Core i3-9350KF vs Core i7-5775C
Core i3-9350KF
Core i7-5775C
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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-9350KF
Performance Per Dollar Core i7-5775C
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-9350KF | Core i7-5775C |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($80) | ⚠️ Higher cost ($150) |
| Longevity | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i3-9350KF | Core i7-5775C |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+85%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($80) | ⚠️ Higher cost ($150) |
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 Core i3-9350KF and Core i7-5775C
Core i3-9350KF
The Core i3-9350KF is manufactured by Intel. It was released in 8 January 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 4 cores and 4 threads. Base frequency is 4 GHz, with boost up to 4.6 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR4-2400. Passmark benchmark score: 7,602 points. Launch price was $173.
Core i7-5775C
The Core i7-5775C is manufactured by Intel. It was released in 15 May 2015 (10 years ago). It is based on the Broadwell (2015−2019) architecture. It features 4 cores and 8 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 7,688 points. Launch price was $366.
Processing Power
The Core i3-9350KF packs 4 cores / 4 threads, matching the Core i7-5775C's 4 cores. Boost clocks reach 4.6 GHz on the Core i3-9350KF versus 3.7 GHz on the Core i7-5775C — a 21.7% clock advantage for the Core i3-9350KF (base: 4 GHz vs 3.3 GHz). The Core i3-9350KF uses the Coffee Lake (2017−2019) architecture (14 nm), while the Core i7-5775C uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i3-9350KF scores 7,602 against the Core i7-5775C's 7,688 — a 1.1% lead for the Core i7-5775C. Both processors carry 6 MB (total) of L3 cache.
| Feature | Core i3-9350KF | Core i7-5775C |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 4.6 GHz+24% | 3.7 GHz |
| Base Clock | 4 GHz+21% | 3.3 GHz |
| L3 Cache | 6 MB (total) | 6 MB (total) |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake (2017−2019) | Broadwell (2015−2019) |
| PassMark | 7,602 | 7,688+1% |
Memory & Platform
The Core i3-9350KF uses the LGA1151 socket (PCIe 3.0), while the Core i7-5775C uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i3-9350KF | Core i7-5775C |
|---|---|---|
| Socket | LGA1151 | LGA1150 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
Value Analysis
The Core i3-9350KF launched at $173 MSRP, while the Core i7-5775C debuted at $366. At current prices ($80 vs $150), the Core i3-9350KF is $70 cheaper. In terms of value (PassMark points per dollar), the Core i3-9350KF delivers 95.0 pts/$ vs 51.3 pts/$ for the Core i7-5775C — making the Core i3-9350KF the 59.8% better value option.
| Feature | Core i3-9350KF | Core i7-5775C |
|---|---|---|
| MSRP | $173-53% | $366 |
| Avg Price (30d) | $80-47% | $150 |
| Performance per Dollar | 95.0+85% | 51.3 |
| Release Date | 2019 | 2015 |
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