
Core i7-2700K vs Core i5-5675C

Core i7-2700K

Core i5-5675C
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 Core i7-2700K is positioned at rank 863 and the Core i5-5675C is on rank 784, so the Core i5-5675C offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-2700K
Performance Per Dollar Core i5-5675C
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-2700K | Core i5-5675C |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($45) | ⚠️ Higher cost ($66) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-2700K | Core i5-5675C |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+47%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($45) | ⚠️ Higher cost ($66) |
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 i7-2700K and Core i5-5675C

Core i7-2700K
The Core i7-2700K is manufactured by Intel. It was released in 24 October 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 5,689 points. Launch price was $514.

Core i5-5675C
The Core i5-5675C 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 4 threads. Base frequency is 3.1 GHz, with boost up to 3.6 GHz. L3 cache: 4 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 5,693 points. Launch price was $149.
Processing Power
The Core i7-2700K packs 4 cores / 8 threads, matching the Core i5-5675C's 4 cores. Boost clocks reach 3.9 GHz on the Core i7-2700K versus 3.6 GHz on the Core i5-5675C — a 8% clock advantage for the Core i7-2700K (base: 3.5 GHz vs 3.1 GHz). The Core i7-2700K uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Core i5-5675C uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i7-2700K scores 5,689 against the Core i5-5675C's 5,693 — a 0.1% lead for the Core i5-5675C. L3 cache: 8 MB (total) on the Core i7-2700K vs 4 MB (total) on the Core i5-5675C.
| Feature | Core i7-2700K | Core i5-5675C |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.9 GHz+8% | 3.6 GHz |
| Base Clock | 3.5 GHz+13% | 3.1 GHz |
| L3 Cache | 8 MB (total)+100% | 4 MB (total) |
| L2 Cache | 256 kB (per core) | 1 MB (per core)+300% |
| Process | 32 nm | 14 nm-56% |
| Architecture | Sandy Bridge (2011−2013) | Broadwell (2015−2019) |
| PassMark | 5,689 | 5,693 |
| Geekbench 6 Single | 701 | — |
Memory & Platform
The Core i7-2700K uses the LGA1155 socket (PCIe 2.0), while the Core i5-5675C uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. Both support up to 32 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes.
| Feature | Core i7-2700K | Core i5-5675C |
|---|---|---|
| Socket | LGA1155 | LGA1150 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333 | DDR3L-1600 |
| Max RAM Capacity | 32 GB | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x (Core i7-2700K) vs VT-x, VT-d (Core i5-5675C). Both include integrated graphics — HD Graphics 3000 (Core i7-2700K) and Iris Pro Graphics 6200 (Core i5-5675C) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-2700K targets Gaming Desktop, Core i5-5675C targets Desktop. Direct competitor: Core i7-2700K rivals FX-8150.
| Feature | Core i7-2700K | Core i5-5675C |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics 3000 | Iris Pro Graphics 6200 |
| Unlocked | Yes | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x, VT-d |
| Target Use | Gaming Desktop | Desktop |
Value Analysis
The Core i7-2700K launched at $332 MSRP, while the Core i5-5675C debuted at $276. At current prices ($45 vs $66), the Core i7-2700K is $21 cheaper. In terms of value (PassMark points per dollar), the Core i7-2700K delivers 126.4 pts/$ vs 86.3 pts/$ for the Core i5-5675C — making the Core i7-2700K the 37.8% better value option.
| Feature | Core i7-2700K | Core i5-5675C |
|---|---|---|
| MSRP | $332 | $276-17% |
| Avg Price (30d) | $45-32% | $66 |
| Performance per Dollar | 126.4+46% | 86.3 |
| Release Date | 2011 | 2015 |
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