Product Comparison: Intel Pentium D 840 vs Intel Pentium D 945


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General Specifications
Brand
Intel
Intel
Model
Pentium D 840
Pentium D 945
Origin
Malaysia
Costa Rica
About the Product
The Intel Pentium D 840 was a desktop processor with 2 cores. It is part of the Pentium D lineup, using the Smithfield architecture with Socket 775. To further increase overall system performance, up to two Pentium D 840 CPUs can link up in a multi-processor (SMP) configuration.
Intel Pentium D 945 is a dual-core processor, clocked at 3.4GHz, has a 65nm process technology and a heat dissipation of 95W. Does not have a built-in graphics processor. This CPU is perfect for work and study. He has enough power to complete any task.
Package Size
Height
6.5 in.
6.5 in.
Width
4.4 in.
4.4 in.
Depth
2.3 in.
2.3 in.
Weight
1.1 lbs.
1.1 lbs.

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

Details
Socket
PLGA775
PLGA775
Lithography
90 nm
65 nm
Type of Processors
Desktop
Desktop
Code Name
Smithfield
What customers say about "Details"
Intel Pentium D 840 CPU Processor
  • Had no issues installing it. Good product.
  • Installed on my ASUS motherboard. Works good.
  • Very easy install this product to my motherboard. Perfect.
  • Installation was a breeze. I like it.
  • Easy to install, overall awesome product. I recommend.
Intel Pentium D 945 CPU Processor
  • Bought this CPU a while back for a 775 socket, installed easy.
  • If your looking for a cheap processor to that's a 775 socket It's a great choice.
  • Installing the processor is very simple. I did it in 5 minutes.
  • Installed no problem. Good quality processor, easily fit into the socket.
  • Very easy to install and it fit perfectly. Thanks to Intel for the processor.
Technical Specifications
CPU Cores
2
2
CPU Threads
2
2
Clock Speed
3.2 GHz
3.4 GHz
Max TDP
130 W
95 W
Max Temperature
69.8 °C
63.4 °C
Data Width
64 bits
64 bits
Virtualization Technology
No
No

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

What customers say about "Technical Specifications"
Intel Pentium D 840 CPU Processor
  • It is fast and cheap. Good performance.
  • This is a very fast CPU. It’s worth the money.
  • Fast speeds on this, great item! I like it.
  • Great CPU. Really fast. Would recommmend.
  • This CPU is slow enough that it gets stuck any time it handles files off a disk drive.
Intel Pentium D 945 CPU Processor
  • Great CPU speed upgrade at affordable prices. I am satisfied.
  • Speeds up your computer significantly. Very good CPU.
  • This is an old processor. Not suitable for powerful games.
Cache And Memory Specifications
L1 Cache Size
32 kB
32 kB
L2 Cache Size
2000 kB
4000 kB
Max Memory Size
16 GB
16 GB
Memory Types
DDR3
DDR3
Max Memory Channels
2
2
Max Memory Bandwidth
8.5 GB/s
8.5 GB/s

Intel Pentium D 840

Intel Pentium D 945

Intel Pentium D 840

Intel Pentium D 945

What customers say about "Cache And Memory Specifications"
Intel Pentium D 840 CPU Processor
  • Good with my Corsair DDR3 memory. Works well.
  • This processor is amazing. Good memory support. I like it.
  • Excellent workhorse for the price. Great with my DDR3 memory type.
  • Great value for the money. Supported DDR3 memory.
  • Does not support onboard video and my DDR3 memory.
Intel Pentium D 945 CPU Processor
  • It works normally with the DDR3 memory type. A good processor for study.
  • The processor does all of my tasks. With 8GB RAM, works well.
  • L2 cache size is enough for work. The computer does everything without lags.
  • Lack of a processor in the absence of a third-level cache.
  • Small L2 cache. It's not a super fast processor.
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
CE, FCC
Other Information
Manufacturer


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