SYSTEM ANALYZER

Rate My PC: Intel Core Ultra 9 285 + AMD Radeon RX 6400

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

Build Configuration

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PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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90 Score

Top 10% Ranking

90 / 100

ULTIMATE READY

Apex Performer

Top 10% 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%

GPU

83%

PROCESSOR

Intel Core Ultra 9 285

75,488 Benchmark Score

Top 3% Market Ranking

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GRAPHICS CARD

AMD Radeon RX 6400

6,001 Benchmark Score

Top 17% 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

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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 9 285 sits at the top of Intel's Core Ultra Series 2 lineup, built on the Arrow Lake architecture with a 3 nm process node from TSMC. This desktop processor packs 24 cores and 24 threads, a configuration that prioritizes parallel throughput over simultaneous multithreading. The base clock of 2.50 GHz and boost clock of 5.60 GHz give it a wide operating range, allowing it to scale from power-efficient light workloads to demanding multi-threaded tasks. The 17,800 million transistors on a 243 mm² die highlight a dense, modern design that leverages the mature 3 nm process.

The cache hierarchy is substantial: 192 KB of L1 per core, 3 MB of L2 per core, and 36 MB of shared L3 cache. This deep cache structure helps keep frequently accessed data close to the cores, reducing memory latency in compute-heavy scenarios. Memory support includes dual-channel DDR5 with a bandwidth of 102.4 GB/s, and ECC memory is supported, making this CPU suitable for workstation and reliability-focused environments. PCIe Gen 5 with 20 lanes from the CPU provides high-bandwidth connectivity for modern GPUs and NVMe storage. The integrated Arc Xe-LPG Graphics with 64 execution units offers a fallback display output, though it is not intended for serious gaming.

Benchmark results place this CPU in the 95th percentile among all CPUs, which signals top-tier performance. The Cinebench R23 multicore score of 48,945 points is a strong indicator of heavy multi-threaded workloads like video rendering, 3D simulation, and compile jobs. The single-core score of 6,909 in the same test shows excellent per-thread performance, which matters for lightly threaded applications like office suites and web browsing. PassMark tests reinforce this picture: multithread score of 56,602, integer math at 164,869, floating-point math at 194,988, and data compression at 602,121. The data encryption score of 46,949 and extended instructions score of 45,357 indicate strong cryptographic and SIMD throughput. The physics score of 3,598 in PassMark is comparatively modest, suggesting that the chip's architecture favors sustained compute over bursty physics simulation, but the overall average benchmark score of 75,488 confirms its high-end standing.

Comparing to nearest rivals, the Core Ultra 9 285 trades blows with server-class and prosumer parts. It sits 0.1% behind the AMD EPYC 8224P, 0.2% ahead of the AMD EPYC 4545P, and 0.3% behind both the AMD Ryzen 7 PRO 9755X3D and AMD Ryzen 7 PRO 9755. These deltas are within noise, meaning the Core Ultra 9 285 performs at parity with those alternatives in aggregate benchmarks, despite being a desktop part competing against EPYC server processors and Ryzen PRO workstation chips.

# Benchmark Performance

The combined picture from CPU and GPU benchmarks reveals a stark imbalance. The CPU's average benchmark score of 75,488 puts it in the 95th percentile, while the GPU's average score of 6,001 lands it in the 35th percentile. The combined percentile for this pairing is 65, which reflects the GPU dragging down an otherwise elite CPU.

Focusing on the GPU benchmarks, the Radeon RX 6400 scores 176 in 3DMark Steel Nomad DX12, which is a low result for modern gaming. Geekbench OpenCL score of 32,011 and Vulkan score of 16,372 show moderate compute capability. PassMark G3D score of 7,673 and G2D score of 722 indicate that the GPU handles 2D operations better than 3D, but neither is impressive. DirectX scores are particularly weak: 93 for DX9, 70 for DX11, 54 for DX10, and just 30 for DX12. The GPU compute score of 2,812 in PassMark reflects limited parallel compute throughput. These numbers point to a GPU that is entry-level, suited for basic display output and light acceleration rather than demanding rendering.

