CPU
GPU
Core i5-8305G
Core i5-7600K
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 i5-8305G is positioned at rank 896 and the Core i5-7600K is on rank 578, so the Core i5-7600K offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-8305G
Performance Per Dollar Core i5-7600K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-8305G | Core i5-7600K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($350) | ✅ More affordable ($84) |
| Longevity | ✨ Modern (Kaby Lake G (2018) / 14 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-8305G | Core i5-7600K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+317%) |
| Upfront Cost | ⚠️ Higher cost ($350) | ✅ More affordable ($84) |
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 i5-8305G and Core i5-7600K
Core i5-8305G
The Core i5-8305G is manufactured by Intel. It was released in 1 February 2018 (7 years ago). It is based on the Kaby Lake G (2018) architecture. It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 3.8 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA2270. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 6,801 points. Launch price was $149.
Core i5-7600K
The Core i5-7600K is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4.2 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: DDR3, DDR4. Passmark benchmark score: 6,813 points. Launch price was $242.
Processing Power
The Core i5-8305G packs 4 cores / 8 threads, matching the Core i5-7600K's 4 cores. Boost clocks reach 3.8 GHz on the Core i5-8305G versus 4.2 GHz on the Core i5-7600K — a 10% clock advantage for the Core i5-7600K (base: 2.8 GHz vs 3.8 GHz). The Core i5-8305G uses the Kaby Lake G (2018) architecture (14 nm), while the Core i5-7600K uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Core i5-8305G scores 6,801 against the Core i5-7600K's 6,813 — a 0.2% lead for the Core i5-7600K. Both processors carry 6 MB (total) of L3 cache.
| Feature | Core i5-8305G | Core i5-7600K |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.8 GHz | 4.2 GHz+11% |
| Base Clock | 2.8 GHz | 3.8 GHz+36% |
| L3 Cache | 6 MB (total) | 6 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Kaby Lake G (2018) | Kaby Lake (2016−2019) |
| PassMark | 6,801 | 6,813 |
| Cinebench R23 Multi | — | 4,143 |
| Geekbench 6 Single | — | 1,100 |
| Geekbench 6 Multi | — | 3,800 |
Memory & Platform
The Core i5-8305G uses the FCBGA2270 socket (PCIe 3.0), while the Core i5-7600K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i5-8305G | Core i5-7600K |
|---|---|---|
| Socket | FCBGA2270 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2400 |
| Max RAM Capacity | — | 64 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Core i5-8305G) / VT-x, VT-d, EPT (Core i5-7600K). The Core i5-7600K includes integrated graphics (Intel HD Graphics 630), while the Core i5-8305G requires a dedicated GPU. Primary use case: Core i5-7600K targets Gaming/Desktop.
| Feature | Core i5-8305G | Core i5-7600K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics 630 |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Gaming/Desktop |
Value Analysis
The Core i5-8305G launched at $350 MSRP, while the Core i5-7600K debuted at $217. At current prices ($350 vs $84), the Core i5-7600K is $266 cheaper. In terms of value (PassMark points per dollar), the Core i5-8305G delivers 19.4 pts/$ vs 81.1 pts/$ for the Core i5-7600K — making the Core i5-7600K the 122.7% better value option.
| Feature | Core i5-8305G | Core i5-7600K |
|---|---|---|
| MSRP | $350 | $217-38% |
| Avg Price (30d) | $350 | $84-76% |
| Performance per Dollar | 19.4 | 81.1+318% |
| Release Date | 2018 | 2017 |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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