SYSTEM ANALYZER

Rate My PC: AMD Ryzen 5 7640U + NVIDIA GeForce RTX 4080 Mobile

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PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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91 Score

Top 9% Ranking

91 / 100

ULTIMATE READY

Apex Performer

Top 9% 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

87%

GPU

95%

PROCESSOR

AMD Ryzen 5 7640U

25,485 Benchmark Score

Top 13% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 4080 Mobile

38,135 Benchmark Score

Top 5% Market Ranking

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Market Position

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Budget

0-30

Mid-Range

30-60

High-End

60-85

Enthusiast

85-100

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Optimal Performance

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

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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

Legacy

Basic gaming, older titles, consider upgrading for modern games

720p-1080p Low Older Games

# AMD Ryzen 5 7640U + NVIDIA GeForce RTX 4080 Mobile

This pairing combines AMD's efficient 6-core Zen 4 Phoenix processor with NVIDIA's high-end Ada Lovelace mobile GPU in a laptop configuration. The CPU sits at the 78th percentile among all processors, while the GPU ranks at the 81st percentile, placing the overall build at the 80th combined percentile. This is a system where a modestly powered CPU meets a substantially more powerful GPU, creating an interesting dynamic for gaming and productivity workloads.

FAQ

Q: What are the core and thread counts of the AMD Ryzen 5 7640U?

A: The Ryzen 5 7640U has 6 cores and 12 threads, based on the Zen 4 architecture codenamed Phoenix, manufactured on TSMC's 4 nm process with 25,000 million transistors on a 178 mm² die.

Q: How much VRAM does the RTX 4080 Mobile have and what is its memory bandwidth?

A: The GPU features 12 GB of GDDR6 memory on a 192-bit bus, delivering 432.0 GB/s of bandwidth. Memory clock is 2250 MHz with 18 Gbps effective speed.

Q: Does the CPU support ECC memory?

A: Yes, the Ryzen 5 7640U supports ECC memory and uses dual-channel DDR5 with a memory bandwidth of 89.6 GB/s.

Q: What is the TDP of each component?

A: The CPU has a TDP of 15 W, while the GPU has a TDP of 110 W. The GPU uses no external power connectors and has a slot width of IGP, indicating it is designed for integrated placement in a laptop.

Q: What PCIe version does the CPU support?

A: The CPU provides PCIe Gen 4 with 20 lanes (CPU only). The GPU uses a PCIe 4.0 x16 bus interface.

Q: What is the integrated graphics in the CPU?

A: The Ryzen 5 7640U includes Radeon 760M integrated graphics, which can handle display output and lighter tasks when the discrete GPU is not needed.

Q: What is the release date of each component?

A: The CPU was released on 2023-05-02, and the GPU was released on 2023-01-02. Both are currently in active production.

Benchmark Performance

The Ryzen 5 7640U posts an average benchmark score of 25,485, placing it at the 78th percentile among all CPUs. Its closest rival is the AMD Ryzen 7 5700 with an average score of 25,517, a negligible delta of -0.1%. The Ryzen 7 5825U scores 25,446 (0.2% behind), the Intel Xeon D-2752TER scores 25,530 (-0.2%), and the AMD Ryzen 7 7840U scores 25,432 (0.2% behind). This clustering within 0.2% indicates the 7640U delivers essentially identical multi-threaded performance to these four rivals, despite having fewer cores than some of them.

In Cinebench R23, the CPU scores 17,936 multi-core and 2,532 single-core. The multi-core result is competitive with desktop-class processors from a few generations prior, while the single-core score reflects the strong Zen 4 IPC. Geekbench scores are 8,595 multi-core and 2,127 single-core. PassMark multi-thread score is 21,115, with single-thread at 3,524. The CPU's integer math score of 70,483 and floating-point math of 41,093 show balanced compute capabilities. Data encryption scores 14,954, extended instructions 17,019, and data compression 240,032.

The RTX 4080 Mobile achieves an average benchmark score of 38,135, placing it at the 81st percentile among all GPUs. Its nearest rival is the NVIDIA GeForce MX570 at 38,299 (-0.4%), an unexpected pairing given the MX570 is a lower-tier product. The RTX 5080 Mobile scores 38,349 (-0.6%), the RTX 4070 scores 37,648 (1.3%), and the Tesla P4 scores 37,628 (1.3%). The GPU leads the RTX 4070 by 1.3% in average score, showing the 4080 Mobile is marginally faster than the desktop RTX 4070 in aggregate benchmarks.

In Geekbench compute tests, the GPU scores 159,575 in OpenCL and 145,807 in Vulkan. PassMark G3D score is 24,926, with GPU compute at 11,191. DirectX 11 scores 244, DirectX 12 scores 96, DirectX 10 scores 157, and DirectX 9 scores 286. The combined percentile of this CPU+GPU pairing is 80, indicating the system sits higher than 80% of all builds in the database.

