
Pentium 997 vs Phenom X3 8650

Pentium 997

Phenom X3 8650
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 997 is positioned at rank 1104 and the Phenom X3 8650 is on rank 496, so the Phenom X3 8650 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium 997
Performance Per Dollar Phenom X3 8650
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium 997 | Phenom X3 8650 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Toliman (2008) / 65 nm) |
💎 Value Proposition
| Insight | Pentium 997 | Phenom X3 8650 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($10) | ✅ 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 997 and Phenom X3 8650

Pentium 997
The Pentium 997 is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3. Passmark benchmark score: 1,215 points. Launch price was $134.

Phenom X3 8650
The Phenom X3 8650 is manufactured by AMD. It was released in 2009-01-01. It is based on the Toliman (2008) architecture. It features 3 cores and 3 threads. Max frequency: 2.3 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,218 points. Launch price was $149.
Processing Power
The Pentium 997 packs 2 cores / 2 threads, while the Phenom X3 8650 offers 3 cores / 3 threads — the Phenom X3 8650 has 1 more core. Boost clocks reach 1.6 GHz on the Pentium 997 versus 2.3 GHz on the Phenom X3 8650 — a 35.9% clock advantage for the Phenom X3 8650. The Pentium 997 uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Phenom X3 8650 uses Toliman (2008) (65 nm). In PassMark, the Pentium 997 scores 1,215 against the Phenom X3 8650's 1,218 — a 0.2% lead for the Phenom X3 8650. Both processors carry 2 MB (total) of L3 cache.
| Feature | Pentium 997 | Phenom X3 8650 |
|---|---|---|
| Cores / Threads | 2 / 2 | 3 / 3+50% |
| Boost Clock | 1.6 GHz | 2.3 GHz+44% |
| Base Clock | 1.6 GHz | — |
| L3 Cache | 2 MB (total) | 2 MB (total) |
| L2 Cache | 256K (per core) | 512 kB (per core)+100% |
| Process | 32 nm-51% | 65 nm |
| Architecture | Sandy Bridge (2011−2013) | Toliman (2008) |
| PassMark | 1,215 | 1,218 |
Memory & Platform
The Pentium 997 uses the BGA1023 socket (PCIe 2.0), while the Phenom X3 8650 uses AM2+ (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium 997 | Phenom X3 8650 |
|---|---|---|
| Socket | BGA1023 | AM2+ |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
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