
E-300 vs Core i7-640UM

E-300

Core i7-640UM
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 E-300 is positioned at rank 891 and the Core i7-640UM is on rank 1229, so the E-300 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar E-300
Performance Per Dollar Core i7-640UM
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | E-300 | Core i7-640UM |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($20) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Zacate (2011−2013) / 40 nm) | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | E-300 | Core i7-640UM |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($20) | ✅ 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 E-300 and Core i7-640UM

E-300
The E-300 is manufactured by AMD. It was released in 22 August 2011 (14 years ago). It is based on the Zacate (2011−2013) architecture. It features 2 cores and 2 threads. Max frequency: 1.3 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 40 nm process technology. Socket: FT1. Thermal design power (TDP): 18 Watt. Memory support: DDR3. Passmark benchmark score: 1,176 points. Launch price was $69.

Core i7-640UM
The Core i7-640UM is manufactured by Intel. It was released in 7 January 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.2 GHz, with boost up to 2.27 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3-800. Passmark benchmark score: 1,168 points. Launch price was $305.
Processing Power
The E-300 packs 2 cores / 2 threads, matching the Core i7-640UM's 2 cores. Boost clocks reach 1.3 GHz on the E-300 versus 2.27 GHz on the Core i7-640UM — a 54.3% clock advantage for the Core i7-640UM. The E-300 uses the Zacate (2011−2013) architecture (40 nm), while the Core i7-640UM uses Arrandale (2010−2011) (32 nm). In PassMark, the E-300 scores 1,176 against the Core i7-640UM's 1,168 — a 0.7% lead for the E-300. L3 cache: 0 kB on the E-300 vs 4 MB (total) on the Core i7-640UM.
| Feature | E-300 | Core i7-640UM |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 4 |
| Boost Clock | 1.3 GHz | 2.27 GHz+75% |
| Base Clock | — | 1.2 GHz |
| L3 Cache | 0 kB | 4 MB (total) |
| L2 Cache | 512K (per core)+100% | 256 kB (per core) |
| Process | 40 nm | 32 nm-20% |
| Architecture | Zacate (2011−2013) | Arrandale (2010−2011) |
| PassMark | 1,176 | 1,168 |
| Geekbench 6 Single | — | 226 |
| Geekbench 6 Multi | — | 590 |
Memory & Platform
The E-300 uses the FT1 socket (PCIe 2.0), while the Core i7-640UM uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1066 memory speed. Both support up to 8 GB of RAM. Memory channels: 1 (E-300) vs 2 (Core i7-640UM). PCIe lanes: 0 (E-300) vs 16 (Core i7-640UM) — the Core i7-640UM offers 16 more lanes for additional GPUs or NVMe drives.
| Feature | E-300 | Core i7-640UM |
|---|---|---|
| Socket | FT1 | BGA1288 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1066 | DDR3-1066 |
| Max RAM Capacity | 8 GB | 8 GB |
| RAM Channels | 1 | 2+100% |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: AMD-V (E-300) vs VT-x, VT-d (Core i7-640UM). Both include integrated graphics — Radeon HD 6310 (E-300) and Intel HD Graphics (Ironlake) (Core i7-640UM) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: E-300 targets Budget Mobile, Core i7-640UM targets Legacy Laptop. Direct competitor: Core i7-640UM rivals Core 2 Duo SU9600.
| Feature | E-300 | Core i7-640UM |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon HD 6310 | Intel HD Graphics (Ironlake) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Budget Mobile | Legacy Laptop |
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