Balance and Bottleneck

The data reveals a significant performance asymmetry between the 15 W CPU and the 110 W GPU. The CPU's 78th percentile ranking versus the GPU's 81st percentile shows the GPU is the stronger component, but the gap is not extreme. However, the nature of the workloads matters greatly. The CPU's Cinebench R23 multi-core score of 17,936 is solid for a 6-core part, but in GPU-bound gaming scenarios at high resolutions, the RTX 4080 Mobile's compute advantage will dominate.

PassMark physics score of 1,169 and find prime numbers score of 74 indicate the CPU is not optimized for heavy physics simulation, which could bottleneck simulation-heavy games. The GPU's DirectX 12 score of 96 versus DirectX 11's 244 suggests the architecture favors older APIs in raw rasterization, while newer API workloads rely more on the tensor and RT cores. The FP32 performance of 24.72 TFLOPS is substantial, and with FP16 at the same 24.72 TFLOPS (1:1 ratio), the GPU can handle mixed-precision workloads efficiently.

In CPU-intensive tasks like data compression (240,032) and random string sorting (29,382), the 7640U performs admirably, suggesting productivity workloads will be less bottlenecked. The memory bandwidth of 89.6 GB/s for the CPU is modest compared to the GPU's 432.0 GB/s, meaning data transfer between CPU and GPU could be a limiting factor in some compute scenarios. For gaming, the bottleneck will shift depending on resolution — at lower resolutions the CPU may limit frame rates, while at higher resolutions the GPU becomes the primary constraint.

Gaming Performance

No measured FPS rows exist for this exact CPU+GPU combination, so all frame rate figures are estimates based on the benchmark scores. The data clearly indicates this system is capable of high-refresh gaming, but the exact FPS depends heavily on the game and resolution.

The GPU's PassMark G3D score of 24,926 places it in the top 20% of all GPUs, and its 81st percentile ranking confirms strong rasterization performance. With 12 GB of VRAM and 432.0 GB/s bandwidth, the RTX 4080 Mobile can handle modern game textures at high settings. The pixel rate of 133.2 GPixel/s and texture rate of 386.3 GTexel/s suggest the GPU can sustain high fill rates needed for 1440p and 4K gaming.

The CPU's single-core performance of 2,532 in Cinebench R23 and 3,524 in PassMark single-thread will feed the GPU adequately in most titles. In GPU-bound scenarios at 1440p or 4K, the RTX 4080 Mobile will be the limiting factor, and its high compute scores suggest frame rates in the 60-100+ range for demanding titles depending on settings. At 1080p, the CPU's 6 cores and 12 threads may become the bottleneck in CPU-heavy games, particularly those relying on physics where the PassMark physics score of 1,169 is a concern.

For esports titles, the combination of strong single-core CPU performance and high GPU compute should deliver very high frame rates, potentially exceeding 144 FPS at 1080p. For AAA games, the 12 GB VRAM capacity is sufficient for 1440p ultra settings in most current titles, and the GPU's DirectX 12 Ultimate support ensures compatibility with modern rendering features. Since these are estimates from benchmark scores, actual performance will vary by title and driver optimization.

Upgrade Path and Platform

The CPU uses AMD Socket FP8, which is a mobile-only socket with no upgrade path to desktop processors. The platform supports DDR5 memory in dual-channel configuration, with ECC support as an option. The CPU provides PCIe Gen 4 with 20 lanes, while the GPU uses PCIe 4.0 x16, so there is no bandwidth limitation on the GPU link.

The system has no suggested PSU specification, and the GPU uses no external power connectors, indicating this is a laptop build where power delivery is fixed by the chassis design. The combined TDP of 15 W (CPU) and 110 W (GPU) totals 125 W for the primary compute components, which is manageable for a laptop cooling solution but requires adequate thermal headroom.

A sensible next upgrade for this platform would be increasing memory capacity or speed, as the 89.6 GB/s bandwidth is modest for the CPU. There is no upgrade path for the CPU itself within the FP8 socket, so users are limited to the 7640U. The GPU is also soldered or integrated into the laptop, so neither component can be swapped independently. Future upgrades would require a new laptop platform, likely with a newer CPU generation and potentially an RTX 50-series GPU, given the RTX 4080 Mobile's successor is the GeForce 50 Mobile series.

GPU Analysis

The RTX 4080 Mobile is built on the AD104 chip using Ada Lovelace architecture, manufactured on TSMC's 5 nm process with 35,800 million transistors on a 294 mm² die. It features 7,424 shading units, 232 texture mapping units, and 80 raster operation units. The GPU includes 58 RT cores and 232 tensor cores, enabling hardware-accelerated ray tracing and AI-based features like DLSS.

Memory configuration is 12 GB of GDDR6 on a 192-bit bus, delivering 432.0 GB/s bandwidth. This is adequate for 1440p gaming with high textures, though not as generous as the 16 GB found in some desktop counterparts. The base clock is 1290 MHz with a boost of 1665 MHz, and memory runs at 2250 MHz (18 Gbps effective). The 24.72 TFLOPS FP32 performance is substantial, and the 1:1 FP16 ratio means the GPU can handle AI inference workloads efficiently.

