SYSTEM ANALYZER

Rate My PC: Intel Core Ultra 9 285HX + NVIDIA GeForce RTX 5080 Mobile

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

96 / 100
ULTIMATE READY

Apex Performer

Top 4% 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
97%
VS
GPU
95%
PROCESSOR

Intel Core Ultra 9 285HX

76,155 Benchmark Score
Top 3% Market Ranking
View Full Specs →
GRAPHICS CARD

NVIDIA GeForce RTX 5080 Mobile

38,349 Benchmark Score
Top 5% 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

# CPU Analysis

The Intel Core Ultra 9 285HX sits at the top of Intel's mobile lineup, built on the Arrow Lake-HX architecture and manufactured on TSMC's 3 nm process. This is a 24-core, 24-thread processor with a base clock of 2.80 GHz and a boost clock of 5.50 GHz, indicating that Intel has prioritized frequency scaling for both single-thread and multi-thread workloads. The absence of hyper-threading, given the equal core and thread counts, means the design leans on physical cores and architectural efficiency rather than relying on simultaneous multithreading to fill execution slots.

The cache hierarchy is substantial: 192 KB of L1 per core, 3 MB of L2 per core, and 36 MB of shared L3 cache. For a mobile part, this is a large pool of fast memory that helps with workloads that exhibit data locality, such as code compilation and database operations. The memory controller supports dual-channel DDR5 with a bandwidth of 102.4 GB/s, which is adequate for feeding 24 cores in most scenarios, though it may be a limiting factor in memory-bandwidth-intensive tasks like large-scale physics simulations. ECC memory support is present, which is unusual for a consumer mobile chip and adds credibility for workstation-class use.

The benchmark results paint a clear picture of a processor that excels in multi-threaded throughput. In Cinebench R23, the 285HX scores 36,429.5 in multi-core and 2,187.5 in single-core. The multi-core score is roughly 16.6 times the single-core score, which is a strong scaling ratio given that there are 24 physical cores. This suggests that the architecture is efficiently utilizing all cores under sustained load. For comparison, the nearest rival, the AMD Ryzen 9 8945HX, has an average benchmark score of 76,212, which is only 0.1% higher than the 285HX's average of 76,155. This places the 285HX in a statistical tie with its closest competitor, though the deltaPct values indicate slight variations: the 285HX is 0.5% ahead of the Ryzen 9 9950X3D and 0.5% behind the Ryzen Threadripper PRO 9945WX. In practical terms, the data shows that the 285HX is essentially at parity with the top mobile and even some desktop HEDT parts from AMD.

The PassMark suite reinforces this positioning. The multi-thread score of 56,902 is robust, while the integer math score of 155,076 and floating-point math score of 194,998 show balanced arithmetic capability. Data compression at 631,885 and encryption at 48,567 indicate that the processor handles these tasks at a high level, which matters for file archiving and secure communications. The single-thread score of 4,618 is solid, though not class-leading; this is reflected in the Cinebench R20 single-core score of 2,856 and R15 single-core of 323.5. For everyday responsiveness and lightly threaded applications, this processor will not feel sluggish, but its primary strength lies in heavily threaded workloads.

The 95th percentile ranking among all CPUs places the 285HX in the top tier of what is available in the market. It is a processor that will not bottleneck modern GPUs in gaming, but its real value emerges in content creation and scientific computing where every core can be utilized. The integrated Arc Xe-LPG Graphics with 64 execution units provides a fallback display output, but the data shows this is not a gaming-focused iGPU; it is there for basic display tasks and video decode offloading.

# Usage Scenarios

High-Refresh Gaming: The CPU's single-core performance, as measured by a 2,187.5 score in Cinebench R23, is sufficient to drive high refresh rates in most esports titles, but the GPU pairing is what will ultimately determine frame rates. The data indicates the 285HX will not be the limiting factor in most gaming scenarios, as its 95th percentile CPU ranking ensures it can keep up with the GPU's demands.

Streaming: The 24 physical cores provide ample headroom for encoding video while gaming. The PassMark multi-thread score of 56,902 suggests that x264 encoding at medium or slow presets is feasible without causing significant frame drops, though using the GPU's NVENC encoder would offload this entirely. The data does not include specific streaming benchmarks, but the core count and throughput metrics point to strong multitasking capability.

