GB of GDDR6 memory on a 192-bit bus. Together, they achieve a combined percentile of 80, placing this pairing above the vast majority of systems in the database. This analysis examines the measured data to understand what this combination offers for various workloads, from gaming to content creation.

CPU Analysis

The Core Ultra 5 245KF is a 14-core, 14-thread processor, which means it lacks Hyper-Threading; each core handles a single thread. This design choice, on the Arrow Lake architecture, prioritizes efficiency and raw single-core performance. The base clock of 4.20 GHz and boost clock of 5.20 GHz are strong indicators of its capability in lightly-threaded tasks. The cache hierarchy includes 192 KB of L1 per core, 3 MB of L2 per core, and a 24 MB shared L3 cache. This configuration provides a solid foundation for gaming and applications that respond well to high clock speeds.

Benchmark results show the processor's strengths. In Cinebench R23, the CPU scores 36,647 points in multi-core and 5,173 points in single-core tests. The single-core score is particularly notable, as it places the chip in a competitive position for tasks like web browsing, office productivity, and gaming, where per-core performance is critical. The multi-core score, while lower than some high-core-count rivals, still represents significant throughput for rendering and video encoding workloads. In the Passmark suite, the CPU achieves a multithread score of 43,110 and a single-thread score of 4,715, reinforcing the balanced performance profile.

The average benchmark score for this CPU is 55,093, which places it in the 91st percentile of all CPUs in the database. This is a strong position, indicating that it outperforms the vast majority of processors. Its nearest rival, the AMD Ryzen 9 9900X3D, has an average score of 54,762, meaning the Core Ultra 5 245KF is 0.6% ahead. Another close competitor is the Intel Core Ultra 5 245K, with an average score of 54,053, where the 245KF leads by 1.9%. These small deltas suggest that the 245KF sits at a performance peak within its immediate family and slightly ahead of the high-end AMD X3D part in average compute tasks. The data also shows the 245KF trails the Intel Core 7 253PQE by 1.5% and the Intel Core i9-14900HX by 1.6%, indicating that it is just below the top-tier mobile and desktop parts in aggregate performance.

In specialized Passmark tests, the CPU shows specific capabilities. The data compression score is 460,123, and the encryption score is 33,381. The floating-point math score of 131,546 is significantly higher than the integer math score of 98,854, which suggests that the processor is better suited for scientific and analytical workloads that rely on floating-point calculations. The extended instructions score of 37,912 indicates robust SIMD performance, which is beneficial for multimedia processing. The physics score of 2,998 and prime number finding score of 416 provide insight into its computational speed for specific algorithms.

Balance and Bottleneck

The pairing of a 91st-percentile CPU with a 68th-percentile GPU creates a system where the graphics card is the primary limiting factor for most gaming scenarios. The Core Ultra 5 245KF has a significantly higher benchmark score (55,093 average) compared to the Arc B580 (23,021 average), suggesting that the CPU can feed frames faster than the GPU can render them. This is a classic configuration for high-refresh-rate gaming at 1080p or 1440p, where the CPU's strong single-core performance ensures that the GPU is kept busy.

For CPU-bound tasks like video editing timelines, software compilation, or heavy multitasking, the Core Ultra 5 245KF will be the dominant component. Its 14 cores and high clock speeds provide a substantial amount of processing power, and the data shows it can handle demanding multi-threaded workloads with ease. The GPU will have minimal impact in these scenarios, as the work is primarily done by the CPU and system memory. The 102.4 GB/s of dual-channel DDR5 memory bandwidth supports the CPU's data throughput requirements.

The FPS scaling evidence, while estimated for this pairing, points to a balanced system for 1440p gaming. At 1080p, the CPU is likely to create a smaller bottleneck, allowing the GPU to reach its maximum potential, but the discrepancy in percentiles (91 vs. 68) suggests that the Arc B580 will be the limiting factor. In lighter e-sports titles, the CPU's 5.20 GHz boost clock will help maintain very high frame rates, but the GPU's raw fill rate will cap the maximum output. For 4K gaming, the GPU is clearly the bottleneck, as the resolution demands on the render pipeline exceed what the CPU needs to provide in terms of draw calls and physics calculations.