The CPU's performance, by contrast, is dominant. The Cinebench R15 multicore score of 4,933 and single-core score of 696, along with Cinebench R20 scores of 20,556 multicore and 2,901 single-core, show consistent scaling across benchmark generations. PassMark single-thread score of 4,881 and find prime numbers score of 459 round out the picture of a CPU that excels at both single and multi-threaded tasks. The random string sorting score of 73,651 suggests strong memory subsystem performance in sorting workloads.

The deltaPct values against nearest GPU rivals are telling: the RX 6400 sits exactly at parity with the NVIDIA GeForce GTX 770M (0% delta), 0.1% behind the NVIDIA RTX PRO 6000 Blackwell Server, 0.2% behind the AMD FirePro W4100, and 0.3% behind the NVIDIA Quadro K4000M. These are all older or lower-tier GPUs, which contextualizes the RX 6400's position as a legacy entry-level part. The CPU, on the other hand, is within 0.3% of server-class EPYC and Ryzen PRO processors, meaning it competes at a much higher tier.

# Balance and Bottleneck

The data clearly shows that the GPU is the primary bottleneck in this pairing. The CPU sits in the 95th percentile while the GPU sits in the 35th percentile, a 60-point gap that creates a severe imbalance. In any workload that relies on GPU acceleration—gaming, 3D rendering, video encoding—the RX 6400 will hold the system back, with the CPU idling while waiting for the GPU to finish its tasks.

The PassMark DirectX scores illustrate the GPU's limitation: DX12 scores only 30, which is a fraction of what modern games require. The texture rate of 111.4 GTexel/s and pixel rate of 74.27 GPixel/s are low by current standards, capping fill-rate-heavy workloads. The FP32 performance of 3.565 TFLOPS and FP16 of 7.130 TFLOPS are modest, limiting compute-heavy applications like machine learning inference or physics simulation.

Conversely, the CPU is unlikely to be the limiting factor in any workload. Its 24 cores and high boost clock of 5.60 GHz ensure that it can feed even a much faster GPU. The memory bandwidth of 102.4 GB/s from dual-channel DDR5 is adequate for the CPU's needs, though it could become a constraint in memory-bandwidth-sensitive tasks like large dataset processing. For this pairing, the FPS scaling in games would be governed almost entirely by the GPU's capabilities, not the CPU's.

The lack of measured FPS data for this exact combination means that estimated performance must be derived from the benchmark scores. The GPU's low percentile and weak DirectX results suggest that even at 1080p with reduced settings, frame rates would be modest. The CPU's high single-core and multi-core scores would not translate into gaming performance gains because the GPU would saturate first.

# FAQ

Q: Is the Intel Core Ultra 9 285 a good match for the AMD Radeon RX 6400?

A: No. The CPU is in the 95th percentile among all CPUs with an average benchmark score of 75,488, while the GPU is in the 35th percentile with an average score of 6,001. This creates a severe imbalance where the GPU limits all graphics-related performance.

Q: What is the CPU's single-core performance like?

A: The Cinebench R23 single-core score is 6,909, and the PassMark single-thread score is 4,881, placing it in the top tier for lightly threaded workloads like office applications and web browsing.

Q: How does the GPU compare to its nearest rivals?

A: The RX 6400 has an average benchmark score of 6,001, which is exactly equal to the NVIDIA GeForce GTX 770M (0% delta), 0.1% ahead of the NVIDIA RTX PRO 6000 Blackwell Server, 0.2% ahead of the AMD FirePro W4100, and 0.3% ahead of the NVIDIA Quadro K4000M.

Q: Does the CPU support ECC memory?

A: Yes, ECC memory is supported, which is a feature typically found in workstation and server platforms, making this CPU suitable for reliability-critical applications.

Q: What is the GPU's memory configuration?

A: The RX 6400 has 4 GB of GDDR6 memory on a 64-bit bus with 128.0 GB/s bandwidth, which is limited for modern gaming at higher resolutions.

Q: How does the CPU compare to server processors?

A: The Core Ultra 9 285 is 0.1% behind the AMD EPYC 8224P and 0.2% ahead of the AMD EPYC 4545P in average benchmark score, showing parity with server-class parts despite being a desktop processor.

Q: What is the combined percentile of this build?

A: The combined percentile is 65, reflecting that the GPU's low performance pulls down what would otherwise be a top-tier CPU system.

