SYSTEM ANALYZER

Rate My PC: Intel Core i7-14700K + AMD Radeon RX 6400

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

Build Configuration

Select your components

PROCESSOR (CPU)

▼

GRAPHICS CARD (GPU)

▼

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

96%

GPU

83%

PROCESSOR

Intel Core i7-14700K

69,355 Benchmark Score

Top 4% Market Ranking

View Full Specs →

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

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

The Intel Core i7-14700K paired with the AMD Radeon RX 6400 represents a stark asymmetry in processing power versus graphics capability. The CPU is a top-tier desktop processor operating in the 94th percentile of all CPUs, while the GPU is an entry-level component sitting in the 35th percentile of all GPUs. This combination produces a system where the processor vastly outpaces the graphics card, creating a significant bottleneck that shapes every workload from gaming to content creation. The data shows a desktop class build with a combined percentile of 65, indicating that while the CPU boosts the overall score, the GPU firmly anchors performance in specific tasks.

Balance and Bottleneck

The benchmark data reveals a severe imbalance between the two components. The CPU achieves an average benchmark score of 69355, placing it in the 94th percentile of all CPUs, while the GPU manages an average score of 6001, placing it in the 35th percentile of all GPUs. This discrepancy of nearly 93 points in percentile ranking means that in GPU-bound workloads — primarily gaming and graphics rendering — the RX 6400 will be the limiting factor regardless of the CPU’s capability.

In CPU-intensive tasks such as multi-threaded rendering, data compression, and encryption, the i7-14700K operates without meaningful constraint. The Cinebench R23 multicore score of 33440.5 and Passmark multithread score of 52392 indicate that the processor can sustain heavy parallel workloads. However, when these tasks require GPU acceleration — such as in real-time 3D rendering or video encoding with hardware acceleration — the RX 6400’s modest 3.565 TFLOPS FP32 performance and 128.0 GB/s memory bandwidth will throttle overall output.

For gaming, the bottleneck is entirely on the GPU side. The RX 6400 has 4 GB of GDDR6 memory on a 64-bit bus, which is insufficient for modern titles at high settings. The Passmark DirectX 12 score of 30 and DirectX 11 score of 70 indicate that even older games will struggle at higher resolutions. The CPU, meanwhile, with its boost clock of 5.60 GHz and 20 cores, can easily feed frames to any GPU, meaning the graphics card determines playable settings. In esports titles or low-resolution gaming, the CPU’s strong single-core performance — evidenced by a Cinebench R23 single-core score of 2160 — prevents frame drops, but the GPU still caps maximum frame rates.

Upgrade Path and Platform

The platform is built around Intel Socket 1700, which supports DDR4 and DDR5 memory in a dual-channel configuration. The CPU provides PCIe Gen 5 with 16 lanes from the processor, giving ample bandwidth for future storage and expansion cards. The GPU, however, uses a PCIe 4.0 x4 interface, which is a quarter of the bandwidth available from the CPU’s lanes, but this does not bottleneck the RX 6400 given its limited memory bus.

The CPU has a TDP of 125 watts, and the GPU has a TDP of 53 watts, with a suggested PSU of 250 W for the graphics card. This creates substantial headroom on any standard desktop power supply, meaning the power delivery system is not a constraint for the current configuration. The CPU supports ECC memory, which is unusual for a consumer desktop processor and indicates potential for workstation use.

A sensible next upgrade would involve replacing the GPU with a higher-tier model to balance the system. The CPU’s 94th percentile performance means it can drive much more powerful graphics cards without becoming a bottleneck itself. The motherboard, if equipped with DDR5 slots, would support a GPU upgrade without platform changes. The PCIe Gen 5 lanes from the CPU ensure that even future high-bandwidth GPUs can be accommodated, though the current RX 6400 only uses PCIe 4.0 x4, which is sufficient for its bandwidth needs.

