
Phenom X4 9750B vs Celeron G1620T

Phenom X4 9750B

Celeron G1620T
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 Phenom X4 9750B is positioned at rank 1047 and the Celeron G1620T is on rank 533, so the Celeron G1620T offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom X4 9750B
Performance Per Dollar Celeron G1620T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom X4 9750B | Celeron G1620T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($34) | ✅ More affordable ($15) |
| Longevity | 🛑 Legacy (Agena (2007−2008) / 65 nm) | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | Phenom X4 9750B | Celeron G1620T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+128%) |
| Upfront Cost | ⚠️ Higher cost ($34) | ✅ More affordable ($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 Phenom X4 9750B and Celeron G1620T

Phenom X4 9750B
The Phenom X4 9750B is manufactured by AMD. It was released in 2009-01-01. It is based on the Agena (2007−2008) architecture. It features 4 cores and 4 threads. Max frequency: 2.4 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,520 points. Launch price was $149.

Celeron G1620T
The Celeron G1620T is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1155. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,532 points. Launch price was $42.
Processing Power
The Phenom X4 9750B packs 4 cores / 4 threads, while the Celeron G1620T offers 2 cores / 2 threads — the Phenom X4 9750B has 2 more cores. Boost clocks reach 2.4 GHz on the Phenom X4 9750B versus 2.4 GHz on the Celeron G1620T — identical boost frequencies. The Phenom X4 9750B uses the Agena (2007−2008) architecture (65 nm), while the Celeron G1620T uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Phenom X4 9750B scores 1,520 against the Celeron G1620T's 1,532 — a 0.8% lead for the Celeron G1620T. Geekbench 6 single-core — the metric most relevant to gaming — records 300 vs 374, a 22% lead for the Celeron G1620T that directly translates to higher frame rates. Multi-core Geekbench: 1,000 vs 701 (35.2% advantage for the Phenom X4 9750B). Both processors carry 2 MB (total) of L3 cache.
| Feature | Phenom X4 9750B | Celeron G1620T |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.4 GHz | 2.4 GHz |
| Base Clock | — | 2.4 GHz |
| L3 Cache | 2 MB (total) | 2 MB (total) |
| L2 Cache | 512 kB (per core)+100% | 256 kB (per core) |
| Process | 65 nm | 22 nm-66% |
| Architecture | Agena (2007−2008) | Ivy Bridge (2012−2013) |
| PassMark | 1,520 | 1,532 |
| Geekbench 6 Single | 300 | 374+25% |
| Geekbench 6 Multi | 1,000+43% | 701 |
Memory & Platform
The Phenom X4 9750B uses the AM2+ socket (PCIe 2.0), while the Celeron G1620T uses LGA1155 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-1066 on the Phenom X4 9750B versus DDR3-1333 on the Celeron G1620T — the Celeron G1620T supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G1620T 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: AM2+,AM2 (Phenom X4 9750B) and H61,B75,H77,Z77 (Celeron G1620T).
| Feature | Phenom X4 9750B | Celeron G1620T |
|---|---|---|
| Socket | AM2+ | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR2-1066 | DDR3-1333+50% |
| 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: AMD-V (Phenom X4 9750B) vs VT-x (Celeron G1620T). The Celeron G1620T includes integrated graphics (HD Graphics (Ivy Bridge)), while the Phenom X4 9750B requires a dedicated GPU. Primary use case: Phenom X4 9750B targets Legacy Desktop, Celeron G1620T targets Budget. Direct competitor: Celeron G1620T rivals Pentium G2020T.
| Feature | Phenom X4 9750B | Celeron G1620T |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | HD Graphics (Ivy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x |
| Target Use | Legacy Desktop | Budget |
Value Analysis
The Phenom X4 9750B launched at $215 MSRP, while the Celeron G1620T debuted at $42. At current prices ($34 vs $15), the Celeron G1620T is $19 cheaper. In terms of value (PassMark points per dollar), the Phenom X4 9750B delivers 44.7 pts/$ vs 102.1 pts/$ for the Celeron G1620T — making the Celeron G1620T the 78.2% better value option.
| Feature | Phenom X4 9750B | Celeron G1620T |
|---|---|---|
| MSRP | $215 | $42-80% |
| Avg Price (30d) | $34 | $15-56% |
| Performance per Dollar | 44.7 | 102.1+128% |
| Release Date | 2008 | 2013 |
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