FX-8320E vs Core i7-12700K
FX-8320E
Core i7-12700K
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 FX-8320E is positioned at rank #555 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 FX-8320E
Performance Per Dollar Core i7-12700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | FX-8320E | Core i7-12700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($60) | ⚠️ Higher cost ($285) |
| Longevity | 🛑 Legacy (Vishera (2012−2015) / 32 nm) | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) |
💎 Value Proposition
| Insight | FX-8320E | Core i7-12700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+46%) |
| Upfront Cost | ✅ More affordable ($60) | ⚠️ Higher cost ($285) |
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 FX-8320E and Core i7-12700K
FX-8320E
The FX-8320E is manufactured by AMD. It was released in 2 September 2014 (11 years ago). It is based on the Vishera (2012−2015) architecture. It features 8 cores and 8 threads. Base frequency is 3.2 GHz, with boost up to 4 GHz. L2 cache: 8192 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 4,960 points. Launch price was $147.
Core i7-12700K
The Core i7-12700K is manufactured by Intel. It was released in 4 November 2021 (4 years ago). It is based on the Alder Lake, Golden Cove, Gracemont (2021) architecture. It features 12 cores and 20 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 25 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 34,347 points. Launch price was $409.
Processing Power
The FX-8320E packs 8 cores / 8 threads, while the Core i7-12700K offers 12 cores / 20 threads — the Core i7-12700K has 4 more cores. Boost clocks reach 4 GHz on the FX-8320E versus 5 GHz on the Core i7-12700K — a 22.2% clock advantage for the Core i7-12700K (base: 3.2 GHz vs 3.6 GHz). The FX-8320E uses the Vishera (2012−2015) architecture (32 nm), while the Core i7-12700K uses Alder Lake, Golden Cove, Gracemont (2021) (10 nm). In PassMark, the FX-8320E scores 4,960 against the Core i7-12700K's 34,347 — a 149.5% lead for the Core i7-12700K.
| Feature | FX-8320E | Core i7-12700K |
|---|---|---|
| Cores / Threads | 8 / 8 | 12 / 20+50% |
| Boost Clock | 4 GHz | 5 GHz+25% |
| Base Clock | 3.2 GHz | 3.6 GHz+12% |
| L3 Cache | — | 25 MB (total) |
| L2 Cache | 8192 kB+540% | 1.25 MB (per core) |
| Process | 32 nm | 10 nm-69% |
| Architecture | Vishera (2012−2015) | Alder Lake, Golden Cove, Gracemont (2021) |
| PassMark | 4,960 | 34,347+592% |
| Geekbench 6 Single | 439 | — |
| Geekbench 6 Multi | 1,734 | — |
Memory & Platform
The FX-8320E uses the AM3+ socket (PCIe 2.0), while the Core i7-12700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the FX-8320E versus 4800 on the Core i7-12700K — the Core i7-12700K supports 199.8% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-12700K supports up to 128 of RAM compared to 32 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (FX-8320E) vs 20 (Core i7-12700K) — the Core i7-12700K offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 990FX,AMD 970 (FX-8320E) and Z690,B660 (Core i7-12700K).
| Feature | FX-8320E | Core i7-12700K |
|---|---|---|
| Socket | AM3+ | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
| Max RAM Speed | DDR3-1866 | 4800+159900% |
| Max RAM Capacity | 32 GB+26214300% | 128 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 0 | 20 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Virtualization support: AMD-V (FX-8320E) vs VT-x, VT-d (Core i7-12700K). The Core i7-12700K includes integrated graphics (Intel UHD Graphics 770), while the FX-8320E requires a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X.
| Feature | FX-8320E | Core i7-12700K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel UHD Graphics 770 |
| Unlocked | Yes | Yes |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d |
Value Analysis
The FX-8320E launched at $147 MSRP, while the Core i7-12700K debuted at $409. At current prices ($60 vs $285), the FX-8320E is $225 cheaper. In terms of value (PassMark points per dollar), the FX-8320E delivers 82.7 pts/$ vs 120.5 pts/$ for the Core i7-12700K — making the Core i7-12700K the 37.3% better value option.
| Feature | FX-8320E | Core i7-12700K |
|---|---|---|
| MSRP | $147-64% | $409 |
| Avg Price (30d) | $60-79% | $285 |
| Performance per Dollar | 82.7 | 120.5+46% |
| Release Date | 2014 | 2021 |
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