CPU
GPU
FX-8300
Xeon E5-2620
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 FX-8300 is positioned at rank 639 and the Xeon E5-2620 is on rank 722, so the FX-8300 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar FX-8300
Performance Per Dollar Xeon E5-2620
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | FX-8300 | Xeon E5-2620 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($50) | ⚠️ Higher cost ($89) |
| Longevity | 🛑 Legacy (Vishera (2012−2015) / 32 nm) | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) |
💎 Value Proposition
| Insight | FX-8300 | Xeon E5-2620 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+78%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($50) | ⚠️ Higher cost ($89) |
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-8300 and Xeon E5-2620
FX-8300
The FX-8300 is manufactured by AMD. It was released in 23 October 2012 (13 years ago). It is based on the Vishera (2012−2015) architecture. It features 8 cores and 8 threads. Base frequency is 3.3 GHz, with boost up to 4.2 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: 5,333 points. Launch price was $149.
Xeon E5-2620
The Xeon E5-2620 is manufactured by Intel. It was released in 6 March 2012 (13 years ago). It is based on the Sandy Bridge-EP (2012) architecture. It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 2.5 GHz. L3 cache: 15360 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 5,328 points. Launch price was $36.
Processing Power
The FX-8300 packs 8 cores / 8 threads, while the Xeon E5-2620 offers 6 cores / 12 threads — the FX-8300 has 2 more cores. Boost clocks reach 4.2 GHz on the FX-8300 versus 2.5 GHz on the Xeon E5-2620 — a 50.7% clock advantage for the FX-8300 (base: 3.3 GHz vs 2 GHz). The FX-8300 uses the Vishera (2012−2015) architecture (32 nm), while the Xeon E5-2620 uses Sandy Bridge-EP (2012) (32 nm). In PassMark, the FX-8300 scores 5,333 against the Xeon E5-2620's 5,328 — a 0.1% lead for the FX-8300.
| Feature | FX-8300 | Xeon E5-2620 |
|---|---|---|
| Cores / Threads | 8 / 8+33% | 6 / 12 |
| Boost Clock | 4.2 GHz+68% | 2.5 GHz |
| Base Clock | 3.3 GHz+65% | 2 GHz |
| L3 Cache | — | 15360 kB (total) |
| L2 Cache | 8192 kB+3100% | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Vishera (2012−2015) | Sandy Bridge-EP (2012) |
| PassMark | 5,333 | 5,328 |
Memory & Platform
The FX-8300 uses the AM3+ socket (PCIe 2.0), while the Xeon E5-2620 uses LGA2011 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | FX-8300 | Xeon E5-2620 |
|---|---|---|
| Socket | AM3+ | LGA2011 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | — | DDR3-1333 |
| Max RAM Capacity | — | 384 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 40 |
Value Analysis
The FX-8300 launched at $197 MSRP, while the Xeon E5-2620 debuted at $360. At current prices ($50 vs $89), the FX-8300 is $39 cheaper. In terms of value (PassMark points per dollar), the FX-8300 delivers 106.7 pts/$ vs 59.9 pts/$ for the Xeon E5-2620 — making the FX-8300 the 56.2% better value option.
| Feature | FX-8300 | Xeon E5-2620 |
|---|---|---|
| MSRP | $197-45% | $360 |
| Avg Price (30d) | $50-44% | $89 |
| Performance per Dollar | 106.7+78% | 59.9 |
| Release Date | 2012 | 2012 |
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