SYSTEM ANALYZER

Rate My PC: AMD Ryzen 3 7320C + NVIDIA GeForce RTX 4090 Mobile

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PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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89 Score

Top 11% Ranking

89 / 100

HIGH-END

Power Build

Top 11% of systems. Excellent for 1440p Ultra or 4K High gaming.

1440p Ultra4K High

System Balance Analysis

CPU vs GPU performance ratio

Well Balanced

CPU

81%

GPU

96%

PROCESSOR

AMD Ryzen 3 7320C

14,277 Benchmark Score

Top 19% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 4090 Mobile

43,667 Benchmark Score

Top 4% Market Ranking

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30-60

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60-85

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85-100

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Strong Performance

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

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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

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Basic gaming, older titles, consider upgrading for modern games

720p-1080p Low Older Games

# AMD Ryzen 3 7320C + NVIDIA GeForce RTX 4090 Mobile: A Study in Asymmetry

This pairing combines a low-power 4-core mobile processor with NVIDIA's flagship laptop GPU, creating one of the most lopsided performance profiles in the database. The CPU sits at the 69th percentile among all processors, while the GPU commands the 84th percentile among all GPUs, yet the combined system ranks at the 77th percentile — a figure that masks the extreme workload-dependent nature of this build. No measured FPS rows exist for this exact combination, so all gaming frame-rate discussion below is estimated from the benchmark scores rather than observed data.

FAQ

Q: What are the core and thread counts of the AMD Ryzen 3 7320C?

A: The CPU has 4 cores and 8 threads, based on the Zen 2 architecture (codenamed Mendocino) built on TSMC's 6 nm process. It features a base clock of 2.40 GHz and a boost clock of 4.10 GHz, with a 15 W TDP.

Q: How much memory does the RTX 4090 Mobile have, and what is its bandwidth?

A: The GPU packs 16 GB of GDDR6 memory on a 256-bit bus, delivering 576.0 GB/s of bandwidth. Its memory clock runs at 2250 MHz, which translates to 18 Gbps effective.

Q: What are the key benchmark scores for the RTX 4090 Mobile?

A: The GPU scores 180831 in Geekbench OpenCL and 170774 in Geekbench Vulkan. In PassMark tests, it scores 27212 in G3D and 12347 in GPU compute, with an average benchmark score of 43667.

Q: How does the Ryzen 3 7320C compare to its nearest rival, the AMD Ryzen 5 3501U?

A: The Ryzen 3 7320C has an average benchmark score of 14277, which is only 0.3% lower than the Ryzen 5 3501U's 14320. This places the two processors statistically level in overall performance.

Q: What is the combined percentile ranking of this laptop build?

A: The system sits at the 77th combined percentile. This is lower than the GPU's individual 84th percentile but higher than the CPU's 69th percentile, reflecting the GPU's dominant role in the overall score.

Q: Does the CPU support ECC memory?

A: No, ECC memory is not supported. The Ryzen 3 7320C supports LPDDR5 memory in a dual-channel configuration, with a memory bandwidth of 88.0 GB/s.

Q: What PCIe configuration does the CPU use?

A: The CPU provides PCIe Gen 3 with 4 lanes (CPU only). The GPU, by contrast, uses a PCIe 4.0 x16 interface, creating a bandwidth mismatch between the two components.

Balance and Bottleneck

The data paints a clear picture of a GPU-bound system in most scenarios, but with a critical caveat: the CPU is so far behind the GPU in raw capability that it will throttle performance in lightly-threaded and latency-sensitive workloads. The GPU's average benchmark score of 43667 is roughly 3.06 times the CPU's 14277, and the GPU's 84th percentile versus the CPU's 69th percentile shows a substantial gap in relative standing.

In gaming, the bottleneck depends entirely on resolution and settings. At high resolutions with demanding graphics, the RTX 4090 Mobile's 32.98 TFLOPS of FP32 compute and 515.3 GTexel/s texture rate will dominate, and the CPU's slower single-thread performance (991 in Cinebench R23 single-core) may still keep up in many titles. However, at lower resolutions or in esports titles with high frame rates, the CPU's 4 cores and 8 threads will almost certainly become the limiting factor, preventing the GPU from reaching its full potential.

