CPUBoss Review Our evaluation of E2140 vs 3667U 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

8

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 3667U 

CPUBoss recommends the Intel Core i7 3667U  based on its performance, single-core performance, power consumption and value.

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VS

Differences What are the advantages of each

Front view of Intel Pentium E2140

Reasons to consider the
Intel Pentium E2140

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Better overclocked clock speed (Water) 3.51 GHz vs 2 GHz More than 75% better overclocked clock speed (Water)
Front view of Intel Core i7 3667U

Reasons to consider the
Intel Core i7 3667U

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Much newer manufacturing process 22 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher clock speed 2 GHz vs 1.6 GHz Around 25% higher clock speed
Much higher Maximum operating temperature 105 °C vs 61.4 °C More than 70% higher Maximum operating temperature
Much better geekbench 3 single core score 2,619 vs 846 More than 3x better geekbench 3 single core score
Lower typical power consumption 13.81W vs 52.81W 3.8x lower typical power consumption
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Newer Jun, 2012 vs Apr, 2007 Release date over 5 years later
Better PassMark score 3,926 vs 878 Around 4.5x better PassMark score
Better geekbench 2 (32-bit) score 4,721 vs 1,447 More than 3.2x better geekbench 2 (32-bit) score
Better performance per watt 26.68 pt/W vs 1.17 pt/W More than 22.8x better performance per watt
Lower annual home energy cost 4.1 $/year vs 15.66 $/year 3.8x lower annual home energy cost
Lower annual commercial energy cost 14.89 $/year vs 56.94 $/year 3.8x lower annual commercial energy cost

Benchmarks Real world tests of Pentium E2140 vs Core i7 3667U

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

Pentium E2140
68,300 MB/s
Core i7 3667U
2,160,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium E2140  vs
Core i7 3667U 
Clock speed 1.6 GHz 2 GHz
Cores Dual core Dual core
Socket type
LGA 775
BGA 1023

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support No Yes
Instruction set extensions
SSE2
MMX
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 17W
Annual home energy cost 15.66 $/year 4.1 $/year
Annual commercial energy cost 56.94 $/year 14.89 $/year
Performance per watt 1.17 pt/W 26.68 pt/W
Typical power consumption 52.81W 13.81W

details

Pentium E2140  vs
Core i7 3667U 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
Manufacture process 65 nm 22 nm
Max CPUs 1 1
Clock multiplier 8 20
Operating temperature Unknown - 61.4°C Unknown - 105°C

overclocking

Overclocked clock speed 3.01 GHz 2.93 GHz
Overclocked clock speed (Water) 3.51 GHz 2 GHz
Overclocked clock speed (Air) 3.01 GHz 2.93 GHz

integrated graphics

GPU None GPU
Label N/A HD Graphics 4000
Latest DirectX N/A 11.0
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,150 MHz
3DMark06 N/A 5,344.5

bus

Architecture FSB DMI
Number of links 1 1
Intel Pentium E2140
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Intel Core i7 3667U
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