The pixel rate of 133.2 GPixel/s and texture rate of 386.3 GTexel/s are strong figures that support high-resolution rendering. The GPU's 81st percentile ranking places it above the RTX 4070 by 1.3% in average benchmark score, though the nearest rival list includes unexpected entries like the MX570, which has a similar average score due to different workload distributions. The DirectX 12 score of 96 is notably lower than DirectX 11's 244, suggesting the GPU may not fully leverage modern APIs in all tests, but the Geekbench OpenCL score of 159,575 indicates robust compute performance.

For rendering workloads, the 58 RT cores provide hardware-accelerated ray tracing, and the tensor cores enable denoising and upscaling. The GPU's 5 nm process and 110 W TDP indicate efficient power delivery for a laptop, though the performance comes at the cost of significant heat generation.

CPU Analysis

The Ryzen 5 7640U is a 6-core, 12-thread processor based on the Zen 4 architecture, codenamed Phoenix. It operates at a base clock of 3.50 GHz with a boost clock of 4.90 GHz, and is manufactured on TSMC's 4 nm process with 25,000 million transistors on a 178 mm² die. The cache hierarchy includes 64 KB L1 per core, 1 MB L2 per core, and 16 MB shared L3.

The 15 W TDP is remarkably low for the performance on offer, making this CPU suitable for thin-and-light laptops. The Cinebench R23 multi-core score of 17,936 is impressive for a 15 W part, and the single-core score of 2,532 demonstrates strong per-thread performance from the 4.90 GHz boost clock. Geekbench scores of 8,595 multi-core and 2,127 single-core reinforce the balanced performance profile.

In PassMark tests, the CPU shows strengths in integer math (70,483) and floating-point math (41,093), while data compression (240,032) and random string sorting (29,382) indicate solid memory and cache performance. The data encryption score of 14,954 and extended instructions score of 17,019 suggest the CPU handles security and SIMD workloads competently.

The 78th percentile ranking places the 7640U within 0.2% of the Ryzen 7 5700, Ryzen 7 5825U, Ryzen 7 7840U, and Intel Xeon D-2752TER. This clustering shows that despite having fewer cores than the Ryzen 7 parts, the higher clocks and Zen 4 IPC compensate effectively. The integrated Radeon 760M GPU provides basic graphics capability, and the CPU supports ECC memory, making it suitable for professional workloads where data integrity is critical. The FP8 socket and dual-channel DDR5 support complete the platform picture.

Build Overview

This build pairs a low-power, high-efficiency mobile CPU with a high-performance mobile GPU in a laptop form factor. The Ryzen 5 7640U is designed for extended battery life and light workloads, while the RTX 4080 Mobile is a premium gaming and workstation GPU. The combination is unusual — the CPU's 78th percentile and GPU's 81st percentile create a system that is GPU-dominant in most scenarios.

The overall combined percentile of 80 indicates this system outperforms 80% of all builds in the database. This is a high-tier laptop configuration, though the CPU may be considered underpowered relative to the GPU in some workloads. The 15 W CPU TDP versus 110 W GPU TDP highlights the imbalance — the GPU draws over 7 times the power of the CPU under full load.

This pairing is best described as a GPU-first design, where the RTX 4080 Mobile delivers the majority of the system's compute capability. The CPU provides sufficient single-thread performance for gaming and general productivity, but its 6 cores and 12 threads may limit heavily multi-threaded workloads. The system is not a workstation-class machine, but rather a high-end gaming laptop with reasonable productivity capability.

Who Should Build It

Gamers targeting 1440p or 4K resolution with high settings will benefit most from this build, as the RTX 4080 Mobile's 12 GB VRAM and 24.72 TFLOPS FP32 performance can drive demanding titles. The GPU's 81st percentile ranking ensures high frame rates in most games, and the 58 RT cores enable ray-traced gaming with acceptable performance.

Content creators working with GPU-accelerated applications will find value in the 232 tensor cores for AI-based workflows, and the 24.72 TFLOPS FP16 performance suits machine learning inference. Video editors using GPU-accelerated rendering will benefit from the 432.0 GB/s bandwidth and 12 GB VRAM.

Developers building CUDA-based applications can leverage the GPU's compute capabilities, with Geekbench OpenCL score of 159,575 indicating strong general-purpose performance. The CPU's ECC memory support makes this suitable for data-sensitive workloads where memory errors are unacceptable.

Students and professionals needing a portable system for gaming and productivity will appreciate the 15 W CPU TDP, which contributes to battery life, though the 110 W GPU will drain power quickly under load. Small business users running GPU-accelerated applications like CAD or 3D modeling will find the system capable, though the CPU may bottleneck in CPU-bound tasks. The system is not ideal for CPU-heavy rendering workloads, where the 6-core/12-thread configuration and 89.6 GB/s memory bandwidth could become limiting factors.

Rate My PC: AMD Ryzen 5 7640U + NVIDIA GeForce RTX 4080 Mobile

Apex Performer

System Balance Analysis

AMD Ryzen 5 7640U

NVIDIA GeForce RTX 4080 Mobile

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

FAQ

Benchmark Performance

Balance and Bottleneck

Gaming Performance

Upgrade Path and Platform

GPU Analysis

CPU Analysis

Build Overview

Who Should Build It

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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