Core 2 Duo T5670 vs Phenom II 42 TWKR Black Edition

Core 2 Duo T5670 vs Phenom II 42 TWKR Black Edition Performance Spectrum

Core 2 Duo T5670

2 / 2

3,440

0.0%

Phenom II 42 TWKR Black Edition

4 / 4

3,489

+1.4%

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 T5670 vs Phenom II 42 TWKR Black Edition 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 T5670 vs Phenom II 42 TWKR Black Edition: 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 T5670

2008

Why buy it

✅Draws 2W instead of 125W, a 123W reduction.

Trade-offs

❌Lower PassMark (3,440 vs 3,489).
❌Smaller total L3 cache (2 MB vs 6 MB).

Phenom II 42 TWKR Black Edition

2009

Why buy it

✅+200% larger total L3 cache (6 MB vs 2 MB).

Trade-offs

❌6150% higher power demand at 125W vs 2W.

Quick Answers

So, is Phenom II 42 TWKR Black Edition better than Core 2 Duo T5670?

Yes. Phenom II 42 TWKR Black Edition is the better all-around CPU here. It gives you a 2.8% average FPS lead across 50 shared CPU game tests in our data, 1.4% 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 42 TWKR Black Edition is the better pick. According to our tests, it delivers 2.8% 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, Phenom II 42 TWKR Black Edition is the stronger fit. You are getting 1.4% better PassMark, backed by 4 cores and 4 threads. It also has the larger cache pool with 200% larger total L3 cache (6 MB vs 2 MB).

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

Phenom II 42 TWKR Black Edition still makes the most sense overall. Phenom II 42 TWKR Black Edition comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.8% average FPS lead across 50 shared CPU game tests in our data.

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

Phenom II 42 TWKR Black Edition makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2009 vs 2008), 200% larger total L3 cache (6 MB vs 2 MB), 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 T5670 vs Phenom II 42 TWKR Black Edition Technical Specifications

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

Core 2 Duo T5670

The Core 2 Duo T5670 is manufactured by Intel. It was released in 2008-01-01. It is based on the Merom-2M (2008) architecture. It features 2 cores and 2 threads. Base frequency is 1.8 GHz, with boost up to 1.8 GHz. L3 cache: 2 MB L2 Cache. L2 cache: 2 MB. Built on 65 nm process technology. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 3,440 points. Launch price was $249.

Phenom II 42 TWKR Black Edition

The Phenom II 42 TWKR Black Edition is manufactured by AMD. It was released in 2009-01-01. It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Max frequency: 2 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 3,489 points. Launch price was $149.

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Processing Power

The Core 2 Duo T5670 packs 2 cores / 2 threads, while the Phenom II 42 TWKR Black Edition offers 4 cores / 4 threads — the Phenom II 42 TWKR Black Edition has 2 more cores. Boost clocks reach 1.8 GHz on the Core 2 Duo T5670 versus 2 GHz on the Phenom II 42 TWKR Black Edition — a 10.5% clock advantage for the Phenom II 42 TWKR Black Edition. The Core 2 Duo T5670 uses the Merom-2M (2008) architecture (65 nm), while the Phenom II 42 TWKR Black Edition uses Deneb (2009−2011) (45 nm). In PassMark, the Core 2 Duo T5670 scores 3,440 against the Phenom II 42 TWKR Black Edition's 3,489 — a 1.4% lead for the Phenom II 42 TWKR Black Edition. L3 cache: 2 MB L2 Cache on the Core 2 Duo T5670 vs 6 MB (total) on the Phenom II 42 TWKR Black Edition.

Feature	Core 2 Duo T5670	Phenom II 42 TWKR Black Edition
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	1.8 GHz	2 GHz+11%
Base Clock	1.8 GHz	—
L3 Cache	2 MB L2 Cache	6 MB (total)+200%
L2 Cache	2 MB+300%	512 kB (per core)
Process	65 nm	45 nm-31%
Architecture	Merom-2M (2008)	Deneb (2009−2011)
PassMark	3,440	3,489+1%