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Differences What are the advantages of each

Front view of Intel Pentium E6500

Reasons to consider the
Intel Pentium E6500

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Much higher clock speed 2.93 GHz vs 2.33 GHz More than 25% higher clock speed
Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per watt 1.88 pt/W vs 0.98 pt/W More than 90% better performance per watt
Much better overclocked clock speed (Air) 3.86 GHz vs 3.41 GHz Around 15% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.33 GHz vs 2.33 GHz More than 85% better overclocked clock speed (Water)
Higher Maximum operating temperature 74.1 °C vs 72 °C Around 5% higher Maximum operating temperature
Front view of Intel Core2 Duo E6540

Reasons to consider the
Intel Core2 Duo E6540

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CPUBoss is not aware of any important advantages of the Core2 Duo E6540 vs the Pentium E6500.

Benchmarks Real world tests of Pentium E6500 vs Core2 Duo E6540

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Pentium E6500
124,400 MB/s
Core2 Duo E6540
99.4 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium E6500  vs
Core2 Duo E6540 
Clock speed 2.93 GHz 2.33 GHz
Cores Dual core Dual core
Socket type
LGA 775

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 1.88 pt/W 0.98 pt/W
Typical power consumption 52.81W 52.81W

details

Pentium E6500  vs
Core2 Duo E6540 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 4 MB
L2 cache per core 1 MB/core 2 MB/core
Manufacture process 45 nm 65 nm
Transistor count 228,000,000 291,000,000
Max CPUs 1 1
Clock multiplier 11 7
Operating temperature Unknown - 74.1°C Unknown - 72°C

overclocking

Overclocked clock speed 3.86 GHz 3.41 GHz
Overclocked clock speed (Water) 4.33 GHz 2.33 GHz
Overclocked clock speed (Air) 3.86 GHz 3.41 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 1,333 MHz
Intel Pentium E6500
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Intel Core2 Duo E6540
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