Cast your vote Do you agree or disagree with CPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!
VS

Differences What are the advantages of each

Front view of AMD Sempron X2 198

Reasons to consider the
AMD Sempron X2 198

Report a correction

CPUBoss is not aware of any important advantages of the Sempron X2 198 vs the Athlon II X4 638.

Front view of AMD Athlon II X4 638

Reasons to consider the
AMD Athlon II X4 638

Report a correction
Much more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark score 3,198 vs 1,413 More than 2.2x better PassMark score
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Higher clock speed 2.7 GHz vs 2.5 GHz Around 10% higher clock speed
Much better overclocked clock speed (Air) 3.42 GHz vs 2.5 GHz More than 35% 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
Better overclocked clock speed (Water) 2.7 GHz vs 2.5 GHz Around 10% better overclocked clock speed (Water)

Benchmarks Real world tests of Sempron X2 198 vs Athlon II X4 638

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron X2 198  vs
Athlon II X4 638 
Clock speed 2.5 GHz 2.7 GHz
Turbo clock speed None 0 GHz
Cores Dual core Quad core
Socket type
FM1

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
AMD64
AMD-V
3DNow!
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 1.8 pt/W
Typical power consumption 52.81W 52.81W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600

details

Sempron X2 198  vs
Athlon II X4 638 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 1 MB 4 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Transistor count 1,178,000,000 1,178,000,000
Max CPUs 1 1
Die size 228 mm² 228 mm²
Voltage range 0.91 - 1.41V 0.91 - 1.41V
Operating temperature Unknown - 70.1°C Unknown - 70.1°C

overclocking

Overclocked clock speed 2.5 GHz 3.42 GHz
Overclocked clock speed (Water) 2.5 GHz 2.7 GHz
Overclocked clock speed (Air) 2.5 GHz 3.42 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
AMD Sempron X2 198
Report a correction
AMD Athlon II X4 638
Report a correction

Read more

Comments

comments powered by Disqus