CPUBoss Review Our evaluation of E6300 vs E4400 among desktop CPUs (45 to 75W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Core2 Duo E6300

Reasons to consider the
Intel Core2 Duo E6300

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Front view of Intel Core2 Duo E4400

Reasons to consider the
Intel Core2 Duo E4400

Report a correction
Higher clock speed 2 GHz vs 1.86 GHz Around 10% higher clock speed
Newer Apr, 2007 vs Jul, 2006 Release date 9 months later
Slightly better overclocked clock speed (Water) 3.53 GHz vs 3.45 GHz Almost the same

Benchmarks Real world tests of Core2 Duo E6300 vs E4400

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 E6300
79,500 MB/s
Core2 Duo E4400
85,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo E6300  vs
E4400 
Clock speed 1.86 GHz 2 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 No
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 1.18 pt/W 1.25 pt/W
Typical power consumption 52.81W 52.81W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 800 MHz

details

Core2 Duo E6300  vs
E4400 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 2 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 65 nm 65 nm
Transistor count 167,000,000 167,000,000
Max CPUs 1 1
Clock multiplier 7 10
Voltage range 0.85 - 1.5V 0.85 - 1.5V
Operating temperature Unknown - 61.4°C Unknown - 61.4°C

overclocking

Overclocked clock speed 3.19 GHz 3.16 GHz
Overclocked clock speed (Water) 3.45 GHz 3.53 GHz
Overclocked clock speed (Air) 3.19 GHz 3.16 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 E6300
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Intel Core2 Duo E4400
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