Core Duo T2500 vs Core i3-550

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 Duo T2500 vs Core i3-550 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 Duo T2500 vs Core i3-550: Pros, Cons & Final Verdict

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

Core Duo T2500

2006

Why buy it

✅Draws 2W instead of 73W, a 71W reduction.

Trade-offs

❌Lower PassMark (1,621 vs 1,632).
❌No integrated graphics, while Core i3-550 can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Core i3-550.

Core i3-550

2010

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics, while Core Duo T2500 needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Core Duo T2500.

Trade-offs

❌Launch MSRP is still $138 MSRP, while Core Duo T2500 mostly shows up through inconsistent older-market listings.
❌3550% higher power demand at 73W vs 2W.

Quick Answers

So, is Core i3-550 better than Core Duo T2500?

Yes. Core i3-550 is the better all-around CPU here. It gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data, 0.7% 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, Core i3-550 is the better pick. According to our tests, it delivers 1.7% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i3-550 is the stronger fit. You are getting 0.7% better PassMark, backed by 2 cores and 4 threads.

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

Core i3-550 is the better buy right now. Core i3-550 comes in at an unclear MSRP at $138 MSRP versus unclear MSRP, and it still gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (11.8 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i3-550 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2006) and more multi-core headroom with 2 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 Duo T2500 vs Core i3-550 Technical Specifications

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

Core Duo T2500

The Core Duo T2500 is manufactured by Intel. It was released in Janeiro 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,621 points. Launch price was $120.

Core i3-550

The Core i3-550 is manufactured by Intel. It was released in 30 May 2010 (15 years ago). It is based on the Clarkdale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1156. Thermal design power (TDP): 73 Watt. Memory support: DDR3. Passmark benchmark score: 1,632 points. Launch price was $101.

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Processing Power

The Core Duo T2500 packs 2 cores / 2 threads, matching the Core i3-550's 2 cores. Boost clocks reach 2 GHz on the Core Duo T2500 versus 3.2 GHz on the Core i3-550 — a 46.2% clock advantage for the Core i3-550 (base: 2 GHz vs 3.2 GHz). The Core Duo T2500 uses the Yonah (2005−2006) architecture (65 nm), while the Core i3-550 uses Clarkdale (2010−2011) (32 nm). In PassMark, the Core Duo T2500 scores 1,621 against the Core i3-550's 1,632 — a 0.7% lead for the Core i3-550. L3 cache: 0 kB on the Core Duo T2500 vs 4 MB (total) on the Core i3-550.

Feature	Core Duo T2500	Core i3-550
Cores / Threads	2 / 2	2 / 4
Boost Clock	2 GHz	3.2 GHz+60%
Base Clock	2 GHz	3.2 GHz+60%
L3 Cache	0 kB	4 MB (total)
L2 Cache	2 MB+700%	256 kB (per core)
Process	65 nm	32 nm-51%
Architecture	Yonah (2005−2006)	Clarkdale (2010−2011)
PassMark	1,621	1,632
Cinebench R23 Multi	—	1,320
Geekbench 6 Single	—	437
Geekbench 6 Multi	—	899

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Memory & Platform

The Core Duo T2500 uses the PGA478 socket (PCIe 1.1), while the Core i3-550 uses LGA1156 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core Duo T2500 versus DDR3-1333 on the Core i3-550 — the Core i3-550 supports 99.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-550 supports up to 16 GB of RAM compared to 4 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Core Duo T2500) vs 16 (Core i3-550) — the Core i3-550 offers 16 more lanes for additional GPUs or NVMe drives.

Feature	Core Duo T2500	Core i3-550
Socket	PGA478	LGA1156
PCIe Generation	PCIe 1.1	PCIe 2.0+82%
Max RAM Speed	DDR2-667	DDR3-1333+100%
Max RAM Capacity	4 GB	16 GB+300%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	16

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Advanced Features

Virtualization support: VT-x (Core Duo T2500) vs Yes (Core i3-550). The Core i3-550 includes integrated graphics (Intel HD Graphics), while the Core Duo T2500 requires a dedicated GPU. Primary use case: Core Duo T2500 targets Mobile.