Xeon E3-1245 v6 vs Processor U300
Xeon E3-1245 v6
Processor U300
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. Components placed above yours deliver better value for money. The Xeon E3-1245 v6 is positioned at rank 495 and the Processor U300 is on rank 488, so the Processor U300 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E3-1245 v6
Performance Per Dollar Processor U300
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E3-1245 v6 | Processor U300 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
| Longevity | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) | ✨ Modern (Raptor Lake-U (2023) / 10 nm) |
💎 Value Proposition
| Insight | Xeon E3-1245 v6 | Processor U300 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
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 Xeon E3-1245 v6 and Processor U300
Xeon E3-1245 v6
The Xeon E3-1245 v6 is manufactured by Intel. It was released in 28 March 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Base frequency is 3.7 GHz, with boost up to 4.1 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 73 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 8,711 points. Launch price was $284.
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.
Processing Power
The Xeon E3-1245 v6 packs 4 cores / 8 threads, while the Processor U300 offers 5 cores / 6 threads — the Processor U300 has 1 more core. Boost clocks reach 4.1 GHz on the Xeon E3-1245 v6 versus 4.4 GHz on the Processor U300 — a 7.1% clock advantage for the Processor U300 (base: 3.7 GHz vs 1.2 GHz). The Xeon E3-1245 v6 uses the Kaby Lake (2016−2019) architecture (14 nm), while the Processor U300 uses Raptor Lake-U (2023) (10 nm). In PassMark, the Xeon E3-1245 v6 scores 8,711 against the Processor U300's 8,897 — a 2.1% lead for the Processor U300. L3 cache: 8 MB on the Xeon E3-1245 v6 vs 8 MB (total) on the Processor U300.
| Feature | Xeon E3-1245 v6 | Processor U300 |
|---|---|---|
| Cores / Threads | 4 / 8 | 5 / 6+25% |
| Boost Clock | 4.1 GHz | 4.4 GHz+7% |
| Base Clock | 3.7 GHz+208% | 1.2 GHz |
| L3 Cache | 8 MB | 8 MB (total) |
| L2 Cache | 1 MB | 1.25 MB (per core)+25% |
| Process | 14 nm | 10 nm-29% |
| Architecture | Kaby Lake (2016−2019) | Raptor Lake-U (2023) |
| PassMark | 8,711 | 8,897+2% |
Memory & Platform
The Xeon E3-1245 v6 uses the LGA1151 socket (PCIe 3.0), while the Processor U300 uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon E3-1245 v6 | Processor U300 |
|---|---|---|
| Socket | LGA1151 | FCBGA1744 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
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