CPU
GPU
Steam Deck OLED APU
Xeon X5647
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 Steam Deck OLED APU is positioned at rank 827 and the Xeon X5647 is on rank 593, so the Xeon X5647 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Steam Deck OLED APU
Performance Per Dollar Xeon X5647
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Steam Deck OLED APU | Xeon X5647 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Van Gogh (Custom) (2023) / 6 nm) | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Steam Deck OLED APU | Xeon X5647 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Steam Deck OLED APU and Xeon X5647
Steam Deck OLED APU
The Steam Deck OLED APU is manufactured by AMD. It was released in 9 November 2023 (2 years ago). It is based on the Van Gogh (Custom) (2023) architecture. It features 4 cores and 8 threads. Base frequency is 2.4 GHz, with boost up to 3.5 GHz. L3 cache: 4 MB. L2 cache: 2 MB. Built on 6 nm process technology. Thermal design power (TDP): 2 MB + 4 MB. Memory support: DDR4. Passmark benchmark score: 4,457 points. Launch price was $69.
Xeon X5647
The Xeon X5647 is manufactured by Intel. It was released in 14 February 2011 (14 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 4 cores and 8 threads. Base frequency is 2.93 GHz, with boost up to 3.2 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 4,441 points. Launch price was $175.
Processing Power
Both the Steam Deck OLED APU and Xeon X5647 share an identical 4-core/8-thread configuration. Boost clocks reach 3.5 GHz on the Steam Deck OLED APU versus 3.2 GHz on the Xeon X5647 — a 9% clock advantage for the Steam Deck OLED APU (base: 2.4 GHz vs 2.93 GHz). The Steam Deck OLED APU uses the Van Gogh (Custom) (2023) architecture (6 nm), while the Xeon X5647 uses Westmere-EP (2010−2011) (32 nm). In PassMark, the Steam Deck OLED APU scores 4,457 against the Xeon X5647's 4,441 — a 0.4% lead for the Steam Deck OLED APU. L3 cache: 4 MB on the Steam Deck OLED APU vs 12 MB (total) on the Xeon X5647.
| Feature | Steam Deck OLED APU | Xeon X5647 |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 3.5 GHz+9% | 3.2 GHz |
| Base Clock | 2.4 GHz | 2.93 GHz+22% |
| L3 Cache | 4 MB | 12 MB (total)+200% |
| L2 Cache | 2 MB+700% | 256 kB (per core) |
| Process | 6 nm-81% | 32 nm |
| Architecture | Van Gogh (Custom) (2023) | Westmere-EP (2010−2011) |
| PassMark | 4,457 | 4,441 |
Advanced Features
Virtualization: not specified (Steam Deck OLED APU) / VT-x, VT-d (Xeon X5647). Primary use case: Xeon X5647 targets Workstation. Direct competitor: Xeon X5647 rivals Core i7-980X.
| Feature | Steam Deck OLED APU | Xeon X5647 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Workstation |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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