Product Comparison: Intel Core 2 Duo E7400 vs Intel Core 2 Duo E8400


Intel Core 2 Duo E7400 CPU Processor
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Intel Core 2 Duo E8400 CPU Processor
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General Specifications
Brand
Intel
Intel
Model
Core 2 Duo E7400
Core 2 Duo E8400
Origin
Costa Rica
China
About the Product
Intel Core 2 Duo E7400 is Wolfdale architecture desktop processor. It has 2 cores and 2 threads, and is based on 45 nm manufacturing technology, with a maximum frequency of 2.8GHz. Processor compatible with LGA775 socket, maximum temperature 74°C. It supports DDR3 memory.
Intel Core 2 Duo processors, manufactured using 45nm manufacturing technology, are characterized by high performance, speed and energy efficiency. The CPU supports Intel HD Boost technology and is up to 70% faster when processing high-definition video. Works at a clock frequency of 3GHz.
Package Size
Height
5.75 in.
6.7 in.
Width
5 in.
6.1 in.
Weight
0.8 lbs.
0.85 lbs.
Depth
3.9 in.
Details
Socket
LGA775
LGA775
Lithography
45 nm
45 nm
Type of Processors
Desktop
Desktop
Code Name
Wolfdale
Wolfdale
What customers say about "Details"
Intel Core 2 Duo E7400 CPU Processor
  • Good lithography for such a processor. I love this chip from Intel.
  • I bought myself this processor 5 years ago. Quite powerful, easy to install.
  • A wonderful processor. Installation took a few minutes, good socket.
Intel Core 2 Duo E8400 CPU Processor
  • Installation a bit rough. Before doing anything read carefully the installation manual.
Technical Specifications
CPU Cores
2
2
CPU Threads
2
2
Clock Speed
2.8 GHz
3 GHz
Max TDP
65 W
65 W
Max Temperature
74.1 °C
72.4 °C
Data Width
64 bits
64 bits
Virtualization Technology
Yes
Yes
What customers say about "Technical Specifications"
Intel Core 2 Duo E7400 CPU Processor
  • Running at 2.8GHz I have yet to see the core temperature rise above 46c.
  • This processor works great. A budget powerful option for my PC.
  • A vast improvement to the single core my old computer had. It works fast.
  • This chip is fast and stable, I'm glad I bought it.
  • Cool processor using on my work computer. Works fast.
Cache And Memory Specifications
L1 Cache Size
128 kB
128 kB
L2 Cache Size
3000 kB
6000 kB
Memory Types
DDR3
DDR3
Max Memory Channels
2
2
Max Memory Size
16 GB
Max Memory Bandwidth
10.6 GB/s
What customers say about "Cache And Memory Specifications"
Intel Core 2 Duo E7400 CPU Processor
  • The processor has enough cache size, I can easily run several tasks at the same time.
  • The chip works stably with 4GB of RAM. Recommend to buy this.
  • A really good product. The size of the cache is standard and sufficient.
  • Cool processor for running my applications. The cache size is enough for stable operation.
  • The processor does not have an L3 cache, and L2 is 3MB, I would like at least 4MB.
Supported Technologies
Execute Disable Bit / Virus Protection
Yes
Yes
Turbo Boost / Turbo Core
No
No
Enhanced SpeedStep / PowerNow!
Yes
Yes
Hyper-Threading / HyperTransport
No
No
Warranty / Certifications
Manufacturer Warranty
3 year(s)
3 year(s)
Certifications
CE, FCC
FCC, CE
Other Information
Manufacturer
Link
Link

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