
Pentium Dual Core T2390

Phenom II X3 B75
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 Dual Core T2390 is positioned at rank 863 and the Phenom II X3 B75 is on rank 361, so the Phenom II X3 B75 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium Dual Core T2390
Performance Per Dollar Phenom II X3 B75
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium Dual Core T2390 | Phenom II X3 B75 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($5) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) | 🛑 Legacy (Heka (2009−2010) / 45 nm) |
💎 Value Proposition
| Insight | Pentium Dual Core T2390 | Phenom II X3 B75 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($5) | ✅ 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 Dual Core T2390 and Phenom II X3 B75

Pentium Dual Core T2390
The Pentium Dual Core T2390 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Max frequency: 1.86 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,771 points. Launch price was $69.

Phenom II X3 B75
The Phenom II X3 B75 is manufactured by AMD. It was released in 2009-01-01. It is based on the Heka (2009−2010) architecture. It features 3 cores and 3 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 1,783 points. Launch price was $149.
Processing Power
The Pentium Dual Core T2390 packs 2 cores / 2 threads, while the Phenom II X3 B75 offers 3 cores / 3 threads — the Phenom II X3 B75 has 1 more core. Boost clocks reach 1.86 GHz on the Pentium Dual Core T2390 versus 3 GHz on the Phenom II X3 B75 — a 46.9% clock advantage for the Phenom II X3 B75. The Pentium Dual Core T2390 uses the NetBurst (2000−2006) architecture (65 nm), while the Phenom II X3 B75 uses Heka (2009−2010) (45 nm). In PassMark, the Pentium Dual Core T2390 scores 1,771 against the Phenom II X3 B75's 1,783 — a 0.7% lead for the Phenom II X3 B75.
| Feature | Pentium Dual Core T2390 | Phenom II X3 B75 |
|---|---|---|
| Cores / Threads | 2 / 2 | 3 / 3+50% |
| Boost Clock | 1.86 GHz | 3 GHz+61% |
| Base Clock | — | 3 GHz |
| L3 Cache | — | 6 MB (total) |
| L2 Cache | 1 MB+100% | 512 kB (per core) |
| Process | 65 nm | 45 nm-31% |
| Architecture | NetBurst (2000−2006) | Heka (2009−2010) |
| PassMark | 1,771 | 1,783 |
Memory & Platform
The Pentium Dual Core T2390 uses the PGA478 socket (PCIe 1.1), while the Phenom II X3 B75 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium Dual Core T2390 | Phenom II X3 B75 |
|---|---|---|
| Socket | PGA478 | AM3 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
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