SYSTEM ANALYZER

Rate My PC: Intel Core Ultra 5 245K + NVIDIA GeForce RTX 4080

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

96 / 100
ULTIMATE READY

Apex Performer

Top 4% 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
95%
VS
GPU
97%
PROCESSOR

Intel Core Ultra 5 245K

54,053 Benchmark Score
Top 5% Market Ranking
View Full Specs →
GRAPHICS CARD

NVIDIA GeForce RTX 4080

54,247 Benchmark Score
Top 3% 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

# Intel Core Ultra 5 245K + NVIDIA GeForce RTX 4080: A High-Bandwidth Desktop Analysis

This pairing combines Intel's Arrow Lake desktop architecture with NVIDIA's Ada Lovelace flagship-tier GPU, creating a system that sits at the 89th combined percentile across all benchmarked configurations. The data reveals a platform built for high-throughput workloads and demanding visual applications, yet the absence of measured FPS data for this exact combination means all gaming performance assessments must be framed as estimates derived from the individual component benchmark scores.

Upgrade Path and Platform

The Intel Core Ultra 5 245K utilizes the Intel Socket 1851, which is the foundation for the Core Ultra Series 2 generation. This socket supports DDR5 memory in a dual-channel configuration, delivering a memory bandwidth of 102.4 GB/s — a figure that positions the platform for memory-intensive applications without the complexity of quad-channel setups. ECC memory support is present, which is a notable feature for workstation-oriented builds where data integrity takes priority over raw speed.

The CPU provides PCIe Gen 5 with 20 lanes from the processor itself, offering substantial bandwidth for modern storage devices and expansion cards. The RTX 4080, by contrast, operates on a PCIe 4.0 x16 interface, meaning the GPU will not saturate the available CPU lanes but does benefit from the full x16 connection. This is a forward-looking platform where a future GPU upgrade to a PCIe 5.0 card would be possible without changing the motherboard.

Power delivery requirements are significant. The CPU carries a 125 W TDP, while the GPU demands 320 W, and the suggested PSU for the graphics card alone is 700 W. Combining these two components in a single system implies that a robust power supply is essential, though the exact combined wattage is not specified in the data. The RTX 4080 requires a single 16-pin power connector, which simplifies cabling compared to multi-connector designs.

A sensible next upgrade path from this configuration would involve moving to a higher-tier Core Ultra processor on the same socket, given that the 245K is positioned as an Ultra 5 part. The unlocked multiplier on the 245K also allows for overclocking headroom, potentially extending the platform's lifespan without a full system rebuild. Storage upgrades to PCIe Gen 5 NVMe drives would leverage the CPU's lane allocation, and memory capacity increases within the dual-channel DDR5 framework remain straightforward.

Balance and Bottleneck

The performance balance between the Core Ultra 5 245K and the RTX 4080 is best understood through their respective percentile standings. The CPU sits at the 91st percentile among all CPUs, while the GPU ranks at the 86th percentile among all GPUs. This close alignment suggests that neither component dramatically outclasses the other in a way that would create a severe bottleneck in most workloads.

However, the data shows distinct strengths that point to workload-specific limitations. The CPU's PassMark multithread score of 43,047 and single-thread score of 4,714 indicate a processor that handles both lightly-threaded and heavily-parallel tasks competently. The GPU's PassMark G3D score of 34,457 and compute score of 20,671 reveal a graphics card that excels in rasterization and compute-heavy rendering tasks.

For gaming at high resolutions, the GPU is likely the primary constraint, as the RTX 4080's performance ceiling in traditional rasterization will be tested by demanding titles. The CPU's single-core performance, evidenced by a Cinebench R23 single-core score of 2,132, should keep up with game logic and physics in most scenarios. Conversely, in CPU-bound scenarios like data compression (458,817 in PassMark) or encryption (33,286), the GPU has no role, and the processor becomes the sole determinant of performance.

