CPUBoss Review Our evaluation of 145 vs 140

Performance

Benchmark performance using all cores

Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Passmark (Overclocked), Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more

Value

Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Winner
AMD Sempron 145 

CPUBoss recommends the AMD Sempron 145  based on its .

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VS

AMD Sempron 145

CPUBoss Winner
Front view of AMD Sempron 145

Differences What are the advantages of each

Front view of AMD Sempron 145

Reasons to consider the
AMD Sempron 145

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Better overclocked clock speed (Air) 4.09 GHz vs 3.68 GHz More than 10% better overclocked clock speed (Air)
Marginally newer May, 2010 vs Jul, 2009 Release date 9 months later
Better overclocked clock speed (Water) 4.37 GHz vs 3.87 GHz Around 15% better overclocked clock speed (Water)
Front view of AMD Sempron 140

Reasons to consider the
AMD Sempron 140

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More l3 cache 1 MB vs 0 MB Compared to all cpus, 1 MB l3 cache is just OK
Significantly more l3 cache per core 1 MB/core vs 0 MB/core Compared to all cpus, 1 MB/core l3 cache per core is just OK

Benchmarks Real world tests of Sempron 145 vs 140

GeekBench (32-bit)

Sempron 145
1,351
Sempron 140
1,299

GeekBench

Sempron 145
1,351
Sempron 140
1,299

Reviews Word on the street

Sempron 145  vs 140 

7.6
6.6
Its low power consumption (45-85w with both cores) make it a nice upgrade to an older system running an AM2+ socket, or a budget home PC build with low-cost parts.
Sempron 145

Specifications Full list of technical specs

summary

Sempron 145  vs
140 
Clock speed 2.8 GHz 2.7 GHz
Cores Single core Single core
Socket type
AM3
Is unlocked No No
Is hyperthreaded No No

features

Has a NX bit Yes Yes
Has vitualization support Yes Yes
Instruction-set-extensions
MMX
SSE
SSE3
SSE2
SSE4a
3DNow!
Supports dynamic frequency scaling Yes Yes

gpu

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

bus

Clock speed 2,000 MHz 2,000 MHz

details

Sempron 145  vs
140 
Architecture x86-64 x86-64
Threads 1 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 0 MB 1 MB
L3 cache per core 0 MB/core 1 MB/core
Manufacture process 45 nms 45 nms
Max CPUs 1 1
Voltage range 0.83 - 1.35V 0.83 - 1.35V
Operating temperature Unknown - 63°C Unknown - 63°C

overclocking

Overclock popularity 9 5
Overclocked clock speed 4.09 GHz 3.68 GHz
Overclocked clock speed (Water) 4.37 GHz 3.87 GHz
PassMark (Overclocked) 1,763.8 1,557.8
Overclocked clock speed (Air) 4.09 GHz 3.68 GHz

power consumption

TDP 45W 45W
Annual home energy cost 10.84 $/year 10.84 $/year
Annual commercial energy cost 39.42 $/year 39.42 $/year
Performance per watt 4.33 pt/W 4.14 pt/W
Typical power consumption 36.56W 36.56W
AMD Sempron 145
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AMD Sempron 140
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