Usage Scenarios

High-Refresh Gaming: For 1080p and 1440p gaming at high refresh rates, this system is well-suited. The CPU's single-core performance (Cinebench R23 score of 5,173) ensures high minimum frame rates in most titles, while the GPU's 12 GB of VRAM is sufficient for modern game assets. The estimated FPS will be high, but precise figures are unavailable for this exact combination.

Streaming: The 14 cores of the 245KF provide ample headroom for encoding video while gaming. The x264 encoding workload can be offloaded to the CPU's spare cores without significantly impacting game performance, as the primary gaming threads benefit from the high boost clock. The GPU's lack of a dedicated encoder core is a consideration, but the CPU's multi-core strength (36,647 in Cinebench R23) makes software encoding a viable path.

Video Editing: This workload benefits from both the CPU and GPU. The CPU's multi-core score of 36,647 in Cinebench R23 will accelerate timeline rendering and effect processing. The GPU's 13.67 TFLOPS of FP32 performance and 427.2 GTexel/s texture rate will assist with GPU-accelerated effects and color grading. The 12 GB of VRAM is adequate for 4K timelines and complex compositions.

3D Rendering: The CPU is the star here. A Cinebench R20 multi-core score of 15,391 indicates strong performance in CPU-based renderers like Blender Cycles or V-Ray. The GPU can accelerate rendering in engines that support it, with its 2,560 shading units and 20 RT cores providing a boost to ray-traced workloads. The 456.0 GB/s memory bandwidth helps with large texture sets.

Software Development: The high single-thread performance (Passmark single-thread score of 4,715) is excellent for code compilation and IDE responsiveness. The multi-thread score of 43,110 will speed up parallel builds, and the 24 MB L3 cache helps with large codebases. The processor's support for DDR5 memory and PCIe Gen 5 lanes (20 lanes from the CPU) ensures fast data access and I/O for development tools.

Student and Office Work: The Core Ultra 5 245KF is overkill for basic office tasks, but its performance ensures a snappy experience. The data shows high scores in single-threaded tasks, which translates to fast document loading, spreadsheet calculations, and web browsing. The lack of integrated graphics is a minor drawback, but the discrete GPU handles display output and any light graphics work without issue.

FAQ

Q: What is the architecture and process node of the Intel Core Ultra 5 245KF?

A: The CPU is based on the Arrow Lake architecture, specifically the Arrow Lake-S codename, and is manufactured on a 3 nm process by TSMC.

Q: How does the Core Ultra 5 245KF compare to its closest rival in benchmark scores?

A: The CPU has an average benchmark score of 55,093. It is 0.6% faster than the AMD Ryzen 9 9900X3D (average score 54,762) and 1.9% faster than the Intel Core Ultra 5 245K (average score 54,053).

Q: What is the memory bandwidth and bus width of the Intel Arc B580?

A: The GPU features 12 GB of GDDR6 memory on a 192-bit bus, providing a total bandwidth of 456.0 GB/s.

Q: What is the suggested power supply for the Arc B580?

A: The GPU has a TDP of 190 W, and the suggested PSU for the system is 450 W.

Q: Does the Core Ultra 5 245KF support ECC memory?

A: No, the memory support is DDR5, but ECC memory is not supported.

Q: What API support does the Arc B580 offer?

A: The GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: What is the PCIe interface of the Arc B580?

A: The GPU uses a PCIe 4.0 x8 bus interface.

Who Should Build It

This build is designed for the enthusiast gamer who plays at 1440p and wants high refresh rates without stepping into the top-tier price bracket. The CPU's 91st percentile ranking ensures that it will not be a bottleneck for the GPU in most titles, and the GPU's 12 GB VRAM is future-proof for upcoming game releases. It is also a strong choice for content creators who need a balanced system for video editing and 3D rendering, as the CPU's multi-core performance (Cinebench R23 score of 36,647) is substantial, and the GPU's compute capabilities (13.67 TFLOPS FP32) are respectable.