The 14-core, 14-thread configuration of the 245K is notable because it lacks hyperthreading, meaning each core handles exactly one thread. This simplifies scheduling but could limit performance in highly parallel workloads that benefit from additional threads per core. The benchmark data shows this is not a crippling limitation, as the multi-threaded scores remain competitive, but it does suggest that the CPU may be the limiting factor in extremely threaded productivity tasks.

CPU Analysis

The Intel Core Ultra 5 245K is built on the Arrow Lake architecture, manufactured on a 3 nm process by TSMC. This process node is among the most advanced available, contributing to a transistor count of 17,800 million within a 243 mm² die. The architecture represents Intel's shift to a tiled design approach, though the specific tile configuration is not detailed in the data.

The processor features 14 cores and 14 threads, with a base clock of 4.20 GHz and a boost clock of 5.20 GHz. The absence of hyperthreading means that the core count equals the thread count, which is a deliberate design choice that prioritizes power efficiency and thermal management over speculative threading gains. The cache hierarchy includes 192 KB of L1 per core, 3 MB of L2 per core, and 24 MB of shared L3 cache.

Benchmark results paint a clear picture of the CPU's capabilities. In Cinebench R23, the multi-core score of 25,066 and single-core score of 2,132 indicate strong performance in both rendering and everyday responsiveness. The R20 scores of 15,368 multi-core and 2,169 single-core follow a similar pattern. These results suggest that the CPU excels in content creation tasks like video encoding and 3D rendering, where multi-core performance is paramount.

The PassMark suite provides additional insight into specialized workloads. Integer math scores of 98,524 and floating-point math of 130,678 show that the CPU handles both integer and floating-point operations with competence, though floating-point performance is notably stronger. Extended instructions score of 37,617 indicates solid SIMD and vector processing capabilities, which benefit scientific computing and multimedia workloads. Data encryption at 33,286 and compression at 458,817 round out a profile that suggests strong general-purpose computing.

The integrated Arc Xe-LPG Graphics with 64 execution units provides a basic display output capability, though for this build configuration, the discrete RTX 4080 handles all graphics duties. The CPU's 3 nm process node contributes to power efficiency, and the 125 W TDP is modest for a desktop processor with this level of performance.

Who Should Build It

The performance characteristics of this pairing make it suitable for several distinct user profiles. Gamers targeting high-refresh-rate 1440p or 4K gaming would benefit from the RTX 4080's strong rasterization performance, though the lack of measured FPS data means exact frame rates are uncertain. The CPU's single-core performance ensures that game logic and physics calculations are handled efficiently.

Content creators working with video editing, 3D rendering, or graphic design would find the combination of the CPU's multi-core strength and the GPU's compute capabilities compelling. The Cinebench R23 multi-core score of 25,066 indicates solid rendering performance, while the GPU's 48.74 TFLOPS of FP32 throughput accelerates GPU-accelerated effects and rendering.

Software developers compiling large codebases or running virtual machines would benefit from the 14 cores and 24 MB of L3 cache. The PassMark extended instructions score of 37,617 suggests strong performance in vectorized code, which is common in modern applications. Students in engineering or computer science programs would find the platform capable of handling coursework, though the high-end GPU may be overkill for purely academic workloads.

Small business workstations requiring ECC memory support would find the 245K's ECC capability valuable for data integrity in financial or database applications. The dual-channel DDR5 memory at 102.4 GB/s provides ample bandwidth for office productivity and light server duties.

Benchmark Performance

The CPU achieves an average benchmark score of 54,053, placing it at the 91st percentile among all CPUs. The nearest rivals provide context for this performance. The Intel Xeon 6505P scores 53,701, a 0.7% delta, indicating near-identical performance. The Intel Core i7-14700F scores 53,620, a 0.8% delta, showing the 245K holds a slight edge. The Intel Xeon Phi 7290 scores 53,469, a 1.1% delta. Interestingly, the AMD Ryzen 9 9900X3D scores 54,762, which is 1.3% higher than the 245K, showing that the Ultra 5 competes closely with a high-end AMD part in average benchmark terms.

