Core 2 Duo P7550 vs Phenom II X4 850

Core 2 Duo P7550 vs Phenom II X4 850 Performance Spectrum

Core 2 Duo P7550

2 / 2

2,439

0.0%

2,441

+0.1%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

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.

Core 2 Duo P7550 vs Phenom II X4 850 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core 2 Duo P7550 vs Phenom II X4 850: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core 2 Duo P7550

2009

Why buy it

✅Draws 3W instead of 95W, a 92W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Phenom II X4 850 across 49 shared CPU benchmark tests.
❌Lower PassMark (2,439 vs 2,441).

Phenom II X4 850

2011

Why buy it

✅Better for gaming: +6.1% higher average FPS across 49 shared CPU benchmark tests.

Trade-offs

❌3066.7% higher power demand at 95W vs 3W.

Quick Answers

So, is Phenom II X4 850 better than Core 2 Duo P7550?

Yes. Phenom II X4 850 is the better all-around CPU here. It gives you a 6.1% average FPS lead across 49 shared CPU game tests in our data, 0.1% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Phenom II X4 850 is the better pick. According to our tests, it delivers 6.1% more average FPS across 49 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Phenom II X4 850 is the stronger fit. You are getting 0.1% better PassMark, backed by 4 cores and 4 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Phenom II X4 850 still makes the most sense overall. Phenom II X4 850 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 6.1% average FPS lead across 49 shared CPU game tests in our data.

Which one is more future-proof for 2026 and beyond?

Phenom II X4 850 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2011 vs 2009) and more multi-core headroom with 4 cores / 4 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core 2 Duo P7550 vs Phenom II X4 850 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core 2 Duo P7550

The Core 2 Duo P7550 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.26 GHz, with boost up to 2.26 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 25 Watt. Passmark benchmark score: 2,439 points. Launch price was $249.

Phenom II X4 850

The Phenom II X4 850 is manufactured by AMD. It was released in 1 June 2011 (14 years ago). It is based on the Propus (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.3 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,441 points. Launch price was $111.

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Processing Power

The Core 2 Duo P7550 packs 2 cores / 2 threads, while the Phenom II X4 850 offers 4 cores / 4 threads — the Phenom II X4 850 has 2 more cores. Boost clocks reach 2.26 GHz on the Core 2 Duo P7550 versus 3.3 GHz on the Phenom II X4 850 — a 37.4% clock advantage for the Phenom II X4 850 (base: 2.26 GHz vs 3.3 GHz). The Core 2 Duo P7550 uses the Penryn (2008−2011) architecture (45 nm), while the Phenom II X4 850 uses Propus (2009−2011) (45 nm). In PassMark, the Core 2 Duo P7550 scores 2,439 against the Phenom II X4 850's 2,441 — a 0.1% lead for the Phenom II X4 850. L3 cache: 3 MB L2 Cache on the Core 2 Duo P7550 vs 0 kB on the Phenom II X4 850.

Feature	Core 2 Duo P7550	Phenom II X4 850
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	2.26 GHz	3.3 GHz+46%
Base Clock	2.26 GHz	3.3 GHz+46%
L3 Cache	3 MB L2 Cache	0 kB
L2 Cache	3 MB+500%	512 kB (per core)
Process	45 nm	45 nm
Architecture	Penryn (2008−2011)	Propus (2009−2011)
PassMark	2,439	2,441

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Memory & Platform

The Core 2 Duo P7550 uses the PGA478 socket (PCIe 1.1), while the Phenom II X4 850 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.