CPU
GPU
Pentium G3450
Phenom II X4 920
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 Pentium G3450 is positioned at rank 649 and the Phenom II X4 920 is on rank 289, so the Phenom II X4 920 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium G3450
Performance Per Dollar Phenom II X4 920
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium G3450 | Phenom II X4 920 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($25) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Deneb (2009−2011) / 45 nm) |
💎 Value Proposition
| Insight | Pentium G3450 | Phenom II X4 920 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($25) | ✅ More affordable ($0) |
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 Pentium G3450 and Phenom II X4 920
Pentium G3450
The Pentium G3450 is manufactured by Intel. It was released in 1 May 2014 (11 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 3.4 GHz, with boost up to 3.3 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 53 Watt. Memory support: DDR3. Passmark benchmark score: 2,182 points. Launch price was $175.
Phenom II X4 920
The Phenom II X4 920 is manufactured by AMD. It was released in 8 January 2009 (16 years ago). It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 2,202 points. Launch price was $90.
Processing Power
The Pentium G3450 packs 2 cores / 2 threads, while the Phenom II X4 920 offers 4 cores / 4 threads — the Phenom II X4 920 has 2 more cores. Boost clocks reach 3.3 GHz on the Pentium G3450 versus 2.8 GHz on the Phenom II X4 920 — a 16.4% clock advantage for the Pentium G3450 (base: 3.4 GHz vs 2.8 GHz). The Pentium G3450 uses the Haswell (2013−2015) architecture (22 nm), while the Phenom II X4 920 uses Deneb (2009−2011) (45 nm). In PassMark, the Pentium G3450 scores 2,182 against the Phenom II X4 920's 2,202 — a 0.9% lead for the Phenom II X4 920. L3 cache: 3 MB (total) on the Pentium G3450 vs 6 MB (total) on the Phenom II X4 920.
| Feature | Pentium G3450 | Phenom II X4 920 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 3.3 GHz+18% | 2.8 GHz |
| Base Clock | 3.4 GHz+21% | 2.8 GHz |
| L3 Cache | 3 MB (total) | 6 MB (total)+100% |
| L2 Cache | 256 kB (per core) | 512 kB (per core)+100% |
| Process | 22 nm-51% | 45 nm |
| Architecture | Haswell (2013−2015) | Deneb (2009−2011) |
| PassMark | 2,182 | 2,202 |
Memory & Platform
The Pentium G3450 uses the LGA1150 socket (PCIe 3.0), while the Phenom II X4 920 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium G3450 | Phenom II X4 920 |
|---|---|---|
| Socket | LGA1150 | AM3 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
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