# Who Should Build It

This pairing is ill-suited for gamers seeking high frame rates, as the RX 6400's 35th percentile GPU performance would bottleneck even at 1080p. Content creators working with video editing or 3D rendering would find the CPU's 24 cores and Cinebench R23 multicore score of 48,945 ideal for CPU-based rendering, but the GPU would struggle with GPU-accelerated effects or real-time previews. Software developers compiling large codebases would benefit from the CPU's multithreaded performance, with PassMark integer math at 164,869 and data compression at 602,121, but they would need a better GPU for graphical workloads. Students and office workers running productivity suites would see excellent responsiveness from the CPU's single-core score of 6,909 in Cinebench R23, though the GPU is overkill for basic tasks and could be replaced with integrated graphics. Small business workstations requiring ECC memory support and CPU-heavy compute would find value in the processor, but the GPU adds little for such use cases. The target user is someone who needs extreme CPU compute for specific workloads and only requires basic display output, making this a niche configuration.

# GPU Analysis

The AMD Radeon RX 6400 is built on the RDNA 2.0 architecture with the Navi 24 chip, manufactured on a 6 nm process from TSMC. It features 768 shading units, 48 texture mapping units, and 32 render output units, along with 12 ray tracing cores. The base clock is 1923 MHz, boost clock is 2321 MHz, and game clock is 2039 MHz. The memory subsystem consists of 4 GB of GDDR6 on a 64-bit bus with 128.0 GB/s bandwidth, with memory clocked at 2000 MHz (16 Gbps effective). This configuration is clearly entry-level, with the 64-bit memory bus being a significant limitation for bandwidth-intensive workloads.

The GPU's compute capabilities are modest: FP32 performance is 3.565 TFLOPS and FP16 is 7.130 TFLOPS (2:1). The texture rate is 111.4 GTexel/s and pixel rate is 74.27 GPixel/s. The 12 ray tracing cores provide hardware acceleration for ray-traced effects, but the overall throughput is too low for meaningful RT performance in modern games. The GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, ensuring API compatibility, but the raw performance is the limiting factor.

Benchmark results confirm the entry-level positioning. The 3DMark Steel Nomad DX12 score of 176 is very low, and PassMark DirectX scores range from 30 (DX12) to 93 (DX9), indicating that the GPU struggles with modern graphics APIs. The Geekbench OpenCL score of 32,011 and Vulkan score of 16,372 show moderate compute, but the PassMark GPU compute score of 2,812 is weak. The PassMark G3D score of 7,673 places it in the 35th percentile among all GPUs, with nearest rivals being older mobile and workstation parts like the GTX 770M (0% delta) and Quadro K4000M (0.3% delta). The GPU is end-of-life, released in January 2022, and requires no power connectors with a 53 W TDP and a suggested PSU of 250 W.

# Gaming Performance

No measured FPS data exists for this exact CPU-GPU combination, so all frame rate figures are estimated from the benchmark scores. The GPU's 35th percentile ranking and low DirectX scores suggest that gaming performance would be limited to 1080p with reduced settings. In esports titles that are CPU-bound and light on GPU demands, the Core Ultra 9 285's strong single-core performance (Cinebench R23 single-core score of 6,909) could help maintain high frame rates, but the RX 6400's 4 GB VRAM and 64-bit memory bus would cap texture quality and resolution. In AAA titles with higher GPU demands, the RX 6400 would likely deliver playable but low frame rates at 1080p with medium or low settings. The PassMark DX12 score of 30 is particularly concerning, as modern games increasingly rely on DX12 or Vulkan. The GPU's 12 ray tracing cores are present but too weak to enable RT effects at playable frame rates. The CPU's performance would not be the bottleneck; instead, the GPU's FP32 throughput of 3.565 TFLOPS and memory bandwidth of 128.0 GB/s would define the experience. For 1440p or 4K gaming, this GPU would be inadequate, with the 4 GB VRAM likely causing texture popping or out-of-memory errors in modern titles.

