SYSTEM ANALYZER

Rate My PC: AMD Ryzen 9 8945HX + Intel Arc B390

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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87 Score

Top 13% Ranking

87 / 100

HIGH-END

Power Build

Top 13% of systems. Excellent for 1440p Ultra or 4K High gaming.

1440p Ultra4K High

System Balance Analysis

CPU vs GPU performance ratio

Well Balanced

CPU

97%

GPU

77%

PROCESSOR

AMD Ryzen 9 8945HX

76,212 Benchmark Score

Top 3% Market Ranking

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GRAPHICS CARD

Intel Arc B390

1,482 Benchmark Score

Top 23% 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

Strong Performance

Excellent for 1440p gaming. Most games will run at high/ultra settings smoothly.

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

# AMD Ryzen 9 8945HX + Intel Arc B390

This laptop pairing combines a 16-core, 32-thread Zen 4 flagship mobile CPU with an integrated Intel Arc B390 GPU based on the Xe3-LPG architecture. The benchmark data shows a dramatic performance disparity: the Ryzen 9 8945HX sits at the 95th percentile among all CPUs, while the Arc B390 ranks at just the 9th percentile among all GPUs. This is a processor-first build where the integrated graphics deliver only entry-level 3D performance, and the combined system percentile of 52 reflects that lopsided capability split. No measured FPS rows exist for this exact combination in the FACT PACK, so all gaming performance discussion below is framed as estimates derived from the benchmark scores rather than direct measurements.

GPU Analysis — VRAM, bandwidth, clocks, RT/tensor hardware, what the benchmark scores mean for rendering

The Intel Arc B390 is an integrated graphics processor built on Intel's own 3 nm process node, using the Xe3-LPG architecture from the Panther Lake chip generation. It operates with a 300 MHz base clock and a 2500 MHz boost clock, and its memory configuration is entirely system-shared — meaning it draws from the host laptop's DDR5 memory rather than dedicated VRAM. Memory bandwidth is likewise system-dependent, which ties GPU performance directly to the Ryzen 9 8945HX's dual-channel memory controller and its 83.2 GB/s peak bandwidth. The GPU's 1536 shading units, 48 texture mapping units, and 24 raster output pipelines deliver a pixel rate of 60.00 GPixel/s and a texture rate of 120.0 GTexel/s. Raw compute sits at 7.680 TFLOPS for FP32 and 15.36 TFLOPS for FP16 with a 2:1 ratio, which is modest for modern rendering workloads. The 12 ray tracing cores provide hardware-accelerated RT support, but the overall GPU tier limits ray-traced scenes to low resolutions and reduced effects. The API support is current — DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4 — so feature compatibility is not the limiting factor; raw throughput is.

The single benchmark score for this GPU comes from 3DMark Steel Nomad DX12, where it achieves 1482 points. That score places the Arc B390 at the 9th percentile of all GPUs, which is a decisive indicator of entry-level integrated graphics performance. The nearest rivals in the benchmark database are all legacy discrete NVIDIA parts: the GeForce GT 520MX scores 1463 (1.3% behind), the GeForce 800M scores 1460 (1.5% behind), the GeForce GT 625 OEM scores 1446 (2.5% behind), and the GeForce GT 710 scores 1443 (2.7% behind). The Arc B390 edges out all four, but the margins are thin — between 1.3% and 2.7% — which means it performs in the same class as those decade-old entry-level cards. For rendering workloads, the data indicates this GPU can handle basic 2D compositing, light 3D previews, and hardware-accelerated video decode, but it is not suited for GPU-accelerated rendering, complex 3D scenes, or heavy compute tasks. The 60.00 GPixel/s pixel rate and 120.0 GTexel/s texture rate are sufficient for casual gaming at low settings and modest resolutions, but the 9th percentile ranking makes clear that this is a secondary component, not a primary rendering engine.

