CPU
GPU
A4-5300B
Pentium G645T
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 A4-5300B is positioned at rank 781 and the Pentium G645T is on rank 807, so the A4-5300B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A4-5300B
Performance Per Dollar Pentium G645T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A4-5300B | Pentium G645T |
|---|---|---|
| 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 (Trinity (2012−2013) / 32 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | A4-5300B | Pentium G645T |
|---|---|---|
| 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 A4-5300B and Pentium G645T
A4-5300B
The A4-5300B is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.4 GHz, with boost up to 3.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,246 points. Launch price was $50.
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.
Processing Power
Both the A4-5300B and Pentium G645T share an identical 2-core/2-thread configuration. Boost clocks reach 3.6 GHz on the A4-5300B versus 2.5 GHz on the Pentium G645T — a 36.1% clock advantage for the A4-5300B (base: 3.4 GHz vs 2.5 GHz). The A4-5300B uses the Trinity (2012−2013) architecture (32 nm), while the Pentium G645T uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A4-5300B scores 1,246 against the Pentium G645T's 1,238 — a 0.6% lead for the A4-5300B. L3 cache: 0 kB on the A4-5300B vs 3 MB (total) on the Pentium G645T.
| Feature | A4-5300B | Pentium G645T |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 3.6 GHz+44% | 2.5 GHz |
| Base Clock | 3.4 GHz+36% | 2.5 GHz |
| L3 Cache | 0 kB | 3 MB (total) |
| L2 Cache | 1 MB (per core)+300% | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Trinity (2012−2013) | Sandy Bridge (2011−2013) |
| PassMark | 1,246 | 1,238 |
| Geekbench 6 Single | 428 | — |
Memory & Platform
The A4-5300B uses the FM2 socket (PCIe 2.0), while the Pentium G645T uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | A4-5300B | Pentium G645T |
|---|---|---|
| Socket | FM2 | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: AMD-V (A4-5300B) / not specified (Pentium G645T). The A4-5300B includes integrated graphics (Radeon HD 7480D), while the Pentium G645T requires a dedicated GPU. Primary use case: A4-5300B targets Business Desktop. Direct competitor: A4-5300B rivals Pentium G2020.
| Feature | A4-5300B | Pentium G645T |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Radeon HD 7480D | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Business Desktop | — |
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