CPU
GPU
Pentium G6951
Phenom II X4 P920
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 G6951 is positioned at rank 892 and the Phenom II X4 P920 is on rank 483, so the Phenom II X4 P920 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium G6951
Performance Per Dollar Phenom II X4 P920
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium G6951 | Phenom II X4 P920 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($50) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Clarkdale (2010−2011) / 32 nm) | 🛑 Legacy (Champlain (2010−2011) / 45 nm) |
💎 Value Proposition
| Insight | Pentium G6951 | Phenom II X4 P920 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($50) | ✅ 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 G6951 and Phenom II X4 P920
Pentium G6951
The Pentium G6951 is manufactured by Intel. It was released in 1 September 2010 (15 years ago). It is based on the Clarkdale (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1156. Thermal design power (TDP): 73 Watt. Memory support: DDR3. Passmark benchmark score: 1,383 points. Launch price was $94.
Phenom II X4 P920
The Phenom II X4 P920 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 4 cores and 4 threads. Max frequency: 1.6 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1g4. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 1,395 points. Launch price was $149.
Processing Power
The Pentium G6951 packs 2 cores / 2 threads, while the Phenom II X4 P920 offers 4 cores / 4 threads — the Phenom II X4 P920 has 2 more cores. Boost clocks reach 2.8 GHz on the Pentium G6951 versus 1.6 GHz on the Phenom II X4 P920 — a 54.5% clock advantage for the Pentium G6951. The Pentium G6951 uses the Clarkdale (2010−2011) architecture (32 nm), while the Phenom II X4 P920 uses Champlain (2010−2011) (45 nm). In PassMark, the Pentium G6951 scores 1,383 against the Phenom II X4 P920's 1,395 — a 0.9% lead for the Phenom II X4 P920.
| Feature | Pentium G6951 | Phenom II X4 P920 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 2.8 GHz+75% | 1.6 GHz |
| Base Clock | 2.8 GHz | — |
| L3 Cache | 3 MB (total) | — |
| L2 Cache | 256 kB (per core) | 2 MB+700% |
| Process | 32 nm-29% | 45 nm |
| Architecture | Clarkdale (2010−2011) | Champlain (2010−2011) |
| PassMark | 1,383 | 1,395 |
Memory & Platform
The Pentium G6951 uses the LGA1156 socket (PCIe 2.0), while the Phenom II X4 P920 uses S1g4 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium G6951 | Phenom II X4 P920 |
|---|---|---|
| Socket | LGA1156 | S1g4 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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