Core 2 Duo T6400 vs Turion II Ultra M600

Core 2 Duo T6400 vs Turion II Ultra M600 Performance Spectrum

Core 2 Duo T6400

2 / 2

2,115

0.0%

2,120

+0.2%

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 T6400 vs Turion II Ultra M600 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 T6400 vs Turion II Ultra M600: 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 T6400

2009

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Turion II Ultra M600 across 50 shared CPU benchmark tests.
❌Lower PassMark (2,115 vs 2,120).

Turion II Ultra M600

2009

Why buy it

✅Better for gaming: +3.4% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Turion II Ultra M600 better than Core 2 Duo T6400?

Yes. Turion II Ultra M600 is the better all-around CPU here. It gives you a 3.4% average FPS lead across 50 shared CPU game tests in our data, 0.2% 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, Turion II Ultra M600 is the better pick. According to our tests, it delivers 3.4% 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, Turion II Ultra M600 is the stronger fit. You are getting 0.2% better PassMark, backed by 2 cores and 2 threads.

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

Turion II Ultra M600 still makes the most sense overall. Turion II Ultra M600 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 3.4% average FPS lead across 50 shared CPU game tests in our data.

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

Turion II Ultra M600 makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 2 cores / 2 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 T6400 vs Turion II Ultra M600 Technical Specifications

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

Core 2 Duo T6400

The Core 2 Duo T6400 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 GHz, with boost up to 2 GHz. L3 cache: 2 MB L2 Cache. L2 cache: 2 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,115 points. Launch price was $249.

Turion II Ultra M600

The Turion II Ultra M600 is manufactured by AMD. It was released in 2007-01-01. It is based on the Caspian (2009) architecture. It features 2 cores and 2 threads. Max frequency: 2.4 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1g3. Thermal design power (TDP): 2 MB. Passmark benchmark score: 2,120 points. Launch price was $69.

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Processing Power

Both the Core 2 Duo T6400 and Turion II Ultra M600 share an identical 2-core/2-thread configuration. Boost clocks reach 2 GHz on the Core 2 Duo T6400 versus 2.4 GHz on the Turion II Ultra M600 — a 18.2% clock advantage for the Turion II Ultra M600. The Core 2 Duo T6400 uses the Penryn (2008−2011) architecture (45 nm), while the Turion II Ultra M600 uses Caspian (2009) (45 nm). In PassMark, the Core 2 Duo T6400 scores 2,115 against the Turion II Ultra M600's 2,120 — a 0.2% lead for the Turion II Ultra M600.

Feature	Core 2 Duo T6400	Turion II Ultra M600
Cores / Threads	2 / 2	2 / 2
Boost Clock	2 GHz	2.4 GHz+20%
Base Clock	2 GHz	—
L3 Cache	2 MB L2 Cache	—
L2 Cache	2 MB	2 MB
Process	45 nm	45 nm
Architecture	Penryn (2008−2011)	Caspian (2009)
PassMark	2,115	2,120
Geekbench 6 Single	650	—
Geekbench 6 Multi	1,300	—

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Memory & Platform

The Core 2 Duo T6400 uses the PGA478 socket (PCIe 1.1), while the Turion II Ultra M600 uses S1g3 (PCIe 2.0) — making them incompatible on the same motherboard.