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Differences What are the advantages of each

Front view of Intel Core2 Duo T7400

Reasons to consider the
Intel Core2 Duo T7400

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Front view of Intel Core i3 390

Reasons to consider the
Intel Core i3 390

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CPUBoss is not aware of any important advantages of the Core i3 390 vs the Core2 Duo T7400.

Benchmarks Real world tests of Core2 Duo T7400 vs Core i3 390

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

Core2 Duo T7400
87,400 MB/s
Core i3 390
112,200 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo T7400  vs
Core i3 390 
Clock speed 2.16 GHz 1.7 GHz
Cores Dual core Single core
Socket type
479
BGA 1288
rPGA 988A

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes No
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 34W 21W
Annual home energy cost 8.19 $/year 5.06 $/year
Performance per watt 4.41 pt/W 5.8 pt/W
Typical power consumption 27.63W 17.06W

bus

Architecture FSB DMI
Number of links 1 1
Clock speed 667 MHz 400 MHz

details

Core2 Duo T7400  vs
Core i3 390 
Architecture x86-64 x86
Threads 2 4
L2 cache 4 MB 1 MB
L2 cache per core 2 MB/core 1 MB/core
Manufacture process 65 nm 90 nm
Transistor count 291,000,000 144,000,000
Max CPUs 1 1
Clock multiplier 13 17
Voltage range 1.16 - 1.3V 1 - 1.29V

overclocking

Overclocked clock speed 2.32 GHz 2.75 GHz
Overclocked clock speed (Water) 2.92 GHz 2.67 GHz
Overclocked clock speed (Air) 2.32 GHz 2.75 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
Intel Core2 Duo T7400
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Intel Core i3 390
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