The memory hierarchy further widens the gap. The GPU accesses 576.0 GB/s of bandwidth, while the CPU is limited to 88.0 GB/s — a 6.5-to-1 difference. For workloads that stream data through both processors, such as video editing with GPU-accelerated effects, the CPU's memory bandwidth could become a secondary bottleneck even when the GPU has headroom.

The PassMark physics score of 500 for the CPU is particularly telling. Physics simulations in games are often single-threaded or lightly-threaded, and this score is far below what would be expected to feed a GPU of this class. Similarly, the CPU's PassMark single-thread score of 2439 indicates modest per-core performance that will struggle to maintain high frame rates in CPU-bound game logic.

Benchmark Performance

The Ryzen 3 7320C delivers a Cinebench R23 multi-core score of 7025 and a single-core score of 991. In Cinebench R20, it scores 2950 multi-core and 416 single-core. These numbers place the CPU at the 69th percentile among all processors, with an average benchmark score of 14277. Its nearest rival is the AMD Ryzen 5 3501U at 14320, a difference of -0.3%, while the Intel Core 7 160UL trails by 0.3% at 14232.

The RTX 4090 Mobile posts a Geekbench OpenCL score of 180831 and a Geekbench Vulkan score of 170774. In PassMark, it achieves 27212 in G3D and 12347 in GPU compute, with an average benchmark score of 43667. This places it at the 84th percentile among all GPUs. Its nearest rival is the NVIDIA RTX A6000 at 44075, which leads by 0.9%, while the Quadro M6000 trails by 0.8% at 43301.

The combined picture is one of extreme asymmetry. The system's 77th combined percentile sits between the CPU's 69th and GPU's 84th, but the weighted average is pulled down by the CPU's relative weakness. In multi-threaded productivity tasks that rely heavily on the CPU, such as Cinebench R23 multi-core, the system will perform like a mid-range laptop. In GPU-accelerated workloads like 3D rendering or machine learning inference, it will perform like a high-end desktop replacement.

PassMark data compression (144465) and integer math (32247) scores for the CPU indicate reasonable throughput for general computing, while floating-point math (14071) and extended instructions (3663) show more modest capabilities. The GPU's DirectX 12 score of 107 and DirectX 11 score of 262 in PassMark suggest strong API-level performance, though these are relative metrics within the PassMark suite.

Who Should Build It

This pairing targets users who prioritize GPU-accelerated workloads over CPU-bound tasks. Gamers playing at high resolutions with ultra settings will benefit most, as the GPU's 16 GB VRAM and 576.0 GB/s bandwidth handle large textures and high-detail geometry without stuttering. Content creators working with 4K video editing, especially those using GPU-accelerated effects in editing suites, will find the RTX 4090 Mobile's 32.98 TFLOPS of FP32 compute and 76 RT cores valuable for rendering and real-time previews.

Software developers who compile large codebases may find the CPU limiting — its 4 cores and 8 threads will extend compile times compared to higher-core-count processors. However, developers working on GPU compute, such as CUDA-based projects, will benefit from the 304 tensor cores and 304 TMUs. Students in engineering or data science programs that use GPU-accelerated libraries will see strong performance in those specific tasks, though general office work will feel less responsive than the GPU's power suggests.

Small business workstations running GPU-accelerated CAD or simulation software will see excellent performance in those applications, but the CPU's 15 W TDP and 69th percentile ranking mean spreadsheet and database tasks will not benefit from the system's overall power. The build is best suited for users who know their primary workloads are GPU-bound and can accept CPU limitations in lighter tasks.

GPU Analysis

The RTX 4090 Mobile is built on the Ada Lovelace architecture with the AD103 chip, manufactured on TSMC's 5 nm process with 45,900 million transistors on a 379 mm² die. It features 9728 shading units, 304 TMUs, and 112 ROPs, along with 76 RT cores and 304 tensor cores. The GPU runs at a base clock of 1335 MHz and a boost clock of 1695 MHz.

