CPUBoss Review Our evaluation of P840 vs 250 among all 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

Sky Diver and Cloud Gate

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?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS
Front view of AMD Athlon II X2 250

AMD Athlon II X2 250

CPUBoss Winner

Differences What are the advantages of each

Front view of AMD Phenom II P840

Reasons to consider the
AMD Phenom II P840

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Significantly lower typical power consumption 28.44W vs 52.81W More than 45% lower typical power consumption
More cores 3 vs 2 1 more cores; run more applications at once
Newer Oct, 2010 vs Jun, 2009 Release date over 1 years later
Significantly lower annual home energy cost 8.43 $/year vs 15.66 $/year More than 45% lower annual home energy cost
Significantly lower annual commercial energy cost 30.66 $/year vs 56.94 $/year More than 45% lower annual commercial energy cost
Front view of AMD Athlon II X2 250

Reasons to consider the
AMD Athlon II X2 250

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Significantly higher clock speed 3 GHz vs 1.9 GHz Around 60% higher clock speed
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 3.72 GHz vs 1.9 GHz More than 95% better overclocked clock speed (Air)
Significantly more l2 cache per core 1 MB/core vs 0.67 MB/core More than 50% more l2 cache per core
Better geekbench 3 single core score 1,524 vs 996 Around 55% better geekbench 3 single core score
Better geekbench 3 Multi-Core score 2,814 vs 2,059 More than 35% better geekbench 3 Multi-Core score
Much better overclocked clock speed (Water) 4.04 GHz vs 1.9 GHz Around 2.2x better overclocked clock speed (Water)

Benchmarks Real world tests of Phenom II P840 vs Athlon II X2 250

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 P840
76,000 MB/s
Athlon II X2 250
120,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II P840  vs
Athlon II X2 250 
Clock speed 1.9 GHz 3 GHz
Cores Tri core Dual core
Socket type
S1
AM3
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
ABM
CVT16
AMD-V
3DNow!
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 35W 65W
Annual home energy cost 8.43 $/year 15.66 $/year
Annual commercial energy cost 30.66 $/year 56.94 $/year
Performance per watt 2.3 pt/W 1.79 pt/W
Typical power consumption 28.44W 52.81W

details

Phenom II P840  vs
Athlon II X2 250 
Architecture x86-64 x86-64
Threads 3 2
L2 cache 2 MB 2 MB
L2 cache per core 0.67 MB/core 1 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.9 GHz 3.72 GHz
Overclocked clock speed (Water) 1.9 GHz 4.04 GHz
Overclocked clock speed (Air) 1.9 GHz 3.72 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

bus

Clock speed 1,800 MHz 2,000 MHz
AMD Phenom II P840
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AMD Athlon II X2 250
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