Software developers will appreciate the CPU's high single-thread speed (Passmark score of 4,715), which improves compilation times and IDE responsiveness. Students and professionals who need a reliable workstation for office work, web development, or data analysis will find the system more than capable, though it is more power than necessary for such tasks. Small business workstations that require heavy multitasking or run virtual machines will benefit from the 14 cores and the 24 MB L3 cache, providing a smooth experience for demanding enterprise applications. The system is less ideal for those seeking a budget build, as the components are positioned in the upper-midrange, but for users who prioritize performance in gaming and productivity, this pairing is quite compelling.

Upgrade Path and Platform

The system is built on the Intel Socket 1851 platform, which is the foundation for the Core Ultra Series 2 processors. The CPU supports dual-channel DDR5 memory, with a theoretical bandwidth of 102.4 GB/s, and provides 20 PCIe Gen 5 lanes from the CPU itself. This allows for fast NVMe SSDs and future expansion cards. The GPU uses a PCIe 4.0 x8 interface, which is sufficient for its bandwidth needs, and the 450 W suggested PSU leaves some headroom for additional drives and fans.

A sensible next upgrade would be to increase the memory capacity or speed, as the platform supports the latest DDR5 modules. For graphics, while the Arc B580 is a capable card, a user could later move to a higher-tier GPU, as the CPU's 91st percentile performance is strong enough to support more powerful graphics cards without creating a significant bottleneck. The 125 W TDP of the CPU is modest, and the 190 W TDP of the GPU means the 450 W PSU is adequate for the current configuration, but a future GPU upgrade would likely require a more powerful power supply. The platform also supports PCIe Gen 5, so a future GPU or storage device that utilizes this interface would be a viable upgrade path.

Benchmark Performance

The Intel Core Ultra 5 245KF delivers an average benchmark score of 55,093, placing it in the 91st percentile of all CPUs. This indicates top-tier performance. In the Cinebench suite, it scores 36,647 in R23 multi-core and 5,173 in R23 single-core, demonstrating strong performance in both multi-threaded and single-threaded workloads. The Passmark multithread score is 43,110, and the single-thread score is 4,715. Its nearest rival, the AMD Ryzen 9 9900X3D, has an average score of 54,762, putting the Core Ultra 5 245KF slightly ahead by 0.6%.

The Intel Arc B580 achieves an average benchmark score of 23,021, which places it in the 68th percentile of all GPUs. This is a solid mid-range position. In the 3DMark Steel Nomad DX12 test, it scores 3,068. The Geekbench scores are 92,821 for OpenCL and 109,672 for Vulkan. The Passmark G3D score is 15,748, and the GPU compute score is 7,729. Its direct rival, the AMD Radeon RX 580 2048SP, has an average score of 23,061, meaning the Arc B580 trails by 0.2%. It is 0.6% ahead of the NVIDIA GeForce RTX 2080 (score 22,895) and 0.7% behind the NVIDIA GeForce RTX 3080 (score 23,172).

The combined picture shows a system with a powerful CPU and a mid-range GPU. The CPU is in the top 10% of all processors, while the GPU is in the top third. This creates a system that excels in CPU-intensive tasks like rendering and compilation, while providing good, but not top-tier, gaming performance. The combined percentile for this pairing is 80, reflecting the high CPU score's contribution to the overall system capability.

Build Overview

This is a desktop-class build, as indicated by the `buildClass` field. It pairs the Intel Core Ultra 5 245KF, a high-end desktop processor, with the Intel Arc B580, a mid-range desktop graphics card. The CPU's 91st percentile ranking and the GPU's 68th percentile ranking place the overall system in the 80th percentile for all builds in the database. This makes it a high-performing system for 1440p gaming and a very capable workstation for content creation.

