
Processor U300 vs Ryzen 7 7800X3D

Processor U300
Popular choices:

Ryzen 7 7800X3D
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Processor U300 is positioned at rank #488 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Processor U300
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Processor U300 | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($180) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Raptor Lake-U (2023) / 10 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Processor U300 | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+81%) |
| Upfront Cost | ✅ More affordable ($180) | ⚠️ Higher cost ($384) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Processor U300 and Ryzen 7 7800X3D

Processor U300
The Processor U300 is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 5 cores and 6 threads. Base frequency is 1.2 GHz, with boost up to 4.4 GHz. L3 cache: 8 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 8,897 points. Launch price was $193.

Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Processing Power
The Processor U300 packs 5 cores / 6 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Ryzen 7 7800X3D has 3 more cores. Boost clocks reach 4.4 GHz on the Processor U300 versus 5 GHz on the Ryzen 7 7800X3D — a 12.8% clock advantage for the Ryzen 7 7800X3D (base: 1.2 GHz vs 4.4 GHz). The Processor U300 uses the Raptor Lake-U (2023) architecture (10 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Processor U300 scores 8,897 against the Ryzen 7 7800X3D's 34,293 — a 117.6% lead for the Ryzen 7 7800X3D. L3 cache: 8 MB (total) on the Processor U300 vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Processor U300 | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 5 / 6 | 8 / 16+60% |
| Boost Clock | 4.4 GHz | 5 GHz+14% |
| Base Clock | 1.2 GHz | 4.4 GHz+267% |
| L3 Cache | 8 MB (total) | 96 MB (total)+1100% |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | 10 nm | 5 nm-50% |
| Architecture | Raptor Lake-U (2023) | Raphael (Zen4) (2022−2023) |
| PassMark | 8,897 | 34,293+285% |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The Processor U300 uses the FCBGA1744 socket (PCIe 5.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Processor U300 | Ryzen 7 7800X3D |
|---|---|---|
| Socket | FCBGA1744 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | — | DDR5-5200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 28 |
Advanced Features
Virtualization: not specified (Processor U300) / AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Processor U300 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Processor U300 | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | AMD Radeon Graphics (2-core) |
| Unlocked | — | Yes |
| AVX-512 | — | Yes |
| Virtualization | — | AMD-V |
| Target Use | — | Gaming |
Value Analysis
The Processor U300 launched at $193 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($180 vs $384), the Processor U300 is $204 cheaper. In terms of value (PassMark points per dollar), the Processor U300 delivers 49.4 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 57.5% better value option.
| Feature | Processor U300 | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $193-57% | $449 |
| Avg Price (30d) | $180-53% | $384 |
| Performance per Dollar | 49.4 | 89.3+81% |
| Release Date | 2023 | 2023 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.