Video Editing: The Cinebench R23 multi-core score of 36,429.5 is the key metric here. Timeline scrubbing, effect rendering, and export encoding all benefit from this level of multi-threaded performance. The 36 MB of L3 cache and 102.4 GB/s memory bandwidth support smooth operation with 4K and even 8K footage, though the latter may strain the dual-channel memory configuration during heavy color grading.

3D Rendering: This is where the 285HX shines. The PassMark floating-point math score of 194,998 and the Cinebench R20 multi-core score of 20,236 indicate that CPU-based rendering in Blender or Cinema 4D will be fast. The processor's 0.5% lead over the Ryzen 9 9950X3D in average benchmark score means it competes with desktop-class parts in this discipline, making it a viable choice for mobile rendering workstations.

Software Development: Compilation times benefit directly from the multi-threaded performance. The PassMark data compression score of 631,885 and integer math score of 155,076 suggest that large codebases will compile quickly, and the 24 threads allow for parallel builds. The single-thread score of 4,618 ensures that interactive IDE usage remains responsive, and the ECC memory support adds reliability for long-running build processes.

Student and Office Work: This is overkill for typical productivity tasks, but the data shows it will handle any academic workload with ease. The single-core performance is more than adequate for document editing and web browsing, while the multi-core capability means that even demanding engineering or data science assignments will not stress the system. The power draw, however, must be considered for battery life, as the 55W TDP is not insignificant for a laptop part.

# Balance and Bottleneck

The combined percentile ranking of this CPU and GPU pairing is 88, placing it in the upper tier of laptop configurations. However, the balance between the two components is not perfectly even. The CPU ranks in the 95th percentile among all CPUs, while the GPU ranks in the 81st percentile among all GPUs. This indicates that the 285HX is a stronger part relative to its peers than the RTX 5080 Mobile is relative to its own peers. In practical terms, this means the CPU is capable of feeding the GPU in most workloads, but there may be scenarios where the GPU is the first component to reach its limit.

The GPU's nearest rivals include the RTX 4080 Mobile, which has a deltaPct of 0.6% relative to the RTX 5080 Mobile. This close margin suggests that the 5080 Mobile is only marginally faster than the previous generation's high-end mobile part. In gaming, this means the GPU will be the bottleneck at higher resolutions and with ray tracing enabled, as the CPU's 95th percentile ranking ensures it can deliver frames faster than the GPU can render them at 1080p. At 4K, the GPU's workload becomes more demanding, and the CPU's advantage becomes less relevant.

The FPS scaling data is not available for this exact combination, as no measured FPS rows exist. Based on the benchmark scores, the CPU's strong multi-threaded performance and the GPU's 81st percentile ranking suggest that the system will be balanced for 1440p gaming, where neither component is dramatically over- or under-powered relative to the other. For CPU-bound games at 1080p, the 285HX will likely keep frame rates high, but the GPU's 23.04 TFLOPS of FP32 performance will still be the determining factor in graphically intensive titles.

# Who Should Build It

This pairing is targeted at power users who need a laptop that can handle both demanding professional workloads and high-end gaming. The CPU's 95th percentile ranking makes it ideal for content creators who work with video editing and 3D rendering, as the 24 cores and 36 MB of L3 cache provide the throughput needed for these tasks. The GPU's 16 GB of GDDR7 memory and 896.0 GB/s bandwidth make it suitable for GPU-accelerated rendering in applications like Blender or Octane, where the memory capacity is often more important than raw compute.

Software developers who work on large codebases will benefit from the 24 threads and the PassMark integer math score of 155,076, which indicates strong compilation performance. The ECC memory support is a differentiator for those who value data integrity during long builds. Students in engineering or computer science programs will find that this system handles any academic software without issue, though the cost of the hardware is not justified by academic needs alone.

Small business workstations that require reliability and performance, such as those running financial simulations or data analysis, will find the 285HX's multi-threaded capabilities and ECC support appealing. The GPU's compute performance, as measured by the PassMark GPU compute score of 12,134, adds value for tasks like machine learning inference or CUDA-accelerated workloads. Gamers at 1440p and 4K resolutions will appreciate the 16 GB of VRAM, which provides headroom for high-resolution textures and ray tracing.

