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Differences What are the advantages of each

Front view of Intel Core i5 750S

Reasons to consider the
Intel Core i5 750S

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More cores 4 vs 2 Twice as many cores; run more applications at once
Significantly higher Maximum operating temperature 76.7 °C vs 72.6 °C More than 5% higher Maximum operating temperature
Front view of Intel Core i5 680

Reasons to consider the
Intel Core i5 680

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Much higher clock speed 3.6 GHz vs 2.4 GHz More than 50% higher clock speed
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
Much better overclocked clock speed (Air) 4.81 GHz vs 3.88 GHz Around 25% better overclocked clock speed (Air)
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Much better overclocked clock speed (Water) 5.05 GHz vs 2.4 GHz More than 2x better overclocked clock speed (Water)
Lower typical power consumption 59.31W vs 66.63W More than 10% lower typical power consumption
Lower annual home energy cost 17.59 $/year vs 19.75 $/year More than 10% lower annual home energy cost
Lower annual commercial energy cost 63.95 $/year vs 71.83 $/year More than 10% lower annual commercial energy cost

Benchmarks Real world tests of Core i5 750S vs 680

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 750S
96.4 MB/s
Core i5 680
1,790,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 750S  vs
680 
Clock speed 2.4 GHz 3.6 GHz
Turbo clock speed 3.2 GHz 3.86 GHz
Cores Quad core Dual core
Socket type
LGA 1156
Is unlocked No No

features

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

power consumption

TDP 82W 73W
Annual home energy cost 19.75 $/year 17.59 $/year
Annual commercial energy cost 71.83 $/year 63.95 $/year
Performance per watt 1.17 pt/W 10.08 pt/W
Typical power consumption 66.63W 59.31W

bus

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

details

Core i5 750S  vs
680 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 4 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 45 nm 32 nm
Transistor count 774,000,000 382,000,000
Max CPUs 1 1
Clock multiplier 18 27
Voltage range 0.65 - 1.4V 0.65 - 1.4V
Operating temperature Unknown - 76.7°C Unknown - 72.6°C

overclocking

Overclocked clock speed 3.88 GHz 4.81 GHz
Overclocked clock speed (Water) 2.4 GHz 5.05 GHz
Overclocked clock speed (Air) 3.88 GHz 4.81 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics
Number of displays supported N/A 2
GPU clock speed N/A 733 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 21,333.32 MB/s
Maximum memory size 16,384 MB 16,998.4 MB
Intel Core i5 750S
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Intel Core i5 680
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