The GPU achieves an average benchmark score of 54,247, placing it at the 86th percentile among all GPUs. The nearest rival is the NVIDIA GeForce RTX 4080 SUPER with a score of 54,209, a 0.1% delta — essentially a statistical tie. The AMD Radeon Pro W5700X scores 54,828, which is 1.1% higher, while the AMD Radeon RX 6750 GRE 12 GB scores 55,698, a 2.6% advantage. The AMD Radeon 8060S scores 55,757, 2.7% higher. These deltas show that the RTX 4080 sits competitively within its class, though several AMD alternatives outperform it in the average benchmark metric.

In specific GPU tests, the 3DMark Steel Nomad DX12 score of 6,567 demonstrates strong DirectX 12 performance. Geekbench OpenCL score of 214,739 and Vulkan score of 263,779 indicate robust compute capabilities across different APIs. PassMark G3D score of 34,457 confirms strong rasterization performance, while the G2D score of 1,239 suggests the GPU is less optimized for 2D tasks, though this is rarely a concern for modern workloads.

FAQ

Q: Does the Intel Core Ultra 5 245K support ECC memory?

A: Yes, the CPU supports ECC memory, which is a significant feature for workstation builds requiring data integrity.

Q: What is the memory configuration for this CPU?

A: The CPU supports dual-channel DDR5 memory with a bandwidth of 102.4 GB/s, and it does not support DDR4.

Q: How does the RTX 4080 compare to the RTX 4080 SUPER?

A: The RTX 4080 scores 54,247 on average, while the RTX 4080 SUPER scores 54,209, a difference of 0.1%. The two cards are effectively tied in benchmark performance.

Q: What is the PCIe version supported by the GPU?

A: The RTX 4080 uses a PCIe 4.0 x16 interface, while the CPU provides 20 lanes of PCIe Gen 5.

Q: Is the CPU multiplier unlocked for overclocking?

A: Yes, the multiplier is unlocked, allowing for overclocking within the socket's power and thermal limits.

Q: What is the process node for the CPU and GPU?

A: The CPU is manufactured on a 3 nm process by TSMC, while the GPU uses a 5 nm process also by TSMC.

Q: How many display outputs does the RTX 4080 have?

A: The GPU features 1x HDMI 2.1 and 3x DisplayPort 1.4a outputs.

Gaming Performance

The FACT PACK contains no measured FPS data for this exact CPU+GPU combination, and the `dataIsMeasured` field is false. Therefore, all gaming performance figures discussed here are estimates derived from the benchmark scores and should be treated as approximations rather than verified results.

The RTX 4080's benchmark scores provide a basis for estimating gaming performance. The 3DMark Steel Nomad DX12 score of 6,567 suggests strong performance in modern DirectX 12 titles, which are the majority of recent AAA releases. The PassMark G3D score of 34,457 indicates the GPU can handle demanding rasterization workloads at high settings. The GPU's 16 GB of GDDR6X memory with 716.8 GB/s bandwidth ensures that high-resolution textures and large assets do not cause memory bottlenecks.

The CPU's contribution to gaming performance is equally important. The Cinebench R23 single-core score of 2,132 suggests that the 245K can handle game logic and physics without becoming a limiting factor. The 14 cores provide ample headroom for background tasks like streaming or recording while gaming. The PassMark single-thread score of 4,714 reinforces the CPU's capability in latency-sensitive workloads.

For 1080p gaming, the CPU is likely to be the primary driver of performance, with the GPU having significant headroom. At 1440p and 4K, the GPU becomes increasingly dominant, and the RTX 4080's strong rasterization performance should deliver high frame rates in most titles, though exact numbers cannot be stated without measured data.

Build Overview

This is a desktop-class build combining the Intel Core Ultra 5 245K with the NVIDIA GeForce RTX 4080. The combined percentile ranking of 89 places this configuration in the upper tier of all benchmarked systems, though not at the absolute top. The CPU's 91st percentile and GPU's 86th percentile indicate a well-balanced pairing where neither component dramatically outperforms the other.