# Gaming Performance

No measured FPS data exists for this exact CPU and GPU combination. The FACT PACK contains no measuredFpsUltraByGame entries, and the dataIsMeasured flag is false. Therefore, all frame rate expectations are estimates derived from the benchmark scores of the individual components.

The GPU's 3DMark Steel Nomad DX12 score of 4,952 and PassMark G3D score of 27,711 indicate that this is a high-end mobile GPU, but it is not the absolute fastest available. The 81st percentile ranking among all GPUs places it in the upper tier, and the 0.6% deltaPct over the RTX 4080 Mobile suggests that it is roughly equivalent to that part in raw performance. For esports titles like Counter-Strike 2 or Valorant, frame rates in the hundreds are expected at 1080p, driven primarily by the CPU's strong single-thread performance.

For AAA titles at 1440p with ultra settings, the data suggests that frame rates will be high but not extreme. The GPU's 896.0 GB/s memory bandwidth and 23.04 TFLOPS of FP32 compute are sufficient for modern game engines, but the 0.6% advantage over the RTX 4080 Mobile means that this GPU is not a generational leap. Ray tracing performance will be improved over the previous generation, but the 60 RT cores and 240 tensor cores are not the top configuration available. At 4K, the 16 GB of VRAM is sufficient for current titles, but future games with heavy texture packs may approach this limit.

# GPU Analysis

The NVIDIA GeForce RTX 5080 Mobile is built on the Blackwell 2.0 architecture using TSMC's 5 nm process. The chip contains 45,600 million transistors on a 378 mm² die, which gives a transistor density of 120.6 million per square millimeter. This is a large chip for a mobile GPU, but the 80W TDP is surprisingly low, suggesting that this is a power-efficient design that relies on architectural improvements rather than raw clock speeds. The base clock is 975 MHz with a boost clock of 1500 MHz, which are modest frequencies compared to desktop parts, but the 23.04 TFLOPS of FP32 performance indicates that the sheer number of shading units (7,680) compensates for the lower clocks.

The memory subsystem is a highlight: 16 GB of GDDR7 on a 256-bit bus delivers 896.0 GB/s of bandwidth. This is a substantial amount of memory bandwidth for a mobile GPU, and it will benefit workloads that are memory-bound, such as high-resolution texturing and compute shaders. The 240 texture mapping units and 96 raster output units provide a texture rate of 360.0 GTexel/s and a pixel rate of 144.0 GPixel/s, which are solid figures for 1440p and 4K gaming. The 60 RT cores and 240 tensor cores are dedicated to ray tracing and AI acceleration, respectively, and they support the full suite of DirectX 12 Ultimate features, including ray tracing and mesh shaders.

The benchmark data shows that the GPU performs well in compute tasks. The Geekbench OpenCL score of 166,986 and Vulkan score of 169,754 are strong, indicating that the GPU is capable of handling general-purpose compute workloads. However, the PassMark scores for DirectX 10, 11, and 12 are relatively low (171, 253, and 116 respectively), which is unusual and may indicate that these tests are not well-optimized for the Blackwell architecture. The PassMark GPU compute score of 12,134 is more representative of its compute capability. The 81st percentile ranking among all GPUs places it in the upper tier, but the 0.9% deltaPct behind the AMD Radeon Pro 580X and the 0.1% deltaPct behind the GeForce MX570 are notable, as these are not high-end parts. This suggests that the average benchmark score is influenced by the low DirectX scores, and the GPU's real-world gaming performance may be better than its percentile ranking indicates.

# Upgrade Path and Platform

The Intel Core Ultra 9 285HX uses the Intel BGA 2114 socket, which is a soldered mobile socket. This means the CPU is not upgradeable, and any future processor upgrade would require a new laptop. The same applies to the GPU, which is also soldered to the motherboard. The platform supports DDR5 memory in a dual-channel configuration, and the 102.4 GB/s memory bandwidth is the maximum specified. Memory upgrades are possible, but the user is limited to the capacity and speed supported by the laptop's motherboard.

