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Differences What are the advantages of each

Front view of Intel Core i7 680UM

Reasons to consider the
Intel Core i7 680UM

Report a correction

CPUBoss is not aware of any important advantages of the 680UM vs the 3667U.

Front view of Intel Core i7 3667U

Reasons to consider the
Intel Core i7 3667U

Report a correction

CPUBoss is not aware of any important advantages of the 3667U vs the 680UM.

Benchmarks Real world tests of Core i7 680UM vs 3667U

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 i7 680UM
1,150 MB/s
Core i7 3667U
2,160,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Core i7 680UM  vs
3667U 
Clock speed 1.46 GHz 2 GHz
Turbo clock speed 2.53 GHz 3.2 GHz
Cores Dual core Dual core
Socket type
BGA 1288
BGA 1023
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
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 18W 17W
Annual home energy cost 4.34 $/year 4.1 $/year
Performance per watt 3.06 pt/W 25 pt/W
Typical power consumption 14.63W 13.81W

bus

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

details

Core i7 680UM  vs
3667U 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 4 MB 4 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Clock multiplier 11 20

overclocking

Overclocked clock speed 1.47 GHz 2.91 GHz
Overclocked clock speed (Water) 1.47 GHz 2 GHz
Overclocked clock speed (Air) 1.47 GHz 2.91 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics HD Graphics 4000
Number of displays supported 2 3
GPU clock speed 166 MHz 350 MHz
Turbo clock speed 500 MHz 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3L-1333
DDR3RS-1600
DDR3RS-1333
DDR3
DDR3-800
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 25,600 MB/s
Intel Core i7 680UM
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Intel Core i7 3667U
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