Memory configuration is substantial: 16 GB of GDDR6 on a 256-bit bus, providing 576.0 GB/s of bandwidth. This is more than sufficient for 4K textures and complex scenes, and the 18 Gbps effective memory speed keeps the 112 ROPs fed at the pixel rate of 189.8 GPixel/s. The texture rate of 515.3 GTexel/s allows for high-detail texture filtering without bottlenecking.

The benchmark scores reflect this hardware's capability. The Geekbench OpenCL score of 180831 and Vulkan score of 170774 indicate strong compute performance across both general and graphics APIs. The PassMark G3D score of 27212 places it at the 84th percentile, while the GPU compute score of 12347 shows solid non-graphics throughput. In rendering workloads, the FP32 performance of 32.98 TFLOPS (with FP16 at 32.98 TFLOPS due to 1:1 ratio) means the GPU can handle both single-precision and half-precision compute at similar speeds, beneficial for neural network inference and certain rendering paths.

The 76 RT cores provide hardware-accelerated ray tracing, and the 304 tensor cores enable DLSS and other AI-accelerated features. The GPU's DirectX 12 Ultimate (12_2) support and Vulkan 1.4 compatibility ensure modern API coverage. The 120 W TDP, while lower than some desktop counterparts, still allows substantial performance in a laptop form factor.

Gaming Performance

No measured FPS rows exist for this exact combination, so all frame-rate figures are estimates based on the benchmark scores. The GPU's PassMark G3D score of 27212 and 84th percentile ranking suggest it can handle demanding titles at high settings, but the CPU's 69th percentile and modest single-thread performance (Cinebench R23 single-core score of 991) will cap frame rates in CPU-bound scenarios.

At 1080p with ultra settings, the CPU will likely be the primary limiter in many games. The Ryzen 3 7320C's 4 cores and 8 threads, combined with a PassMark physics score of 500, suggest that frame rates in physics-heavy titles will be constrained. Esports titles that rely heavily on single-thread performance may see frame rates well below what the GPU is capable of, as the CPU's single-thread score of 2439 in PassMark is only moderate.

At 1440p and 4K, the GPU becomes the dominant factor. The RTX 4090 Mobile's 16 GB VRAM and 576.0 GB/s bandwidth allow for high-resolution textures and detailed geometry without memory pressure. In GPU-bound scenarios, the system should deliver high frame rates in most titles, though exact figures depend on the specific game and its optimization.

For ray-traced games, the 76 RT cores provide dedicated hardware support, and the 304 tensor cores enable DLSS upscaling to boost performance. The combination of ray tracing and DLSS could allow playable frame rates at 4K in titles that support these features, assuming the CPU can keep up with the game's non-GPU logic.

CPU Analysis

The AMD Ryzen 3 7320C is a 4-core, 8-thread processor based on the Zen 2 architecture, codenamed Mendocino, built on TSMC's 6 nm process. It has a base clock of 2.40 GHz and a boost clock of 4.10 GHz, with a 15 W TDP. The CPU uses AMD Socket FT6 and supports dual-channel LPDDR5 memory with a bandwidth of 88.0 GB/s.

Cache configuration includes 64 KB of L1 per core, 512 KB of L2 per core, and 4 MB of shared L3 cache. The CPU's integrated Radeon 610M graphics provide basic display output, but the discrete RTX 4090 Mobile handles all demanding graphics work. PCIe connectivity is limited to Gen 3 with 4 lanes (CPU only), which is a potential bottleneck for fast NVMe storage.

Benchmark results show a processor that performs adequately for its class but is far from the GPU's league. Cinebench R23 scores of 7025 multi-core and 991 single-core place it at the 69th percentile. The PassMark multi-thread score of 8265 and single-thread score of 2439 confirm this positioning. Data compression (144465) and integer math (32247) scores are respectable, but floating-point math (14071) and extended instructions (3663) are more modest.