The PCIe interface for the GPU is Gen 5 with 16 lanes, which provides ample bandwidth for the RTX 5080 Mobile. The CPU supports 20 PCIe Gen 5 lanes, which can be used for NVMe storage or other expansion devices. The system's power delivery is designed around the CPU's 55W TDP and the GPU's 80W TDP, and the suggested PSU is null, indicating that the system uses a proprietary laptop power adapter. There is no headroom for overclocking the GPU, as it is an IGP (integrated graphics processor) with no power connectors, and the CPU's multiplier is unlocked, but the thermal and power constraints of a laptop chassis will limit any overclocking potential.

A sensible next upgrade would be to increase the amount of DDR5 memory if the laptop supports it, as the dual-channel bandwidth is sufficient, but capacity may be a limitation for large workloads. Storage upgrades are also viable, as the PCIe Gen 5 lanes support the fastest NVMe drives. The platform is at the end of its upgrade path, so the next meaningful upgrade would be an entirely new laptop with a newer CPU and GPU generation.

# FAQ

Q: Is the Intel Core Ultra 9 285HX faster than the AMD Ryzen 9 8945HX?

A: The data shows they are essentially tied. The 285HX has an average benchmark score of 76,155, which is 0.1% lower than the Ryzen 9 8945HX's average score of 76,212.

Q: How much VRAM does the RTX 5080 Mobile have?

A: The GPU has 16 GB of GDDR7 memory on a 256-bit bus, providing 896.0 GB/s of memory bandwidth.

Q: Can this laptop handle 4K gaming?

A: Based on the GPU's 23.04 TFLOPS of FP32 performance and 16 GB of VRAM, 4K gaming is feasible, but the 3DMark Steel Nomad score of 4,952 suggests it is not a top-tier 4K performer.

Q: Does the CPU support ECC memory?

A: Yes, the Intel Core Ultra 9 285HX supports ECC memory, which is a rarity in mobile processors.

Q: What is the process node for the CPU and GPU?

A: The CPU is manufactured on TSMC's 3 nm process, while the GPU is on TSMC's 5 nm process.

Q: Is the CPU upgradeable?

A: No, the CPU uses the Intel BGA 2114 socket, which is soldered to the motherboard, making it non-upgradeable.

Q: How does the RTX 5080 Mobile compare to the RTX 4080 Mobile?

A: The RTX 5080 Mobile has an average benchmark score of 38,349, which is 0.6% higher than the RTX 4080 Mobile's score of 38,135, indicating a marginal performance advantage.

# Benchmark Performance

The CPU's benchmark results are consistent across multiple testing methodologies. In Cinebench R23, it scores 36,429.5 in multi-core and 2,187.5 in single-core. The PassMark multi-thread score is 56,902, and the single-thread score is 4,618. The average benchmark score of 76,155 places it in the 95th percentile of all CPUs. Its nearest rival, the AMD Ryzen 9 8945HX, has an average score of 76,212, which is 0.1% higher, making the two parts statistically indistinguishable in performance. The 285HX is 0.5% ahead of the Ryzen 9 9950X3D and 0.5% behind the Ryzen Threadripper PRO 9945WX, showing that it competes with desktop-class processors.

The GPU's benchmark scores are more varied. The 3DMark Steel Nomad DX12 score is 4,952, and the Geekbench OpenCL and Vulkan scores are 166,986 and 169,754, respectively. The PassMark G3D score is 27,711, but the DirectX-specific scores are low, ranging from 116 to 314. The average benchmark score of 38,349 places it in the 81st percentile of all GPUs. Its nearest rival is the GeForce MX570, which has an average score of 38,299, a 0.1% difference. The RTX 4080 Mobile is 0.6% behind, and the Radeon Pro 580X is 0.9% ahead.

The combined picture is one of a high-end system with a CPU that is more dominant relative to its peers than the GPU. The CPU's 95th percentile ranking versus the GPU's 81st percentile ranking means that the processor is the stronger component in this pairing. This is advantageous for productivity workloads that rely on the CPU, but it also means that the GPU may be the limiting factor in gaming and GPU-accelerated tasks. The combined percentile of 88 reflects a system that is well above average but not at the absolute pinnacle of mobile performance. The lack of measured FPS data for this specific combination means that gaming performance must be inferred from the component-level scores, which indicate a system capable of high-refresh 1440p gaming and playable 4K in most titles, with the CPU providing ample headroom for multitasking and background tasks.