CPUBoss Review Our evaluation of 519K vs 4450e 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

3.4

CPUBoss Score

Combination of all six facets

Winner
AMD Athlon X2 4450e 

CPUBoss recommends the AMD Athlon X2 4450e  based on its performance.

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VS

Differences What are the advantages of each

Front view of Intel Pentium 4 519K

Reasons to consider the
Intel Pentium 4 519K

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Much higher clock speed 3.06 GHz vs 2.3 GHz Around 35% higher clock speed
Much better overclocked clock speed (Air) 4.22 GHz vs 3.01 GHz More than 40% better overclocked clock speed (Air)
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Front view of AMD Athlon X2 4450e

Reasons to consider the
AMD Athlon X2 4450e

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Much newer manufacturing process 65 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 2 vs 1 Twice as many cores; run more applications at once
More threads 2 vs 1 Twice as many threads
Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Much better performance per watt 1.56 pt/W vs 1.03 pt/W More than 50% better performance per watt
Much lower typical power consumption 36.56W vs 68.25W More than 45% lower typical power consumption
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much higher Maximum operating temperature 78 °C vs 67.7 °C More than 15% higher Maximum operating temperature
Much lower annual commercial energy cost 39.42 $/year vs 73.58 $/year More than 45% lower annual commercial energy cost
Much lower annual home energy cost 10.84 $/year vs 20.24 $/year More than 45% lower annual home energy cost
Newer Apr, 2008 vs Oct, 2004 Release date over 3 years later
Better overclocked clock speed (Water) 3.27 GHz vs 3.07 GHz More than 5% better overclocked clock speed (Water)

Benchmarks Real world tests of Pentium 4 519K vs Athlon X2 4450e

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 519K
106,600 MB/s
Athlon X2 4450e
63,550 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Pentium 4 519K  vs
Athlon X2 4450e 
Clock speed 3.06 GHz 2.3 GHz
Cores Single core Dual core
Socket type
LGA 775
AM2

features

Has a NX bit Yes Yes
Has virtualization support No Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling No Yes

power consumption

TDP 84W 45W
Annual home energy cost 20.24 $/year 10.84 $/year
Annual commercial energy cost 73.58 $/year 39.42 $/year
Performance per watt 1.03 pt/W 1.56 pt/W
Typical power consumption 68.25W 36.56W

details

Pentium 4 519K  vs
Athlon X2 4450e 
Architecture x86-64 x86-64
Threads 1 2
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 90 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 67.7°C Unknown - 78°C

overclocking

Overclocked clock speed 4.22 GHz 3.01 GHz
Overclocked clock speed (Water) 3.07 GHz 3.27 GHz
Overclocked clock speed (Air) 4.22 GHz 3.01 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 4 519K
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AMD Athlon X2 4450e
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