Core 2 Duo T5670 vs Core i7-6600U

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Core 2 Duo T5670 is positioned at rank 2 and the Core i7-6600U is on rank 925, so the Core 2 Duo T5670 offers better cost-efficiency for playing games.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Core 2 Duo T5670

#2

Core 2 Duo T5670

MSRP: N/A|Avg: N/A

100%

#4

Atom x5-Z8300

MSRP: $20|Avg: N/A

43%

#5

Atom Z3735G

MSRP: $17|Avg: N/A

42%

#6

Core i5-480M

MSRP: $81|Avg: $77

39%

#7

Core i5-460M

MSRP: $80|Avg: $129

38%

#8

Core i5-2540M

MSRP: $266|Avg: $10

38%

#10

Core i5-450M

MSRP: $32|Avg: $31

37%

#11

Core i3-380M

MSRP: $49|Avg: $25

35%

#12

Core i5-430M

MSRP: N/A|Avg: $33

35%

#13

Core 2 Duo T6600

MSRP: N/A|Avg: $4

34%

#17

Core i3-350M

MSRP: $130|Avg: $10

32%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core i7-6600U

#913

Atom x5-Z8300

MSRP: $20|Avg: N/A

1636%

#914

Atom Z3735G

MSRP: $17|Avg: N/A

1612%

#915

Core i5-480M

MSRP: $81|Avg: $77

1480%

#916

Core i5-460M

MSRP: $80|Avg: $129

1474%

#917

Core i5-2540M

MSRP: $266|Avg: $10

1460%

#919

Core i5-450M

MSRP: $32|Avg: $31

1410%

#920

Core i3-380M

MSRP: $49|Avg: $25

1352%

#921

Core i5-430M

MSRP: N/A|Avg: $33

1350%

#922

Core 2 Duo T6600

MSRP: N/A|Avg: $4

1313%

#925

Core i7-6600U

MSRP: N/A|Avg: N/A

100%

#928

A8-6410

MSRP: $100|Avg: $40

99%

#933

Athlon X2 L310

MSRP: $100|Avg: $20

97%

#939

FX-7600P

MSRP: $150|Avg: $45

95%

#940

Athlon II M300

MSRP: $100|Avg: $10

95%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Generational Difference: This comparison involves processors from different technological eras. The Core i7-6600U (2015) utilizes 14 nm technology and DDR3, DDR4, providing a fundamental performance advantage.

Insight	Core 2 Duo T5670	Core i7-6600U
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	Equivalent pricing	Equivalent pricing
Longevity	🛑 Legacy (Merom-2M (2008) / 65 nm)	🛑 Legacy (Skylake (2015−2016) / 14 nm)

💎 Value Proposition

The Core 2 Duo T5670 (2008) relies on 65 nm technology and older memory, placing it in a different performance category relative to modern standards.

Insight	Core 2 Duo T5670	Core i7-6600U
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

Performance Check

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core 2 Duo T5670 Benchmark Check

Core i7-6600U Benchmark Check

Technical Specifications

Side-by-side comparison of Core 2 Duo T5670 and Core i7-6600U

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.

Core i7-6600U

The Core i7-6600U is manufactured by Intel. It was released in 1 September 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 2 cores and 4 threads. Base frequency is 2.6 GHz, with boost up to 3.4 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 3,407 points. Launch price was $393.

⚡

Processing Power

The Core 2 Duo T5670 packs 2 cores / 2 threads, matching the Core i7-6600U's 2 cores. Boost clocks reach 1.8 GHz on the Core 2 Duo T5670 versus 3.4 GHz on the Core i7-6600U — a 61.5% clock advantage for the Core i7-6600U (base: 1.8 GHz vs 2.6 GHz). The Core 2 Duo T5670 uses the Merom-2M (2008) architecture (65 nm), while the Core i7-6600U uses Skylake (2015−2016) (14 nm). In PassMark, the Core 2 Duo T5670 scores 3,440 against the Core i7-6600U's 3,407 — a 1% lead for the Core 2 Duo T5670. L3 cache: 2 MB L2 Cache on the Core 2 Duo T5670 vs 4 MB on the Core i7-6600U.

Feature	Core 2 Duo T5670	Core i7-6600U
Cores / Threads	2 / 2	2 / 4
Boost Clock	1.8 GHz	3.4 GHz+89%
Base Clock	1.8 GHz	2.6 GHz+44%
L3 Cache	2 MB L2 Cache	4 MB+100%
L2 Cache	2 MB+300%	512 kB
Process	65 nm	14 nm-78%
Architecture	Merom-2M (2008)	Skylake (2015−2016)
PassMark	3,440	3,407