Product Comparison: Intel Core 2 Extreme QX9770 vs Intel Core i5-2500K


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General Specifications
Brand
Intel
Intel
Model
Core 2 Extreme QX9770
Core i5-2500K
Origin
Malaysia
Malaysia
About the Product
The new Intel Core 2 Extreme processors QX9000 series are based on the industry-leading 45nm manufacturing technology, providing another giant leap forward on the road to multi-core and parallel computing. This processor is designed for PC enthusiasts and gamers.
The Intel Core i5-2500K CPU is based on the new Sandy Bridge core. Has a built-in graphics controller HD3000 Graphics (with a frequency of 850/1100 MHz) and a DDR3. The internal processor frequency is 3.3 GHz, in Turbo mode it increases to 3.7 GHz.
Package Size
Height
6.2 in.
4.5 in.
Width
4.4 in.
4 in.
Depth
1.8 in.
3.2 in.
Weight
0.85 lbs.
1.1 lbs.

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Details
Socket
LGA775
Lithography
45 nm
32 nm
Type of Processors
Desktop
Desktop
Code Name
Yorkfield
Sandy Bridge
What customers say about "Details"
Intel Core 2 Extreme QX9770 CPU Processor
  • This CPU was very easy to install and it works fine. I like this CPU.
  • Very easy installation. Perfect for my build.
  • Warp speed. Easy to install. I recommend.
  • I recommend it if you're looking for a cheap, easy way to extend the life of your socket 775. Great!
  • Budget upgrade. Socket was good for installation.
Intel Core i5-2500K CPU Processor
  • It is working great. The socket you need is a LGA 1155.
  • Nice. You'll need an 1155 socket motherboard to use this processor with an H67, P67, or Z68 chipset.
  • This CPU and the associated Motherboard are still going strong.
  • I love this quad core i5 2nd generation Sandy Bridge LGA1155 processor.
  • Fine. I installed it easily. Great processor.
Technical Specifications
CPU Cores
4
4
CPU Threads
4
4
Clock Speed
3.2 GHz
3.3 GHz
Max TDP
136 W
95 W
Max Temperature
55.5 °C
72.6 °C
Data Width
64 bits
64 bits
Virtualization Technology
Yes
Yes
Turbo Clock Speed
3.7 GHz

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

What customers say about "Technical Specifications"
Intel Core 2 Extreme QX9770 CPU Processor
  • Runs fast and cool! Upgrade!
  • Was twice as fast as the previous chip!
  • Good fast processor for the money!
  • Fast and stable! Great little chip!
  • Excellent processor. Fast speeds of this one.
Intel Core i5-2500K CPU Processor
  • I've played with the base frequency and able to get 3.6 GHz and able to go 3.7GHz.
  • This is very sturdy chip. I'm happy with the choice.
  • I have it running at 3.8 GHz with liquid cooling, and no stability issues. It was able to be overclocked up to 3.7 GHz with stock cooling.
  • On a stock cooler, you can easily bump the processor speed up to 3.5+GHz without worry.
  • It's beefy for gaming, Photoshop, movies and pretty much anything else you can throw at it.
Cache And Memory Specifications
L1 Cache Size
256 kB
128 kB
L2 Cache Size
12000 kB
1024 kB
Max Memory Size
16 GB
32 GB
Memory Types
DDR3
DDR3
Max Memory Channels
2
2
Max Memory Bandwidth
12.8 GB/s
21 GB/s
L3 Cache Size
6000 kB

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

Intel Core 2 Extreme QX9770

Intel Core i5-2500K

What customers say about "Cache And Memory Specifications"
Intel Core 2 Extreme QX9770 CPU Processor
  • I have this pared with a GTX 950 and 6 GB of memory and I'm able to play Battlefield 3 on ultra settings.
  • Plays most modern games on high 1080p. Good support memory.
  • Minimal packaging. Works fine, so far. Has good support memory, works well with mine.
  • If you have an LGA 775 socket, this will work. Works well with my memory.
  • Didn't work with my memory. Poor quality.
Intel Core i5-2500K CPU Processor
  • I like the memory support in this CPU. For gaming is super.
  • I needed a processor with DDR3 memory type. Fit perfectly.
  • A very fast CPU at a cost effective price. Two thumbs up!
  • All of the games I throw at it run amazing. Fast CPU.
  • The extra cache and frequency performance boost might be easily noticeable.
Supported Technologies
Execute Disable Bit / Virus Protection
Yes
Yes
Turbo Boost / Turbo Core
No
Yes
Enhanced SpeedStep / PowerNow!
Yes
Yes
Hyper-Threading / HyperTransport
No
No
Warranty / Certifications
Manufacturer Warranty
3 year(s)
3 year(s)
Certifications
CE, FCC
CE, FCC
Other Information
Manufacturer
Graphics Specifications
DirectX* Support
10.1
Graphics Max Dynamic Frequency
1100 MHz
Graphics Base Frequency
850 MHz
Processor Graphics
Intel HD Graphics 3000


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