The CPU's nearest rivals are all within 1% of its average score: the AMD Ryzen 5 3501U at 14320 (-0.3%), Intel Core 7 160UL at 14232 (+0.3%), AMD Ryzen Embedded V2546 at 14336 (-0.4%), and Intel Core i5-10400F at 14185 (+0.7%). This indicates the Ryzen 3 7320C is competitive with other processors in its performance tier, but that tier is far below the GPU's capabilities.

For real workloads, the CPU will handle everyday tasks like web browsing, office applications, and light coding without issue. However, heavy multi-threaded workloads like video encoding or 3D rendering will be limited by the 4-core design, and the 15 W TDP means sustained performance may be constrained by thermal and power limits.

Build Overview

This is a laptop-class build that pairs AMD's low-power Ryzen 3 7320C with NVIDIA's flagship RTX 4090 Mobile GPU. The CPU is a 4-core Zen 2 part designed for efficiency, while the GPU is a massive Ada Lovelace chip with 9728 shading units and 16 GB of VRAM. The combined system ranks at the 77th percentile, but this overall figure hides the extreme disparity between the two components.

The GPU's 84th percentile and average benchmark score of 43667 dominate the system's performance profile. The CPU's 69th percentile and average score of 14277 are respectable in isolation but create a significant imbalance when paired with such a powerful GPU. The 120 W GPU TDP versus the 15 W CPU TDP highlights the power distribution — this is a system designed for GPU-intensive workloads, not balanced general-purpose computing.

In terms of tier, this build sits in the upper range of laptop performance for GPU-accelerated tasks, but its CPU limitations prevent it from being a top-tier all-rounder. The PCIe Gen 3 x4 CPU interface, dual-channel LPDDR5 memory, and 4 MB L3 cache all reinforce the CPU's status as a budget-to-mid-range component. The result is a system that excels in specific workloads but underperforms its GPU's potential in others.

Usage Scenarios

High-refresh gaming: At 1080p with high refresh rates, the CPU's modest single-thread performance (Cinebench R23 single-core score of 991) will likely cap frame rates below what the GPU can deliver. At 1440p or 4K, the GPU's 16 GB VRAM and 576.0 GB/s bandwidth allow for high settings, with the CPU becoming less of a limiting factor.

Streaming: The GPU's NVENC encoder (part of the Ada Lovelace architecture) can handle video encoding without burdening the CPU, but the CPU's 4 cores and 8 threads must manage the game logic and streaming software simultaneously. The PassMark multi-thread score of 8265 suggests this could be tight for demanding titles.

Video editing: GPU-accelerated effects and rendering will benefit from the RTX 4090 Mobile's 32.98 TFLOPS of FP32 compute and 304 tensor cores. However, timeline scrubbing and CPU-based effects will be limited by the Ryzen 3 7320C's 4 cores and 88.0 GB/s memory bandwidth.

3D rendering: GPU rendering with CUDA or OptiX will be exceptionally fast, given the GPU's 9728 shading units and 76 RT cores. CPU-based rendering will be slow due to the 4-core limit, but hybrid workflows that offload most work to the GPU will see strong performance.

Software development: Compilation times will be extended by the 4-core CPU, especially for large codebases. However, GPU compute development (CUDA, OpenCL) will benefit from the GPU's 304 tensor cores and high compute throughput, with Geekbench OpenCL score of 180831 indicating strong performance.

Student and office work: The CPU's 69th percentile and 15 W TDP mean everyday tasks like document editing, web browsing, and spreadsheets will run smoothly. The GPU's power is wasted on these tasks, but the system will not struggle with them. The PassMark single-thread score of 2439 ensures responsive interaction in typical office software.

Rate My PC: AMD Ryzen 3 7320C + NVIDIA GeForce RTX 4090 Mobile

Power Build

System Balance Analysis

AMD Ryzen 3 7320C

NVIDIA GeForce RTX 4090 Mobile

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

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Legacy

FAQ

Balance and Bottleneck

Benchmark Performance

Who Should Build It

GPU Analysis

Gaming Performance

CPU Analysis

Build Overview

Usage Scenarios

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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