Balance and Bottleneck — which component limits which workload, using percentiles and FPS scaling as evidence

The imbalance between the CPU and GPU in this pairing is extreme. The Ryzen 9 8945HX sits at the 95th percentile among all CPUs, while the Intel Arc B390 sits at the 9th percentile among all GPUs — a gap of 86 percentile points. In any GPU-bound workload, the Arc B390 will be the definitive bottleneck. The 3DMark Steel Nomad score of 1482 and the GPU's nearest-rival comparisons to the GeForce GT 710 and GT 520MX indicate that gaming frame rates will be constrained by the integrated GPU's throughput, not by the processor's ability to feed it. The CPU's 42713 Cinebench R23 multi-core score and 6030 single-core score are more than sufficient to drive any frame rate the Arc B390 can physically produce. In CPU-bound workloads — such as compilation, rendering, or multi-threaded productivity — the Ryzen 9 8945HX is the dominant component, and the integrated GPU's role is limited to display output and basic acceleration. The system's combined percentile of 52 reflects this bipolar profile: it is a high-end compute platform paired with entry-level graphics. For gaming, the FPS ceiling is set entirely by the GPU; for productivity, the CPU defines the performance envelope and the GPU is essentially irrelevant. This is not a balanced pairing — it is a workstation-class CPU with an IGP that happens to be included on the die.

CPU Analysis — cores, clocks, architecture, what the benchmark scores mean for real workloads

The AMD Ryzen 9 8945HX is a 16-core, 32-thread mobile processor from the 8000 series, built on Zen 4 architecture with the Dragon Range codename. It is fabricated on TSMC's 5 nm process node, containing 13,140 million transistors across a dual-die design with each die measuring 71 mm². The base clock is 2.50 GHz and the boost clock reaches 5.40 GHz, with a 55 W TDP that allows sustained high-frequency operation in a laptop chassis. The cache hierarchy is substantial: 64 KB of L1 per core, 1 MB of L2 per core, and 64 MB of shared L3 cache. Memory support is dual-channel DDR5 with a measured bandwidth of 83.2 GB/s, and the CPU provides 28 PCIe Gen 5 lanes. It has an unlocked multiplier for overclocking, a Radeon 610M integrated GPU for basic display tasks, and it uses the AMD Socket FL1. The release date is April 22, 2025, and the production status is active.

The benchmark scores tell a clear story of high-end multi-threaded performance. Cinebench R23 scores are 42713 multi-core and 6030 single-core; Cinebench R20 scores are 17939 multi-core and 2532 single-core; Cinebench R15 scores are 4305 multi-core and 607 single-core. The PassMark suite reinforces this: multi-thread score of 51405, single-thread score of 3907, integer math at 195180, floating-point math at 117453, and extended instructions at 49823. Data compression scores 677755, data encryption scores 40836, and random string sorting scores 78781. The average benchmark score is 76212, placing it at the 95th percentile of all CPUs. Its nearest rivals are all high-end desktop or workstation parts: the Intel Core Ultra 9 285HX scores 76155 (0.1% behind), the AMD EPYC Embedded 8224P scores 76492 (0.4% ahead), the AMD Ryzen Threadripper PRO 9945WX scores 76513 (0.4% ahead), and the AMD Ryzen 9 9950X3D scores 75779 (0.6% behind). The Ryzen 9 8945HX essentially trades blows with these parts — the deltas are all under 1% — meaning it delivers desktop-class multi-threaded throughput in a mobile form factor. For real workloads, this translates to fast video encoding, rapid software compilation, efficient 3D rendering in CPU-based engines, and smooth handling of heavily threaded scientific or engineering applications. The 6030 single-core score in R23 also ensures strong responsiveness in lightly threaded tasks like office productivity and web browsing.

Who Should Build It — target users and industries (gamers at specific resolutions, content creators, developers, students, small business workstations) tied strictly to the measured performance

This pairing suits users whose primary need is CPU throughput with only incidental graphics demands. The 95th percentile CPU performance makes it a strong fit for developers compiling large codebases — the 42713 Cinebench R23 multi-core score and 195180 integer math PassMark score indicate rapid build times and responsive multi-threaded execution. Content creators working with CPU-based rendering, such as video transcoding or software-rendered 3D animation, will benefit from the 16 cores and 32 threads, with data compression at 677755 suggesting fast archive handling and file I/O pipelines. Students in engineering or data science fields who run simulations or heavy computational workloads will find the CPU performance ample, though they should not expect the integrated GPU to handle any serious visualization work. Small business workstations running database operations, virtualization, or multi-threaded office suites will see strong performance from the processor. For gaming, the Arc B390's 9th percentile ranking means only esports titles and older games at low settings and 720p or 1080p resolutions are realistic targets — the 3DMark Steel Nomad score of 1482 is comparable to the GeForce GT 710, which is not a gaming-capable part by modern standards. Gamers who expect to play modern AAA titles at medium or high settings should look elsewhere. The target audience here is explicitly CPU-centric: developers, researchers, and professionals who need maximum multi-threaded performance in a laptop and accept that the integrated GPU is a convenience feature, not a gaming solution.

