
Core M-5Y10a vs Celeron B800

Core M-5Y10a

Celeron B800
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 Core M-5Y10a is positioned at rank 1166 and the Celeron B800 is on rank 810, so the Celeron B800 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core M-5Y10a
Performance Per Dollar Celeron B800
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core M-5Y10a | Celeron B800 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($281) | ✅ More affordable ($5) |
| Longevity | 🛑 Legacy (Broadwell-Y (2014) / 14 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Core M-5Y10a | Celeron B800 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+5535%) |
| Upfront Cost | ⚠️ Higher cost ($281) | ✅ More affordable ($5) |
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 Core M-5Y10a and Celeron B800

Core M-5Y10a
The Core M-5Y10a is manufactured by Intel. It was released in 5 September 2014 (11 years ago). It is based on the Broadwell-Y (2014) architecture. It features 2 cores and 4 threads. Base frequency is 0.8 GHz, with boost up to 2 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1234. Thermal design power (TDP): 4.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,905 points. Launch price was $69.

Celeron B800
The Celeron B800 is manufactured by Intel. It was released in 19 June 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.5 GHz, with boost up to 1.5 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,910 points. Launch price was $80.
Processing Power
The Core M-5Y10a packs 2 cores / 4 threads, matching the Celeron B800's 2 cores. Boost clocks reach 2 GHz on the Core M-5Y10a versus 1.5 GHz on the Celeron B800 — a 28.6% clock advantage for the Core M-5Y10a (base: 0.8 GHz vs 1.5 GHz). The Core M-5Y10a uses the Broadwell-Y (2014) architecture (14 nm), while the Celeron B800 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Core M-5Y10a scores 1,905 against the Celeron B800's 1,910 — a 0.3% lead for the Celeron B800. L3 cache: 4 MB (total) on the Core M-5Y10a vs 2 MB (total) on the Celeron B800.
| Feature | Core M-5Y10a | Celeron B800 |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 2 GHz+33% | 1.5 GHz |
| Base Clock | 0.8 GHz | 1.5 GHz+87% |
| L3 Cache | 4 MB (total)+100% | 2 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm-56% | 32 nm |
| Architecture | Broadwell-Y (2014) | Sandy Bridge (2011−2013) |
| PassMark | 1,905 | 1,910 |
Memory & Platform
The Core M-5Y10a uses the FCBGA1234 socket (PCIe 3.0), while the Celeron B800 uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to LPDDR3-1600 memory speed. Both support up to 16 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Core M-5Y10a) vs 16 (Celeron B800) — the Celeron B800 offers 4 more lanes for additional GPUs or NVMe drives.
| Feature | Core M-5Y10a | Celeron B800 |
|---|---|---|
| Socket | FCBGA1234 | PGA988 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | LPDDR3-1600 | DDR3-1333 |
| Max RAM Capacity | 16 GB | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 12 | 16+33% |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core M-5Y10a) vs VT-x (Celeron B800). Both include integrated graphics — HD Graphics 5300 (Core M-5Y10a) and HD Graphics (Sandy Bridge) (Celeron B800) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core M-5Y10a targets Mobile, Celeron B800 targets Budget. Direct competitor: Celeron B800 rivals Pentium 967.
| Feature | Core M-5Y10a | Celeron B800 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics 5300 | HD Graphics (Sandy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x |
| Target Use | Mobile | Budget |
Value Analysis
The Core M-5Y10a launched at $281 MSRP, while the Celeron B800 debuted at $80. At current prices ($281 vs $5), the Celeron B800 is $276 cheaper. In terms of value (PassMark points per dollar), the Core M-5Y10a delivers 6.8 pts/$ vs 382.0 pts/$ for the Celeron B800 — making the Celeron B800 the 193% better value option.
| Feature | Core M-5Y10a | Celeron B800 |
|---|---|---|
| MSRP | $281 | $80-72% |
| Avg Price (30d) | $281 | $5-98% |
| Performance per Dollar | 6.8 | 382.0+5518% |
| Release Date | 2014 | 2011 |
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