CPUBoss Review Our evaluation of L3406 vs G1820T 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

7.2

CPUBoss Score

Combination of all six facets

Winner
Intel Celeron G1820T 

CPUBoss recommends the Intel Celeron G1820T  based on its value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon L3406

Reasons to consider the
Intel Xeon L3406

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More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Slightly more l3 cache 4 MB vs 2 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
More threads 4 vs 2 Twice as many threads
Slightly lower typical power consumption 24.38W vs 28.44W Around 15% lower typical power consumption
Slightly lower annual home energy cost 7.23 $/year vs 8.43 $/year Around 15% lower annual home energy cost
Slightly lower annual commercial energy cost 26.28 $/year vs 30.66 $/year Around 15% lower annual commercial energy cost
Front view of Intel Celeron G1820T

Reasons to consider the
Intel Celeron G1820T

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Much better performance per dollar 2.74 pt/$ vs 0.38 pt/$ Around 7.2x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Better geekbench 3 single core score 2,433 vs 1,697 Around 45% better geekbench 3 single core score
Newer Jan, 2014 vs Mar, 2010 Release date over 3 years later
Higher Maximum operating temperature 66.4 °C vs 53.9 °C Around 25% higher Maximum operating temperature
Better geekbench 3 Multi-Core score 4,323 vs 3,657 Around 20% better geekbench 3 Multi-Core score
Better performance per watt 3.29 pt/W vs 2.57 pt/W Around 30% better performance per watt

Benchmarks Real world tests of Xeon L3406 vs Celeron G1820T

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

Xeon L3406
155.1 MB/s
Celeron G1820T
146.9 MB/s

Specifications Full list of technical specs

summary

Xeon L3406  vs
Celeron G1820T 
Clock speed 2.26 GHz 2.4 GHz
Cores Dual core Dual core
Socket type
LGA 1156
LGA 1150

features

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

power consumption

TDP 30W 35W
Annual home energy cost 7.23 $/year 8.43 $/year
Annual commercial energy cost 26.28 $/year 30.66 $/year
Performance per watt 2.57 pt/W 3.29 pt/W
Typical power consumption 24.38W 28.44W

bus

Architecture DMI DMI 2.0
Number of links 1 0
Transfer rate 2,500 MT/s 5,000 MT/s

details

Xeon L3406  vs
Celeron G1820T 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 4 MB 2 MB
L3 cache per core 2 MB/core 1 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Clock multiplier 17 24
Operating temperature Unknown - 53.9°C Unknown - 66.4°C

overclocking

Overclocked clock speed 2.27 GHz 2.4 GHz
Overclocked clock speed (Water) 2.27 GHz 2.4 GHz
Overclocked clock speed (Air) 2.27 GHz 2.4 GHz

integrated graphics

GPU None GPU
Label N/A HD (Haswell)
Number of displays supported N/A 3
GPU clock speed N/A 1,050 MHz
Turbo clock speed N/A 1,050 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 17,066.66 MB/s 21,333.32 MB/s
Maximum memory size 16,773.12 MB 32,768 MB
Intel Xeon L3406
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Intel Celeron G1820T
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