Benchmark Performance — exact CPU and GPU scores, percentile positions, and what the combined picture is

The Ryzen 9 8945HX delivers an average benchmark score of 76212, placing it at the 95th percentile among all CPUs. Its nearest rival, the Intel Core Ultra 9 285HX, scores 76155 — a 0.1% deficit to the AMD part. The AMD EPYC Embedded 8224P scores 76492 (0.4% ahead), the AMD Ryzen Threadripper PRO 9945WX scores 76513 (0.4% ahead), and the AMD Ryzen 9 9950X3D scores 75779 (0.6% behind). These sub-1% deltas mean the Ryzen 9 8945HX is statistically tied with the best desktop and workstation CPUs in the database. The Intel Arc B390, by contrast, scores 1482 on 3DMark Steel Nomad DX12, placing it at the 9th percentile among all GPUs. Its nearest rivals are the NVIDIA GeForce GT 520MX at 1463 (1.3% behind), the GeForce 800M at 1460 (1.5% behind), the GeForce GT 625 OEM at 1446 (2.5% behind), and the GeForce GT 710 at 1443 (2.7% behind). The GPU's lead over these legacy parts is minimal, confirming that it operates in the lowest tier of 3D performance. The combined system percentile is 52, which reflects a configuration that is far above average in CPU capability but far below average in GPU capability. The combined picture is a workstation-class compute engine with integrated graphics that barely clears the entry-level bar — a pairing that excels in productivity benchmarks and lags in any GPU-accelerated workload.

FAQ

Q: What is the CPU's core and thread count?

A: The AMD Ryzen 9 8945HX has 16 cores and 32 threads, based on Zen 4 architecture with a Dragon Range codename.

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

A: The Ryzen 9 8945HX averages 76212 in benchmarks, placing it at the 95th percentile. It is within 0.6% of the AMD Ryzen 9 9950X3D (75779) and within 0.4% of the AMD EPYC Embedded 8224P (76492) and AMD Ryzen Threadripper PRO 9945WX (76513), while leading the Intel Core Ultra 9 285HX (76155) by 0.1%.

Q: What is the GPU's benchmark score and percentile ranking?

A: The Intel Arc B390 scores 1482 on 3DMark Steel Nomad DX12, placing it at the 9th percentile of all GPUs.

Q: Does the GPU have dedicated memory?

A: No. The Arc B390 uses system-shared memory, with a system-dependent bandwidth that leverages the CPU's dual-channel DDR5 support at 83.2 GB/s.

Q: What is the combined system percentile?

A: The combined system percentile is 52, reflecting a CPU at the 95th percentile and a GPU at the 9th percentile.

Q: What is the CPU's boost clock and TDP?

A: The Ryzen 9 8945HX has a boost clock of 5.40 GHz and a TDP of 55 W.

Q: What is the GPU's architecture and process node?

A: The Arc B390 uses Xe3-LPG architecture (Panther Lake chip) and is fabricated on Intel's 3 nm process node.

Gaming Performance — measured FPS by game and resolution from measuredFpsUltraByGame (or, if dataIsMeasured is false, frame expectations qualitatively from the benchmark scores and say the figures are estimates)

The FACT PACK contains no measured FPS data for this CPU+GPU combination — the measuredFpsUltraByGame field is empty, and dataIsMeasured is false. Consequently, all frame rate figures here are estimates derived from the benchmark scores, not measured results. The Arc B390's 3DMark Steel Nomad DX12 score of 1482 places it at the 9th percentile, directly comparable to the NVIDIA GeForce GT 710 (1443, 2.7% behind) and GeForce GT 520MX (1463, 1.3% behind). Based on that performance class, the estimated gaming capability is limited to low settings at 720p or 1080p for most titles. Esports games such as lighter competitive shooters and MOBAs may achieve playable frame rates at low-to-medium settings, given the GPU's 7.680 TFLOPS FP32 compute and 60.00 GPixel/s pixel rate. Modern AAA games at high or ultra settings are expected to be unplayable, with frame rates likely in the low single digits to teens at 1080p, based on the GPU's 9th percentile positioning relative to entry-level discrete parts from over a decade ago. The 12 ray tracing cores are present, but with the overall GPU tier, enabling RT effects will severely reduce frame rates. The system's 83.2 GB/s memory bandwidth is shared with the CPU and will further constrain GPU performance in memory-intensive scenes. Users should treat these as rough expectations only; actual performance will vary by title and driver optimization, but the percentile data strongly suggests this is not a gaming-oriented GPU.

