Pentium G645T vs A4-1200
Pentium G645T
A4-1200
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 G645T is positioned at rank 807 and the A4-1200 is on rank 859, so the Pentium G645T offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium G645T
Performance Per Dollar A4-1200
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium G645T | A4-1200 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($15) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Temash (2013) / 32 nm) |
💎 Value Proposition
| Insight | Pentium G645T | A4-1200 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($15) | ✅ 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 G645T and A4-1200
Pentium G645T
The Pentium G645T is manufactured by Intel. It was released in 2007-01-01. It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,238 points. Launch price was $69.
A4-1200
The A4-1200 is manufactured by AMD. It was released in 2014-01-01. It is based on the Temash (2013) architecture. It features 2 cores and 2 threads. Max frequency: 1 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FT3. Thermal design power (TDP): 4 Watt. Memory support: DDR3. Passmark benchmark score: 1,248 points. Launch price was $50.
Processing Power
Both the Pentium G645T and A4-1200 share an identical 2-core/2-thread configuration. Boost clocks reach 2.5 GHz on the Pentium G645T versus 1 GHz on the A4-1200 — a 85.7% clock advantage for the Pentium G645T. The Pentium G645T uses the Sandy Bridge (2011−2013) architecture (32 nm), while the A4-1200 uses Temash (2013) (32 nm). In PassMark, the Pentium G645T scores 1,238 against the A4-1200's 1,248 — a 0.8% lead for the A4-1200. L3 cache: 3 MB (total) on the Pentium G645T vs 0 kB on the A4-1200.
| Feature | Pentium G645T | A4-1200 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.5 GHz+150% | 1 GHz |
| Base Clock | 2.5 GHz | — |
| L3 Cache | 3 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 32 nm | 32 nm |
| Architecture | Sandy Bridge (2011−2013) | Temash (2013) |
| PassMark | 1,238 | 1,248 |
| Geekbench 6 Single | — | 70 |
Memory & Platform
The Pentium G645T uses the LGA1155 socket (PCIe 2.0), while the A4-1200 uses FT3 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Pentium G645T | A4-1200 |
|---|---|---|
| Socket | LGA1155 | FT3 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | DDR3L-1066 |
| Max RAM Capacity | — | 8 GB |
| RAM Channels | — | 1 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 8 |
Advanced Features
Virtualization: not specified (Pentium G645T) / AMD-V (A4-1200). The A4-1200 includes integrated graphics (Radeon HD 8180), while the Pentium G645T requires a dedicated GPU. Primary use case: A4-1200 targets Tablet. Direct competitor: A4-1200 rivals Atom Z2760.
| Feature | Pentium G645T | A4-1200 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Radeon HD 8180 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Tablet |
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