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Differences What are the advantages of each

Front view of AMD Phenom II X4 945 95W

Reasons to consider the
AMD Phenom II X4 945 95W

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CPUBoss is not aware of any important advantages of the Phenom II X4 945 95W vs the Phenom II X2 545.

Front view of AMD Phenom II X2 545

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AMD Phenom II X2 545

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking

Benchmarks Real world tests of Phenom II X4 945 95W vs X2 545

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

Phenom II X4 945 95W
120,900 MB/s
Phenom II X2 545
121,300 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X4 945 95W  vs
X2 545 
Clock speed 3 GHz 3 GHz
Cores Quad core Dual core
Socket type
AM3
Is unlocked No Yes

features

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

power consumption

TDP 95W 80W
Annual home energy cost 22.89 $/year 19.27 $/year
Annual commercial energy cost 83.22 $/year 70.08 $/year
Performance per watt 1.57 pt/W 1.49 pt/W
Typical power consumption 77.19W 65W

bus

Clock speed 2,000 MHz 2,000 MHz

details

Phenom II X4 945 95W  vs
X2 545 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 2 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1
Voltage range 0.85 - 1.4V 0.88 - 1.43V
Operating temperature 55 - 70°C Unknown - 70°C

overclocking

Overclock popularity 34 1
Overclocked clock speed 3.68 GHz 3.64 GHz
Overclocked clock speed (Water) 3.81 GHz 3 GHz
Overclocked clock speed (Air) 3.68 GHz 3.64 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 Phenom II X4 945 95W
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AMD Phenom II X2 545
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