CPU
GPU
Core i7-2677M
Athlon II X3 450
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 i7-2677M is positioned at rank 227 and the Athlon II X3 450 is on rank 761, so the Core i7-2677M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-2677M
Performance Per Dollar Athlon II X3 450
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-2677M | Athlon II X3 450 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Rana (2009−2011) / 45 nm) |
💎 Value Proposition
| Insight | Core i7-2677M | Athlon II X3 450 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
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 i7-2677M and Athlon II X3 450
Core i7-2677M
The Core i7-2677M is manufactured by Intel. It was released in 27 June 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 2.9 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3-1066, DDR3-1333. Passmark benchmark score: 1,875 points. Launch price was $317.
Athlon II X3 450
The Athlon II X3 450 is manufactured by AMD. It was released in 21 September 2010 (15 years ago). It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 0 kB. 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: 1,865 points. Launch price was $45.
Processing Power
The Core i7-2677M packs 2 cores / 4 threads, while the Athlon II X3 450 offers 3 cores / 3 threads — the Athlon II X3 450 has 1 more core. Boost clocks reach 2.9 GHz on the Core i7-2677M versus 3.2 GHz on the Athlon II X3 450 — a 9.8% clock advantage for the Athlon II X3 450 (base: 1.8 GHz vs 3.2 GHz). The Core i7-2677M uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Athlon II X3 450 uses Rana (2009−2011) (45 nm). In PassMark, the Core i7-2677M scores 1,875 against the Athlon II X3 450's 1,865 — a 0.5% lead for the Core i7-2677M. Geekbench 6 single-core — the metric most relevant to gaming — records 562 vs 380, a 38.6% lead for the Core i7-2677M that directly translates to higher frame rates. L3 cache: 4 MB on the Core i7-2677M vs 0 kB on the Athlon II X3 450.
| Feature | Core i7-2677M | Athlon II X3 450 |
|---|---|---|
| Cores / Threads | 2 / 4 | 3 / 3+50% |
| Boost Clock | 2.9 GHz | 3.2 GHz+10% |
| Base Clock | 1.8 GHz | 3.2 GHz+78% |
| L3 Cache | 4 MB | 0 kB |
| L2 Cache | 512 kB | 512 kB (per core) |
| Process | 32 nm-29% | 45 nm |
| Architecture | Sandy Bridge (2011−2013) | Rana (2009−2011) |
| PassMark | 1,875 | 1,865 |
| Geekbench 6 Single | 562+48% | 380 |
| Geekbench 6 Multi | — | 980 |
Memory & Platform
The Core i7-2677M uses the BGA1023 socket (PCIe 2.0), while the Athlon II X3 450 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Athlon II X3 450 supports up to 32 GB of RAM compared to 8 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM65,HM67,QM67,QS67,UM67 (Core i7-2677M) and 760G,780G,790GX,880G,970,990FX (Athlon II X3 450).
| Feature | Core i7-2677M | Athlon II X3 450 |
|---|---|---|
| Socket | BGA1023 | AM3 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | DDR3-1333 |
| Max RAM Capacity | 8 GB | 32 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i7-2677M) vs AMD-V (Athlon II X3 450). The Core i7-2677M includes integrated graphics (HD Graphics 3000), while the Athlon II X3 450 requires a dedicated GPU. Primary use case: Core i7-2677M targets Ultrabook, Athlon II X3 450 targets Desktop. Direct competitor: Core i7-2677M rivals A6-3420M.
| Feature | Core i7-2677M | Athlon II X3 450 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 3000 | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | AMD-V |
| Target Use | Ultrabook | Desktop |
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