Build Overview — what this CPU+GPU pairing is, its class (desktop/laptop from buildClass), and overall tier from the percentiles

This is a laptop-class build, as indicated by the buildClass field. The pairing consists of the AMD Ryzen 9 8945HX, a 16-core Zen 4 mobile processor, and the Intel Arc B390, an integrated Xe3-LPG GPU. The CPU is a flagship mobile part, evidenced by its 95th percentile ranking among all CPUs and its benchmark parity with desktop-class rivals like the AMD Ryzen Threadripper PRO 9945WX and Intel Core Ultra 9 285HX. The GPU, however, is an integrated solution at the 9th percentile, performing on par with legacy NVIDIA entry-level cards such as the GeForce GT 710 and GT 520MX. The combined percentile of 52 places this system in the middle of the overall database, but that average is misleading — it masks the extreme divergence between components. This is a high-performance CPU platform with a minimal graphics solution, suited for productivity-heavy workloads that rely on processor throughput rather than GPU acceleration. It is not a gaming laptop and should not be evaluated as one; its tier is defined by the CPU's compute dominance and the GPU's role as a display output and basic acceleration unit.

Upgrade Path and Platform — socket, memory support, PCIe, PSU headroom from suggestedPsu/tdp, what a sensible next upgrade looks like

The AMD Ryzen 9 8945HX uses the AMD Socket FL1, a mobile-specific socket, which means processor upgrades are limited to other FL1-compatible parts rather than desktop sockets. The platform supports dual-channel DDR5 memory with a peak bandwidth of 83.2 GB/s, and it provides 28 PCIe Gen 5 lanes from the CPU. The GPU is an integrated IGP with no dedicated power connectors, a slot width of "IGP," and a TDP of 80 W. The CPU's TDP is 55 W, so the combined thermal envelope is modest by desktop standards. The suggested PSU field is null, and the GPU's power connectors are listed as "None," so no discrete power delivery is required. Because this is a laptop build, the upgrade path is constrained: users cannot swap the integrated GPU for a discrete card, and the socket restricts CPU upgrades to other FL1 models. A sensible next upgrade would be to a laptop or system with a discrete GPU, given that the Arc B390's 9th percentile ranking is the primary bottleneck for any graphics work. Alternatively, maximizing the platform's strengths means ensuring the dual-channel DDR5 memory is fully populated at high speed to feed both the CPU's 83.2 GB/s bandwidth and the GPU's system-shared memory. The PCIe Gen 5 lanes could support fast NVMe storage, which would benefit the CPU's data compression and encryption workloads. The platform is otherwise well-balanced for compute; the GPU is the only component that would benefit from a fundamental change.

Rate My PC: AMD Ryzen 9 8945HX + Intel Arc B390

Power Build

System Balance Analysis

AMD Ryzen 9 8945HX

Intel Arc B390

Market Position

Game Performance Benchmarks

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

Performance Insights

Strong Performance

Performance Tiers Explained

Ultimate

High-End

Mid-Range

Entry Level

Legacy

GPU Analysis — VRAM, bandwidth, clocks, RT/tensor hardware, what the benchmark scores mean for rendering

Balance and Bottleneck — which component limits which workload, using percentiles and FPS scaling as evidence

CPU Analysis — cores, clocks, architecture, what the benchmark scores mean for real workloads

Who Should Build It — target users and industries (gamers at specific resolutions, content creators, developers, students, small business workstations) tied strictly to the measured performance

Benchmark Performance — exact CPU and GPU scores, percentile positions, and what the combined picture is

FAQ

Gaming Performance — measured FPS by game and resolution from measuredFpsUltraByGame (or, if dataIsMeasured is false, frame expectations qualitatively from the benchmark scores and say the figures are estimates)

Build Overview — what this CPU+GPU pairing is, its class (desktop/laptop from buildClass), and overall tier from the percentiles

Upgrade Path and Platform — socket, memory support, PCIe, PSU headroom from suggestedPsu/tdp, what a sensible next upgrade looks like

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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