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Differences What are the advantages of each

Front view of Intel Pentium 4 550

Reasons to consider the
Intel Pentium 4 550

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CPUBoss is not aware of any important advantages of the 550 vs the 515.

Front view of Intel Pentium 4 515

Reasons to consider the
Intel Pentium 4 515

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Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits

Benchmarks Real world tests of Pentium 4 550 vs 515

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 4 550
119,750 MB/s
Pentium 4 515
102,400 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Pentium 4 550  vs
515 
Clock speed 3.4 GHz 2.93 GHz
Cores Single core Single core
Socket type
LGA 775

features

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

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

details

Pentium 4 550  vs
515 
Architecture x86 x86
Threads 2 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 90 nm 90 nm
Transistor count 125,000,000 125,000,000
Max CPUs 1 1
Clock multiplier 17 22
Voltage range 1.2 - 1.43V 1.25 - 1.4V
Operating temperature Unknown - 72.8°C Unknown - 67.7°C

overclocking

Overclocked clock speed 3.81 GHz 3.92 GHz
Overclocked clock speed (Water) 3.9 GHz 2.93 GHz
PassMark (Overclocked) 754.8 725.9
Overclocked clock speed (Air) 3.81 GHz 3.92 GHz

power consumption

TDP 115W 84W
Annual home energy cost 27.7 $/year 20.24 $/year
Annual commercial energy cost 100.74 $/year 73.58 $/year
Performance per watt 0.87 pt/W 0.99 pt/W
Typical power consumption 93.44W 68.25W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 533 MHz
Intel Pentium 4 550
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Intel Pentium 4 515
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