Phenom II X2 X640 BE vs Core i7-920
Phenom II X2 X640 BE
Core i7-920
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 Phenom II X2 X640 BE is positioned at rank 136 and the Core i7-920 is on rank 997, so the Phenom II X2 X640 BE offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X2 X640 BE
Performance Per Dollar Core i7-920
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X2 X640 BE | Core i7-920 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($79) |
| Longevity | 🛑 Legacy (Champlain (2010−2011) / 45 nm) | 🛑 Legacy (Bloomfield (2008−2010) / 45 nm) |
💎 Value Proposition
| Insight | Phenom II X2 X640 BE | Core i7-920 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($79) |
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 Phenom II X2 X640 BE and Core i7-920
Phenom II X2 X640 BE
The Phenom II X2 X640 BE is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 3.2 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 2,839 points. Launch price was $149.
Core i7-920
The Core i7-920 is manufactured by Intel. It was released in Novembro 2008 (17 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.66 GHz, with boost up to 2.93 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 2,866 points. Launch price was $340.
Processing Power
The Phenom II X2 X640 BE packs 2 cores / 2 threads, while the Core i7-920 offers 4 cores / 8 threads — the Core i7-920 has 2 more cores. Boost clocks reach 3.2 GHz on the Phenom II X2 X640 BE versus 2.93 GHz on the Core i7-920 — a 8.8% clock advantage for the Phenom II X2 X640 BE. The Phenom II X2 X640 BE uses the Champlain (2010−2011) architecture (45 nm), while the Core i7-920 uses Bloomfield (2008−2010) (45 nm). In PassMark, the Phenom II X2 X640 BE scores 2,839 against the Core i7-920's 2,866 — a 0.9% lead for the Core i7-920.
| Feature | Phenom II X2 X640 BE | Core i7-920 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 8+100% |
| Boost Clock | 3.2 GHz+9% | 2.93 GHz |
| Base Clock | — | 2.66 GHz |
| L3 Cache | — | 8 MB (total) |
| L2 Cache | 2 MB+700% | 256 kB (per core) |
| Process | 45 nm | 45 nm |
| Architecture | Champlain (2010−2011) | Bloomfield (2008−2010) |
| PassMark | 2,839 | 2,866 |
Memory & Platform
The Phenom II X2 X640 BE uses the S1 socket (PCIe 2.0), while the Core i7-920 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Phenom II X2 X640 BE | Core i7-920 |
|---|---|---|
| Socket | S1 | LGA1366 |
| 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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