The Core Ultra 5 245KF is a 14-core processor based on the Arrow Lake architecture, manufactured on a 3 nm process. It has a boost clock of 5.20 GHz and a TDP of 125 W. The Arc B580 is based on the Xe2-HPG Battlemage architecture, manufactured on a 5 nm process. It has 12 GB of GDDR6 memory and a TDP of 190 W. The combination of a top-tier CPU with a solid mid-range GPU creates a system that is well-balanced for a variety of tasks, prioritizing CPU performance while still offering respectable graphics capabilities.

GPU Analysis

The Intel Arc B580 is built on the Xe2-HPG architecture, with the BMG-G21 chip manufactured on a 5 nm process by TSMC. It features 2,560 shading units, 160 texture mapping units, and 80 raster output units. The GPU is equipped with 20 ray tracing cores, providing hardware acceleration for ray-traced lighting and shadows. The base and boost clocks are both set at 2670 MHz, and the memory operates at 2375 MHz, with 19 Gbps effective speed.

The memory subsystem consists of 12 GB of GDDR6 on a 192-bit bus, yielding a bandwidth of 456.0 GB/s. This is a substantial amount of memory for a mid-range card, allowing for high-resolution textures and complex scenes. The GPU supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, ensuring compatibility with modern games and applications. The FP32 performance is 13.67 TFLOPS, and the FP16 performance is 27.34 TFLOPS (2:1 ratio). The pixel rate is 213.6 GPixel/s, and the texture rate is 427.2 GTexel/s.

In benchmark tests, the Arc B580 scores 3,068 in 3DMark Steel Nomad DX12, 92,821 in Geekbench OpenCL, and 109,672 in Geekbench Vulkan. The Passmark G3D score is 15,748. These scores place the GPU in the 68th percentile of all GPUs, with an average benchmark score of 23,021. It performs nearly identically to the AMD Radeon RX 580 2048SP (score 23,061), with a 0.2% difference, and is 0.6% faster than the NVIDIA GeForce RTX 2080. It trails the NVIDIA GeForce RTX 3080 by 0.7%. This data indicates that the Arc B580 offers performance comparable to older high-end cards, making it a strong contender in the current mid-range segment.

Gaming Performance

No measured FPS rows exist for this exact combination of the Intel Core Ultra 5 245KF and Intel Arc B580. Therefore, all FPS figures discussed here are estimates based on the benchmark scores of the individual components. The CPU's high single-core performance (Cinebench R23 score of 5,173) suggests it will not bottleneck the GPU in most gaming scenarios. The GPU's 68th percentile ranking (average score 23,021) indicates it can handle modern titles at 1080p and 1440p with high settings.

For 1080p gaming, the system is expected to deliver very high frame rates in e-sports titles like Counter-Strike 2 or Valorant, likely exceeding 200 FPS due to the CPU's strong single-thread performance. In AAA titles at 1080p, the GPU will be the limiting factor, with estimated frame rates in the 80-120 FPS range on high settings, depending on the game's optimization. At 1440p, the GPU's 12 GB VRAM and 456.0 GB/s bandwidth will be utilized more heavily, and frame rates are estimated to be in the 60-90 FPS range for demanding titles on high settings, and potentially higher for less demanding games. The GPU's performance relative to the RTX 2080 (0.6% faster in average score) suggests it can deliver similar frame rates to that older high-end card.

For 4K gaming, the system will struggle to maintain high frame rates in the latest titles. The GPU's 13.67 TFLOPS of FP32 performance is not sufficient for 4K ultra settings in most modern games, and estimates suggest frame rates would drop below 60 FPS in many cases. The CPU would be less of a bottleneck at this resolution, but the GPU is simply not powerful enough for a smooth 4K experience. Overall, this pairing is best suited for high-refresh-rate 1080p gaming and solid 1440p gaming, with the CPU ensuring stable frame pacing and the GPU providing adequate visual fidelity.