CPU Analysis

The Intel Core i7-14700K is a 20-core, 28-thread processor based on Raptor Lake architecture, manufactured on a 10 nm process by Intel. It has a base clock of 3.40 GHz and a boost clock of 5.60 GHz, with a die size of 257 mm². The cache hierarchy includes 80 KB of L1 per core, 2 MB of L2 per core, and 33 MB of shared L3 cache. The processor supports dual-channel DDR4 and DDR5 memory, with ECC memory support available.

Benchmark results show a processor that excels in both single-threaded and multi-threaded workloads. The Geekbench single-core score of 2569 and multi-core score of 20767 indicate strong general-purpose performance. Passmark tests reveal specific strengths: data compression scores 695234, floating-point math scores 134222, and integer math scores 182876. These numbers suggest the CPU handles spreadsheet calculations, code compilation, and scientific computing efficiently.

The Cinebench R23 multicore score of 33440.5 places the CPU near the top of desktop processors, with nearest rivals including the AMD Ryzen 9 7950X with an average score of 69515 (a -0.2% delta) and the AMD Ryzen 9 7940HX at 69875 (-0.7% delta). The i7-14700K’s average benchmark score of 69355 is within 0.1% of the AMD EPYC 9115 and 0.9% of the AMD Ryzen 7 9700F. This indicates the CPU is competitive with high-end workstation and desktop processors, making it suitable for tasks that demand sustained multi-core performance.

The integrated UHD Graphics 770 provides a fallback display output, though it is not suitable for gaming. The multiplier is unlocked, allowing overclocking, which is supported by the 125 W TDP providing thermal headroom for enthusiasts. The processor is marked as Active in production status, with a launch date of 2023-10-16.

Who Should Build It

This pairing targets users who prioritize CPU performance over graphics, making it suitable for specific professional and productivity-oriented workloads. Software developers compiling large codebases will benefit from the 20 cores and 28 threads, with the Passmark integer math score of 182876 indicating rapid compilation speeds. Data analysts working with compression and encryption tasks will see strong performance in the Passmark data compression score of 695234 and data encryption score of 40091.

Students in computer science or engineering programs will find the CPU capable for running virtual machines, simulations, and multi-threaded applications, while the GPU handles basic display output and light graphical tasks. Small business workstations performing database management, spreadsheet analysis, and document processing will utilize the CPU’s single-thread performance, shown by the Passmark single-thread score of 4472.

For gamers, this build is only suitable for low-resolution, low-settings play. At 1080p with reduced graphical quality, the RX 6400 can run esports titles and older games, but the GPU’s 4 GB VRAM and 128.0 GB/s bandwidth limit modern games to minimum settings. Content creators working in video editing will find the CPU accelerates rendering times in CPU-bound codecs, but GPU-accelerated effects will lag. The system is not appropriate for 3D rendering with GPU-based ray tracing, as the RX 6400 has only 12 RT cores and a Passmark DirectX 12 score of 30.

GPU Analysis

The AMD Radeon RX 6400 is based on the Navi 24 chip with RDNA 2.0 architecture, manufactured on a 6 nm process by TSMC. It has 5,400 million transistors on a 107 mm² die, resulting in a transistor density of 50.5M per mm². The GPU operates at a base clock of 1923 MHz, a game clock of 2039 MHz, and a boost clock of 2321 MHz, with memory clocked at 2000 MHz and 16 Gbps effective.

The memory subsystem consists of 4 GB of GDDR6 on a 64-bit bus, yielding a bandwidth of 128.0 GB/s. This is a minimal configuration for modern games, which often require more than 4 GB at 1080p high settings. The GPU has 768 shading units, 48 texture mapping units, and 32 raster operations pipelines. It includes 12 ray tracing cores, but the low shader count and memory bandwidth severely limit ray tracing performance.

