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Differences What are the advantages of each

Front view of Intel Core2 Duo T6500

Reasons to consider the
Intel Core2 Duo T6500

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Much better performance per dollar 49.18 pt/$ vs 1.26 pt/$ Around 39x better performance per dollar
More l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher clock speed 2.1 GHz vs 1.8 GHz More than 15% higher clock speed
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Better overclocked clock speed (Air) 2.25 GHz vs 1.98 GHz Around 15% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2.1 GHz vs 1.8 GHz More than 15% better overclocked clock speed (Water)
Front view of Intel Celeron B830

Reasons to consider the
Intel Celeron B830

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Newer Sep, 2012 vs Apr, 2009 Release date over 3 years later
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 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
Better geekbench 3 single core score 1,340 vs 1,112 More than 20% better geekbench 3 single core score

Benchmarks Real world tests of Core2 Duo T6500 vs Celeron B830

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

Core2 Duo T6500
88,350 MB/s
Celeron B830
89,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo T6500  vs
Celeron B830 
Clock speed 2.1 GHz 1.8 GHz
Cores Dual core Dual core
Socket type
P
rPGA 988B

features

Has a NX bit Yes Yes
Has virtualization support No 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 2.81 pt/W 3.11 pt/W
Typical power consumption 28.44W 28.44W

details

Core2 Duo T6500  vs
Celeron B830 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 1 1
Clock multiplier 10 18

overclocking

Overclocked clock speed 2.25 GHz 1.98 GHz
Overclocked clock speed (Water) 2.1 GHz 1.8 GHz
Overclocked clock speed (Air) 2.25 GHz 1.98 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics
Number of displays supported N/A 2
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,050 MHz

bus

Architecture FSB DMI
Number of links 1 1
Intel Core2 Duo T6500
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Intel Celeron B830
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