Athlon 64 X2 5600+ vs Core 2 Duo T5500

Athlon 64 X2 5600+ vs Core 2 Duo T5500 Performance Spectrum

Athlon 64 X2 5600+

2 / 2

1,665

+0.3%

Ryzen Threadripper PRO 5945WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core 2 Duo T5500

2 / 2

1,660

0.0%

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.

Athlon 64 X2 5600+ vs Core 2 Duo T5500 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.

Athlon 64 X2 5600+ vs Core 2 Duo T5500: Pros, Cons & Final Verdict

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

Athlon 64 X2 5600+

2006

Why buy it

Trade-offs

❌Launch MSRP is still $505 MSRP, while Core 2 Duo T5500 mostly shows up through inconsistent older-market listings.
❌4350% higher power demand at 89W vs 2W.

Core 2 Duo T5500

2007

Why buy it

✅Draws 2W instead of 89W, a 87W reduction.

Trade-offs

❌Lower PassMark (1,660 vs 1,665).

Quick Answers

So, is Athlon 64 X2 5600+ better than Core 2 Duo T5500?

Yes. Athlon 64 X2 5600+ is the better all-around CPU here. It gives you a 0.0% average FPS lead across 50 shared CPU game tests in our data and 0.3% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Athlon 64 X2 5600+ is the better pick. According to our tests, it delivers 0.0% 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, Athlon 64 X2 5600+ is the stronger fit. You are getting 0.3% better PassMark, backed by 2 cores and 2 threads.

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

Athlon 64 X2 5600+ is the better buy right now. Athlon 64 X2 5600+ comes in at an unclear MSRP at $505 MSRP versus unclear MSRP, and it still gives you a 0.0% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (3.3 vs 0.0 PassMark/$), 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 2 Duo T5500 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2007 vs 2006). That makes it the safer long-term bet.

Athlon 64 X2 5600+ vs Core 2 Duo T5500 Technical Specifications

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

Athlon 64 X2 5600+

The Athlon 64 X2 5600+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Windsor (2006−2007) architecture. It features 2 cores and 2 threads. Max frequency: 2.9 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,665 points. Launch price was $149.

Core 2 Duo T5500

The Core 2 Duo T5500 is manufactured by Intel. It was released in 2008-01-01. It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 1.66 GHz, with boost up to 1.66 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 34 Watt. Passmark benchmark score: 1,660 points. Launch price was $249.

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Processing Power

Both the Athlon 64 X2 5600+ and Core 2 Duo T5500 share an identical 2-core/2-thread configuration. Boost clocks reach 2.9 GHz on the Athlon 64 X2 5600+ versus 1.66 GHz on the Core 2 Duo T5500 — a 54.4% clock advantage for the Athlon 64 X2 5600+. The Athlon 64 X2 5600+ uses the Windsor (2006−2007) architecture (90 nm), while the Core 2 Duo T5500 uses Merom (2006−2008) (65 nm). In PassMark, the Athlon 64 X2 5600+ scores 1,665 against the Core 2 Duo T5500's 1,660 — a 0.3% lead for the Athlon 64 X2 5600+. Both processors carry 0 kB of L3 cache.

Feature	Athlon 64 X2 5600+	Core 2 Duo T5500
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.9 GHz+75%	1.66 GHz
Base Clock	—	1.66 GHz
L3 Cache	0 kB	0 kB
L2 Cache	512K+25500%	2 MB
Process	90 nm	65 nm-28%
Architecture	Windsor (2006−2007)	Merom (2006−2008)
PassMark	1,665	1,660

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Memory & Platform

The Athlon 64 X2 5600+ uses the AM2 socket (PCIe 1.1), while the Core 2 Duo T5500 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.