
Atom C3508 vs Phenom X4 9600B

Atom C3508

Phenom X4 9600B
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 Atom C3508 is positioned at rank 409 and the Phenom X4 9600B is on rank 1055, so the Atom C3508 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom C3508
Performance Per Dollar Phenom X4 9600B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom C3508 | Phenom X4 9600B |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
| Longevity | ✨ Modern (Goldmont (2016−2017) / 14 nm) | 🛑 Legacy (Agena (2007−2008) / 65 nm) |
💎 Value Proposition
| Insight | Atom C3508 | Phenom X4 9600B |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
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 Atom C3508 and Phenom X4 9600B

Atom C3508
The Atom C3508 is manufactured by Intel. It was released in 15 August 2017 (8 years ago). It is based on the Goldmont (2016−2017) architecture. It features 4 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 8 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: FCBGA1310. Thermal design power (TDP): 11.5 Watt. Memory support: DDR4: 1866. Passmark benchmark score: 1,831 points. Launch price was $69.

Phenom X4 9600B
The Phenom X4 9600B 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: 2.3 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: 1,842 points. Launch price was $149.
Processing Power
Both the Atom C3508 and Phenom X4 9600B share an identical 4-core/4-thread configuration. Boost clocks reach 1.6 GHz on the Atom C3508 versus 2.3 GHz on the Phenom X4 9600B — a 35.9% clock advantage for the Phenom X4 9600B. The Atom C3508 uses the Goldmont (2016−2017) architecture (14 nm), while the Phenom X4 9600B uses Agena (2007−2008) (65 nm). In PassMark, the Atom C3508 scores 1,831 against the Phenom X4 9600B's 1,842 — a 0.6% lead for the Phenom X4 9600B. L3 cache: 8 MB on the Atom C3508 vs 2 MB (total) on the Phenom X4 9600B.
| Feature | Atom C3508 | Phenom X4 9600B |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 4 |
| Boost Clock | 1.6 GHz | 2.3 GHz+44% |
| Base Clock | 1.6 GHz | — |
| L3 Cache | 8 MB+300% | 2 MB (total) |
| L2 Cache | 8 MB+1500% | 512 kB (per core) |
| Process | 14 nm-78% | 65 nm |
| Architecture | Goldmont (2016−2017) | Agena (2007−2008) |
| PassMark | 1,831 | 1,842 |
Memory & Platform
The Atom C3508 uses the FCBGA1310 socket (PCIe 3.0), while the Phenom X4 9600B uses AM2+ (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-1866 on the Atom C3508 versus DDR2-1066 on the Phenom X4 9600B — the Atom C3508 supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Atom C3508 supports up to 256 GB of RAM compared to 16 GB — 176.5% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Atom C3508) vs 0 (Phenom X4 9600B) — the Atom C3508 offers 12 more lanes for additional GPUs or NVMe drives.
| Feature | Atom C3508 | Phenom X4 9600B |
|---|---|---|
| Socket | FCBGA1310 | AM2+ |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR4-1866+100% | DDR2-1066 |
| Max RAM Capacity | 256 GB+1500% | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 12 | 0 |
Advanced Features
Virtualization: not specified (Atom C3508) / AMD-V (Phenom X4 9600B). Primary use case: Phenom X4 9600B targets Business.
| Feature | Atom C3508 | Phenom X4 9600B |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Business |
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