CPUBoss Review Our evaluation of E5300 vs 915 among desktop CPUs

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 Pentium E5300

Reasons to consider the
Intel Pentium E5300

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Much better PassMark score 1,549 vs 584 Around 2.8x better PassMark score
Much better PassMark (Single core) score 1,052 vs 649 More than 60% better PassMark (Single core) score
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 1.66 pt/W vs 0.51 pt/W More than 3.2x better performance per watt
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much higher Maximum operating temperature 74.1 °C vs 63.4 °C More than 15% higher Maximum operating temperature
Much lower typical power consumption 52.81W vs 77.19W More than 30% lower typical power consumption
Significantly lower annual home energy cost 15.66 $/year vs 22.89 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 83.22 $/year More than 30% lower annual commercial energy cost
Newer Jan, 2008 vs Jul, 2006 Release date over 1 years later
Front view of Intel Pentium D 915

Reasons to consider the
Intel Pentium D 915

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Higher clock speed 2.8 GHz vs 2.6 GHz Around 10% higher clock speed
Better overclocked clock speed (Air) 3.92 GHz vs 3.87 GHz Almost the same
Better overclocked clock speed (Water) 4.43 GHz vs 4.33 GHz Almost the same

Benchmarks Real world tests of Pentium E5300 vs D 915

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium E5300  vs
D 915 
Clock speed 2.6 GHz 2.8 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 95W
Annual home energy cost 15.66 $/year 22.89 $/year
Annual commercial energy cost 56.94 $/year 83.22 $/year
Performance per watt 1.66 pt/W 0.51 pt/W
Typical power consumption 52.81W 77.19W

bus

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

details

Pentium E5300  vs
D 915 
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 228,000,000 376,000,000
Max CPUs 1 1
Clock multiplier 13 14
Voltage range 0.85 - 1.36V 1.2 - 1.34V
Operating temperature Unknown - 74.1°C Unknown - 63.4°C

overclocking

Overclocked clock speed 3.87 GHz 3.92 GHz
Overclocked clock speed (Water) 4.33 GHz 4.43 GHz
Overclocked clock speed (Air) 3.87 GHz 3.92 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 Pentium E5300
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Intel Pentium D 915
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