CPU
GPU
A6 PRO-7400B
Core Duo T2500
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 A6 PRO-7400B is positioned at rank 559 and the Core Duo T2500 is on rank 943, so the A6 PRO-7400B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A6 PRO-7400B
Performance Per Dollar Core Duo T2500
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A6 PRO-7400B | Core Duo T2500 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Kaveri (2014−2015) / 28 nm) | 🛑 Legacy (Yonah (2005−2006) / 65 nm) |
💎 Value Proposition
| Insight | A6 PRO-7400B | Core Duo T2500 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 A6 PRO-7400B and Core Duo T2500
A6 PRO-7400B
The A6 PRO-7400B is manufactured by AMD. It was released in 31 July 2014 (11 years ago). It is based on the Kaveri (2014−2015) architecture. It features 2 cores and 2 threads. Base frequency is 3.5 GHz, with boost up to 3.9 GHz. L2 cache: 1024 kB. Built on 28 nm process technology. Socket: FM2+. Thermal design power (TDP): 65 Watt. Memory support: DDR3-1866. Passmark benchmark score: 1,640 points. Launch price was $69.
Core Duo T2500
The Core Duo T2500 is manufactured by Intel. It was released in Janeiro 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,621 points. Launch price was $120.
Processing Power
Both the A6 PRO-7400B and Core Duo T2500 share an identical 2-core/2-thread configuration. Boost clocks reach 3.9 GHz on the A6 PRO-7400B versus 2 GHz on the Core Duo T2500 — a 64.4% clock advantage for the A6 PRO-7400B (base: 3.5 GHz vs 2 GHz). The A6 PRO-7400B uses the Kaveri (2014−2015) architecture (28 nm), while the Core Duo T2500 uses Yonah (2005−2006) (65 nm). In PassMark, the A6 PRO-7400B scores 1,640 against the Core Duo T2500's 1,621 — a 1.2% lead for the A6 PRO-7400B.
| Feature | A6 PRO-7400B | Core Duo T2500 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 3.9 GHz+95% | 2 GHz |
| Base Clock | 3.5 GHz+75% | 2 GHz |
| L3 Cache | — | 0 kB |
| L2 Cache | 1024 kB | 2 MB+100% |
| Process | 28 nm-57% | 65 nm |
| Architecture | Kaveri (2014−2015) | Yonah (2005−2006) |
| PassMark | 1,640+1% | 1,621 |
Memory & Platform
The A6 PRO-7400B uses the FM2+ socket (PCIe 3.0), while the Core Duo T2500 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A6 PRO-7400B versus DDR2-667 on the Core Duo T2500 — the A6 PRO-7400B supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A6 PRO-7400B supports up to 64 GB of RAM compared to 4 GB — 176.5% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A6 PRO-7400B) vs 0 (Core Duo T2500) — the A6 PRO-7400B offers 16 more lanes for additional GPUs or NVMe drives.
| Feature | A6 PRO-7400B | Core Duo T2500 |
|---|---|---|
| Socket | FM2+ | PGA478 |
| PCIe Generation | PCIe 3.0+173% | PCIe 1.1 |
| Max RAM Speed | DDR3-1866+50% | DDR2-667 |
| Max RAM Capacity | 64 GB+1500% | 4 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Virtualization: not specified (A6 PRO-7400B) / VT-x (Core Duo T2500). The A6 PRO-7400B includes integrated graphics (AMD Radeon R5), while the Core Duo T2500 requires a dedicated GPU. Primary use case: Core Duo T2500 targets Mobile.
| Feature | A6 PRO-7400B | Core Duo T2500 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon R5 | — |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Mobile |
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