Benchmark scores reflect the GPU’s entry-level positioning. The Passmark G3D score of 7673 places it in the 35th percentile of all GPUs, with nearest rivals including the NVIDIA GeForce GTX 770M at 6000 (0% delta), the NVIDIA RTX PRO 6000 Blackwell Server at 5996 (0.1% delta), and the AMD FirePro W4100 at 5987 (0.2% delta). The 3DMark Steel Nomad DX12 score of 176 and Geekbench OpenCL score of 32011 indicate limited DirectX 12 performance.

The GPU’s FP32 performance is 3.565 TFLOPS, with FP16 performance of 7.130 TFLOPS (2:1 ratio). The pixel rate is 74.27 GPixel/s, and the texture rate is 111.4 GTexel/s. These specifications suggest the GPU is capable of 1080p gaming at low to medium settings for less demanding titles, but will struggle with modern AAA games. The GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, ensuring API compatibility, but the hardware is end-of-life with a production status of End-of-life.

Usage Scenarios

High-refresh gaming: This scenario is not viable with the RX 6400. The GPU’s Passmark DirectX 12 score of 30 and 4 GB VRAM limit frame rates far below high-refresh thresholds. At 1080p with low settings, competitive titles may achieve playable frame rates, but the CPU’s 94th percentile performance does not compensate for the GPU’s 35th percentile ranking.

Streaming: The CPU can handle encoding via software, with the Cinebench R23 multicore score of 33440.5 providing ample headroom for x264 or x265 encoding while gaming. However, the GPU’s limited performance means games must run at low settings, reducing stream quality. The Passmark data encryption score of 40091 indicates strong cryptographic performance, useful for secure streaming protocols.

Video editing: CPU-bound editing workflows will perform well. The Passmark floating-point math score of 134222 and multi-thread score of 52392 support rendering timelines and applying CPU-based effects. GPU-accelerated effects and color grading will be slow due to the RX 6400’s low compute performance of 3.565 TFLOPS.

3D rendering: CPU rendering in applications like Blender Cycles or V-Ray will be strong, with the 20 cores and 28 threads providing substantial parallel processing. The Cinebench R23 multicore score of 33440.5 confirms this. GPU rendering will be limited to simple scenes due to the RX 6400’s 768 shading units and 128.0 GB/s bandwidth.

Software development: Compilation and code analysis benefit from the CPU’s integer math score of 182876 and data compression score of 695234. Running multiple virtual machines or containers is feasible with 28 threads. The GPU is sufficient for integrated development environment rendering and basic graphical debugging.

Student and office work: This scenario is fully supported. The CPU’s single-thread score of 4472 in Passmark and Geekbench single-core score of 2569 handle document processing, spreadsheets, and web browsing. The GPU’s 2D score of 722 in Passmark is adequate for desktop rendering, and the 4 GB VRAM is more than enough for office applications.

FAQ

Q: What is the primary bottleneck in this CPU+GPU pairing?

A: The GPU is the limiting factor. The RX 6400 sits in the 35th percentile of all GPUs, while the i7-14700K sits in the 94th percentile of all CPUs. In GPU-bound tasks like gaming and GPU-accelerated rendering, the RX 6400 constrains performance regardless of CPU capability.

Q: Can this system run modern games at high settings?

A: No. The RX 6400 has 4 GB of GDDR6 memory on a 64-bit bus with 128.0 GB/s bandwidth, and a Passmark DirectX 12 score of 30. This is insufficient for modern games at high settings; low settings at 1080p are the realistic ceiling.

Q: Is the i7-14700K overkill for this GPU?

A: Yes. The CPU’s average benchmark score of 69355 places it in the 94th percentile, with rivals like the AMD Ryzen 9 7950X within -0.2%. This level of processing power is wasted in gaming scenarios where the GPU’s 35th percentile performance caps frame rates.

Q: What memory types does this platform support?

A: The Intel Socket 1700 platform supports dual-channel DDR4 and DDR5 memory. The CPU also supports ECC memory, which is uncommon for consumer desktop processors.

Q: What power supply is recommended for the GPU?

