CPUBoss Review Our evaluation of 720 vs 550 among desktop CPUs (over 75W)

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

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of AMD Phenom II X3 720

Reasons to consider the
AMD Phenom II X3 720

Report a correction

CPUBoss is not aware of any important advantages of the Phenom II X3 720 vs the Phenom II X2 550.

Front view of AMD Phenom II X2 550

Reasons to consider the
AMD Phenom II X2 550

Report a correction

CPUBoss is not aware of any important advantages of the Phenom II X2 550 vs the Phenom II X3 720.

Benchmarks Real world tests of Phenom II X3 720 vs X2 550

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 X3 720
119,600 MB/s
Phenom II X2 550
125,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Phenom II X3 720  vs X2 550 

6.0
7.0
You can now buy PC processors with as many as six cores and support for up to 12 software threads in parallel.
Phenom II X2 550

Specifications Full list of technical specs

summary

Phenom II X3 720  vs
X2 550 
Clock speed 2.8 GHz 3.1 GHz
Cores Tri core Dual core
Socket type
AM3
Is unlocked Yes 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

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

Phenom II X3 720  vs
X2 550 
Architecture x86-64 x86-64
Threads 3 2
L2 cache 2 MB 1 MB
L2 cache per core 0.67 MB/core 0.5 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 2 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1
Voltage range 0.85 - 1.43V 0.85 - 1.43V
Operating temperature Unknown - 73°C Unknown - 70°C

overclocking

Overclock popularity 56 7
Overclocked clock speed 3.61 GHz 3.81 GHz
Overclocked clock speed (Water) 3.86 GHz 3.12 GHz
PassMark (Overclocked) 2,146.5 1,881.5
Overclocked clock speed (Air) 3.61 GHz 3.81 GHz

power consumption

TDP 95W 80W
Annual home energy cost 22.89 $/year 46.25 $/year
Annual commercial energy cost 83.22 $/year 120.89 $/year
Performance per watt 1.38 pt/W 0.89 pt/W
Typical power consumption 77.19W 124.5W

bus

Clock speed 2,000 MHz 2,000 MHz
AMD Phenom II X3 720
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AMD Phenom II X2 550
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