CPUBoss Review Our evaluation of 4005U vs 3205U among laptop CPUs (up to 15W)

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

7

CPUBoss Score

Combination of all six facets

Winner
Intel Core i3 4005U 

CPUBoss recommends the Intel Core i3 4005U  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Core i3 4005U

Reasons to consider the
Intel Core i3 4005U

Report a correction

CPUBoss is not aware of any important advantages of the Core i3 4005U vs the Celeron 3205U.

Front view of Intel Celeron 3205U

Reasons to consider the
Intel Celeron 3205U

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CPUBoss is not aware of any important advantages of the Celeron 3205U vs the Core i3 4005U.

Benchmarks Real world tests of Core i3 4005U vs Celeron 3205U

CompuBench 1.5 (Face detection)

Core i3 4005U
11.34 mPixels/s
Celeron 3205U
6.12 mPixels/s

CompuBench 1.5 (Ocean surface simulation) Data courtesy CompuBench

Core i3 4005U
132.16 fps
Celeron 3205U
89 fps

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i3 4005U
0.74 fps
Celeron 3205U
0.51 fps

CompuBench 1.5 (Video composition) Data courtesy CompuBench

Core i3 4005U
7.27 fps
Celeron 3205U
-1 fps

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i3 4005U  vs
Celeron 3205U 
Clock speed 1.7 GHz 1.5 GHz
Cores Dual core Dual core

features

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

power consumption

TDP 15W 15W
Annual home energy cost 3.61 $/year 3.61 $/year
Performance per watt 28.19 pt/W 4.84 pt/W
Typical power consumption 12.19W 12.19W

bus

Architecture DMI 2.0 DMI 2.0
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i3 4005U  vs
Celeron 3205U 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 3 MB 2 MB
L3 cache per core 1.5 MB/core 1 MB/core
Manufacture process 22 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.85 GHz 1.5 GHz
Overclocked clock speed (Water) 1.7 GHz 1.5 GHz
Overclocked clock speed (Air) 1.85 GHz 1.5 GHz

integrated graphics

GPU GPU GPU
Label HD 4400 series Intel® HD Graphics
Number of displays supported 3 3
GPU clock speed 200 MHz 100 MHz
Turbo clock speed 950 MHz 800 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 12,800 MB/s 25,600 MB/s
Maximum memory size 16,384 MB 16,384 MB
Intel Core i3 4005U
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Intel Celeron 3205U
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