# Build Overview

This is a desktop build that pairs Intel's flagship Core Ultra 9 285 processor with AMD's entry-level Radeon RX 6400 GPU. The CPU is a 24-core, 24-thread Arrow Lake part with a boost clock of 5.60 GHz, 36 MB of L3 cache, and support for DDR5 memory with ECC. The GPU is a 4 GB RDNA 2 part with 768 shading units and a 64-bit memory bus. The combined percentile of 65 reflects a system where the CPU's 95th percentile performance is offset by the GPU's 35th percentile performance. This is a workstation-oriented CPU paired with a display adapter-level GPU, creating a configuration that excels at CPU-bound tasks but fails at GPU-accelerated workloads. The build class is desktop, and the overall tier is mid-range only because the GPU drags down what would otherwise be a high-end system. The CPU alone would place this in top-tier territory, but the GPU's end-of-life status and low benchmark scores make this a specialized configuration for users who prioritize processor performance above all else.

# Usage Scenarios

High-refresh gaming: This scenario is heavily GPU-limited. The RX 6400's 35th percentile performance and low DirectX scores would prevent high-refresh gaming even at 1080p, with estimated frame rates in competitive titles likely moderate at best. The CPU's strong single-core performance would not compensate for the GPU's weakness.

Streaming: The CPU's 24 cores and high multithreaded scores (Cinebench R23 multicore of 48,945) could handle software encoding efficiently, but the GPU would struggle with game rendering simultaneously. The lack of a modern encoder would require CPU-based encoding, which the Core Ultra 9 285 could manage, but the gaming experience would still be limited by the GPU.

Video editing: CPU-intensive tasks like timeline scrubbing and export would benefit from the processor's PassMark multithread score of 56,602, but GPU-accelerated effects, color grading, and real-time previews would be slow due to the RX 6400's limited compute (FP32 of 3.565 TFLOPS). This is a workable but unbalanced scenario.

3D rendering: CPU-based rendering would be excellent, with Cinebench R20 multicore score of 20,556 and Cinebench R15 multicore score of 4,933 indicating strong performance. GPU-based rendering would be poor, as the RX 6400's PassMark GPU compute score of 2,812 is far below what modern renderers require.

Software development: Compilation and code analysis would benefit from the CPU's integer math score of 164,869 and data encryption score of 46,949. The GPU is irrelevant for most development tasks, making this a good use case for the CPU-heavy configuration.

Student and office work: Productivity applications would run smoothly with the CPU's single-core score of 4,881 in PassMark and 6,909 in Cinebench R23. The GPU is unnecessary for such tasks, and the integrated Arc Xe-LPG Graphics 64EU could suffice for basic display needs.

# Upgrade Path and Platform

The Intel Core Ultra 9 285 uses the LGA 1851 socket (Intel Socket 1851), which is specific to the Arrow Lake platform. Memory support includes dual-channel DDR5 with ECC capability, and the platform offers PCIe Gen 5 with 20 lanes from the CPU. The CPU's TDP is 65 W, which is modest for a 24-core part, suggesting headroom for power delivery components. The Radeon RX 6400 has a 53 W TDP and a suggested PSU of 250 W, so the power supply requirements for this current configuration are low. However, the PCIe Gen 5 x16 slot (via the CPU's 20 lanes) would support a much more powerful GPU, making a GPU upgrade the most sensible next step. The CPU's 95th percentile performance means it would not bottleneck any current GPU, so upgrading to a higher-tier graphics card would dramatically improve system balance. The 36 MB of L3 cache and 102.4 GB/s memory bandwidth would feed a faster GPU effectively. The platform's ECC memory support and Gen 5 connectivity also position it for future workstation upgrades, such as adding Gen 5 NVMe storage. The power supply headroom from the current 250 W suggestion would need to be reassessed with a more powerful GPU, but the CPU's 65 W TDP leaves ample room in the power budget. The integrated graphics provide a fallback if the discrete GPU is removed or fails, and the single-slot, no-power-connector RX 6400 can be easily replaced. Overall, this platform is well-suited for a GPU upgrade to unlock the CPU's full potential.

Rate My PC: Intel Core Ultra 9 285 + AMD Radeon RX 6400

Apex Performer

System Balance Analysis

Intel Core Ultra 9 285

AMD Radeon RX 6400

Market Position

Game Performance Benchmarks

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

Performance Insights

Optimal Performance

4K Gaming Ready

Performance Tiers Explained

Ultimate

High-End

Mid-Range

Entry Level

Legacy

4K Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

1440p Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

1080p Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

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