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Differences What are the advantages of each

Front view of Intel Core i5 450M

Reasons to consider the
Intel Core i5 450M

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CPUBoss is not aware of any important advantages of the Core i5 450M vs the Celeron B815.

Front view of Intel Celeron B815

Reasons to consider the
Intel Celeron B815

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CPUBoss is not aware of any important advantages of the Celeron B815 vs the Core i5 450M.

Benchmarks Real world tests of Core i5 450M vs Celeron B815

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

Core i5 450M
111,850 MB/s
Celeron B815
78,800 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 450M  vs
Celeron B815 
Clock speed 2.4 GHz 1.6 GHz
Cores Dual core Dual core
Socket type
BGA 1288
rPGA 988A
rPGA 988B

features

Has a NX bit Yes Yes
Supports trusted computing No 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 35W 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Performance per watt 3.36 pt/W 2.44 pt/W
Typical power consumption 28.44W 28.44W

bus

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

details

Core i5 450M  vs
Celeron B815 
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 3 MB 2 MB
L3 cache per core 1.5 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1
Clock multiplier 18 16

overclocking

Overclocked clock speed 2.68 GHz 1.6 GHz
Overclocked clock speed (Water) 2.4 GHz 1.6 GHz
Overclocked clock speed (Air) 2.68 GHz 1.6 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Intel® HD Graphics
Number of displays supported 2 2
GPU clock speed 500 MHz 650 MHz
Turbo clock speed 766 MHz 1,050 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 17,066.66 MB/s 21,333.32 MB/s
Maximum memory size 8,192 MB 16,384 MB
Intel Core i5 450M
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Intel Celeron B815
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