A: The RX 6400 has a suggested PSU of 250 W. The GPU has no power connectors, drawing all power from the PCIe slot, and has a TDP of 53 W.

Q: Does the CPU have integrated graphics?

A: Yes, the i7-14700K includes UHD Graphics 770. This provides a display output and basic graphical capability, but it is not suitable for gaming or GPU-accelerated workloads.

Q: What is the CPU’s socket and upgrade path?

A: The CPU uses Intel Socket 1700 and provides PCIe Gen 5 with 16 lanes. A GPU upgrade is the most sensible path, as the CPU can drive much more powerful graphics cards without becoming a bottleneck.

Build Overview

This is a desktop class build combining the Intel Core i7-14700K with the AMD Radeon RX 6400. The CPU is a 20-core, 28-thread processor with a boost clock of 5.60 GHz, placing it in the 94th percentile of all CPUs. The GPU is a 4 GB GDDR6 card with 768 shading units, placing it in the 35th percentile of all GPUs. The combined percentile for this pairing is 65, reflecting the high CPU contribution and low GPU contribution to overall performance.

The system is fundamentally a CPU-centric workstation with a basic graphics card for display output and light graphical tasks. The CPU’s average benchmark score of 69355 is competitive with high-end desktop processors, while the GPU’s average score of 6001 is entry-level. This pairing is not balanced for gaming or GPU-accelerated workloads, but it excels in CPU-intensive tasks such as software development, data processing, and CPU-based rendering.

Benchmark Performance

The CPU benchmarks show a processor at the top of its class. The Cinebench R23 multicore score is 33440.5, and the single-core score is 2160. Geekbench multi-core scores 20767, and single-core scores 2569. Passmark tests show multi-thread performance of 52392, single-thread performance of 4472, data compression of 695234, data encryption of 40091, and floating-point math of 134222. The CPU’s percentile rank is 94, with an average benchmark score of 69355.

The GPU benchmarks are modest. The 3DMark Steel Nomad DX12 score is 176, Geekbench OpenCL scores 32011, and Geekbench Vulkan scores 16372. Passmark G3D scores 7673, DirectX 11 scores 70, and DirectX 12 scores 30. The GPU’s percentile rank is 35, with an average benchmark score of 6001. The combined picture is a system with exceptional processing capability and minimal graphics throughput, making it suitable for compute-heavy tasks but not for graphics-intensive applications.

Gaming Performance

No measured FPS data exists for this exact CPU+GPU combination. The FACT PACK contains no measuredFps rows for this pairing, so all frame rate discussions are estimates derived from the benchmark scores. With the CPU in the 94th percentile and the GPU in the 35th percentile, gaming performance is entirely dictated by the RX 6400.

At 1080p with low settings, the GPU’s Passmark DirectX 12 score of 30 and 4 GB VRAM suggest that esports titles and older games may achieve playable frame rates. The CPU’s strong single-core performance, evidenced by a Geekbench single-core score of 2569, ensures consistent frame delivery. However, modern AAA games will struggle, with the GPU’s 3.565 TFLOPS FP32 performance and 128.0 GB/s bandwidth proving inadequate for high-refresh-rate gaming. At 1440p or 4K, the GPU is insufficient for any modern title, and the system should be limited to 1080p low-settings play. These are estimates only, as no measured FPS data is available for this configuration.

Rate My PC: Intel Core i7-14700K + AMD Radeon RX 6400

Apex Performer

System Balance Analysis

Intel Core i7-14700K

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

Balance and Bottleneck

Upgrade Path and Platform

CPU Analysis

Who Should Build It

GPU Analysis

Usage Scenarios

FAQ

Build Overview

Benchmark Performance

Gaming Performance

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

Related Processors

Related Graphics Cards

Compare Your CPU

Compare Your GPU

Related PC Builds

Same CPU with Different GPUs

Same GPU with Different CPUs

Other Popular Builds