The build class is desktop, meaning it is designed for stationary use with the expectation of a dedicated power supply and cooling solution. The GPU's triple-slot form factor requires a case with sufficient clearance, and the 310 mm length should fit in most mid-tower and full-tower cases. The single 16-pin power connector simplifies installation but requires a PSU with the appropriate connector or an adapter.

The CPU's production status is active, meaning it is currently available for purchase and ongoing support. The GPU's production status is end-of-life, with the GeForce 40-series being succeeded by the GeForce 50-series. This does not diminish the RTX 4080's current performance but does imply that it may become harder to find new in the future.

GPU Analysis

The NVIDIA GeForce RTX 4080 is built on the Ada Lovelace architecture using the AD103 chip, manufactured on a 5 nm process by TSMC. The GPU contains 45,900 million transistors within a 379 mm² die, resulting in a transistor density of 121.1 million per square millimeter. This high density enables the GPU to pack significant compute resources into a relatively compact die.

The memory subsystem consists of 16 GB of GDDR6X on a 256-bit bus, delivering a bandwidth of 716.8 GB/s. The memory clock is 1400 MHz, with an effective data rate of 22.4 Gbps. This bandwidth is sufficient for 4K gaming and heavy compute workloads, though it is lower than some higher-end cards in the same generation.

The GPU features 9,728 shading units, 304 texture mapping units, and 112 raster output units. The texture rate of 761.5 GTexel/s and pixel rate of 280.6 GPixel/s indicate strong performance in texture-heavy and fill-rate-limited scenarios. The 76 ray tracing cores and 304 tensor cores provide hardware acceleration for ray-traced lighting and AI-based features like DLSS, though exact frame rate impacts are not quantified in the data.

Compute performance is substantial, with FP32 throughput of 48.74 TFLOPS and FP16 throughput of 48.74 TFLOPS at a 1:1 ratio. This makes the GPU well-suited for scientific computing, machine learning inference, and GPU-accelerated rendering. The PassMark GPU compute score of 20,671 and Geekbench OpenCL score of 214,739 confirm strong compute capabilities across different APIs.

The GPU's base clock is 2205 MHz with a boost clock of 2505 MHz, providing a solid performance envelope. The TDP of 320 W is high, requiring adequate cooling and a suggested PSU of 700 W. The triple-slot design indicates a substantial cooling solution, which is necessary to manage the thermal output of the AD103 chip.

Usage Scenarios

High-refresh gaming: The RTX 4080's strong rasterization performance, evidenced by a PassMark G3D score of 34,457, combined with the CPU's single-core score of 4,714, suggests this build can drive high-refresh-rate monitors at 1440p or potentially 4K in less demanding titles. The 16 GB memory capacity ensures smooth texture streaming in modern games.

Streaming: The GPU's 304 tensor cores enable hardware-accelerated encoding, which offloads streaming overhead from the CPU. The CPU's 14 cores provide additional headroom for simultaneous gaming and encoding, though the lack of hyperthreading may limit multi-tasking in extremely demanding scenarios.

Video editing: The CPU's Cinebench R23 multi-core score of 25,066 provides solid performance for video encoding and rendering, while the GPU's 48.74 TFLOPS FP32 accelerates effects and color grading. The 102.4 GB/s memory bandwidth supports large project files.

3D rendering: The CPU's multi-core performance in Cinebench benchmarks indicates strong CPU-based rendering capability, while the GPU's compute scores enable GPU-accelerated rendering in applications like Blender or Octane. The 16 GB VRAM handles complex scenes without memory overflow.

Software development: The 14 cores and 24 MB L3 cache provide responsive compilation times and smooth operation in IDEs. The ECC memory support adds reliability for long-running build processes. PassMark extended instructions score of 37,617 benefits code that leverages SIMD operations.

Student and office work: This build is significantly overprovisioned for standard office tasks, but the fast single-core performance ensures snappy application responsiveness. The integrated graphics provide a fallback if the discrete GPU encounters issues, though the discrete GPU dominates all visual workloads.