Cast your vote Do you agree or disagree with CPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!
VS

Differences What are the advantages of each

Front view of Intel Core2 QX9775

Reasons to consider the
Intel Core2 QX9775

Report a correction
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much better performance per watt 1.53 pt/W vs 1.1 pt/W Around 40% better performance per watt
Much lower annual home energy cost 36.13 $/year vs 47.3 $/year Around 25% lower annual home energy cost
Front view of Intel Core2 Duo E8600

Reasons to consider the
Intel Core2 Duo E8600

Report a correction
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Higher clock speed 3.33 GHz vs 3.2 GHz Around 5% higher clock speed
Much better overclocked clock speed (Air) 4.61 GHz vs 4.04 GHz Around 15% better overclocked clock speed (Air)
Much higher Maximum operating temperature 72.4 °C vs 63 °C Around 15% higher Maximum operating temperature
Significantly lower annual commercial energy cost 113.62 $/year vs 131.4 $/year Around 15% lower annual commercial energy cost
Better overclocked clock speed (Water) 4.6 GHz vs 4.45 GHz Around 5% better overclocked clock speed (Water)

Benchmarks Real world tests of Core2 QX9775 vs Duo E8600

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 QX9775
134,400 MB/s
Core2 Duo E8600
136,900 MB/s

Specifications Full list of technical specs

summary

Core2 QX9775  vs
Duo E8600 
Clock speed 3.2 GHz 3.33 GHz
Cores Quad core Dual core
Socket type
LGA 771
LGA 775

features

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

power consumption

TDP 150W 65W
Annual home energy cost 36.13 $/year 47.3 $/year
Annual commercial energy cost 131.4 $/year 113.62 $/year
Performance per watt 1.53 pt/W 1.1 pt/W
Typical power consumption 121.88W 120.65W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,600 MHz 1,333 MHz

details

Core2 QX9775  vs
Duo E8600 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 12 MB 6 MB
L2 cache per core 3 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Transistor count 820,000,000 410,000,000
Max CPUs 2 1
Clock multiplier 8 10
Voltage range 0.85 - 1.35V 0.85 - 1.36V
Operating temperature Unknown - 63°C Unknown - 72.4°C

overclocking

Overclocked clock speed 4.04 GHz 4.61 GHz
Overclocked clock speed (Water) 4.45 GHz 4.6 GHz
Overclocked clock speed (Air) 4.04 GHz 4.61 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
Intel Core2 QX9775
Report a correction
Intel Core2 Duo E8600
Report a correction

Comments

comments powered by Disqus