Core 2 Duo SU7300 vs A6-6400K
Core 2 Duo SU7300
A6-6400K
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 Core 2 Duo SU7300 is positioned at rank 43 and the A6-6400K is on rank 688, so the Core 2 Duo SU7300 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core 2 Duo SU7300
Performance Per Dollar A6-6400K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo SU7300 | A6-6400K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($289) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Penryn (2008−2011) / 45 nm) | 🛑 Legacy (Richland (2013−2014) / 32 nm) |
💎 Value Proposition
| Insight | Core 2 Duo SU7300 | A6-6400K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($289) | ✅ 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 Core 2 Duo SU7300 and A6-6400K
Core 2 Duo SU7300
The Core 2 Duo SU7300 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.3 GHz, with boost up to 1.3 GHz. L3 cache: 3 MB Intel® Smart Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: BGA956. Thermal design power (TDP): 10 Watt. Passmark benchmark score: 1,496 points. Launch price was $249.
A6-6400K
The A6-6400K is manufactured by AMD. It was released in 2014-01-01. It is based on the Richland (2013−2014) architecture. It features 2 cores and 2 threads. Base frequency is 3.9 GHz, with boost up to 4.1 GHz. L3 cache: 0 kB. L2 cache: 1024 kB. Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3-1866. Passmark benchmark score: 1,511 points. Launch price was $70.
Processing Power
Both the Core 2 Duo SU7300 and A6-6400K share an identical 2-core/2-thread configuration. Boost clocks reach 1.3 GHz on the Core 2 Duo SU7300 versus 4.1 GHz on the A6-6400K — a 103.7% clock advantage for the A6-6400K (base: 1.3 GHz vs 3.9 GHz). The Core 2 Duo SU7300 uses the Penryn (2008−2011) architecture (45 nm), while the A6-6400K uses Richland (2013−2014) (32 nm). In PassMark, the Core 2 Duo SU7300 scores 1,496 against the A6-6400K's 1,511 — a 1% lead for the A6-6400K. L3 cache: 3 MB Intel® Smart Cache on the Core 2 Duo SU7300 vs 0 kB on the A6-6400K.
| Feature | Core 2 Duo SU7300 | A6-6400K |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.3 GHz | 4.1 GHz+215% |
| Base Clock | 1.3 GHz | 3.9 GHz+200% |
| L3 Cache | 3 MB Intel® Smart Cache | 0 kB |
| L2 Cache | 3 MB+200% | 1024 kB |
| Process | 45 nm | 32 nm-29% |
| Architecture | Penryn (2008−2011) | Richland (2013−2014) |
| PassMark | 1,496 | 1,511+1% |
| Geekbench 6 Single | 188 | — |
| Geekbench 6 Multi | 338 | — |
Memory & Platform
The Core 2 Duo SU7300 uses the BGA956 socket (PCIe 1.1), while the A6-6400K uses FM2 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1066 on the Core 2 Duo SU7300 versus 1866 on the A6-6400K — the A6-6400K supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A6-6400K supports up to 32 of RAM compared to 8 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Core 2 Duo SU7300) vs 16 (A6-6400K) — the A6-6400K offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: GS45,GM45 (Core 2 Duo SU7300) and FM2 (A6-6400K).
| Feature | Core 2 Duo SU7300 | A6-6400K |
|---|---|---|
| Socket | BGA956 | FM2 |
| PCIe Generation | PCIe 1.1 | PCIe 3.0+173% |
| Max RAM Speed | DDR3-1066 | 1866+62100% |
| Max RAM Capacity | 8 GB+26214300% | 32 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Only the A6-6400K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x (Core 2 Duo SU7300) vs true (A6-6400K). The A6-6400K includes integrated graphics (Radeon HD 8470D), while the Core 2 Duo SU7300 requires a dedicated GPU. Primary use case: Core 2 Duo SU7300 targets Ultra-Low Voltage Laptop. Direct competitor: A6-6400K rivals Pentium G3258.
| Feature | Core 2 Duo SU7300 | A6-6400K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Radeon HD 8470D |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x | true |
| Target Use | Ultra-Low Voltage Laptop | — |
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