almost every maker of computers sells hardware for example: acer,IBM, compaq, apple, ... but there are also companies who just make hardware for example: canon (mostly printers/scanners), Microsoft (also software), Phillips, Bose (speakers), ...
There are thousands of companies that manufacture and sell computer hardware and software. Can you make your question more specific?
The largest hardware manufacturers are
Hewlett-Packard
Apple
Dell
Acer
Toshiba
Lenovo
There are many reputable and well known computer brands. Some of the most well known are Dell and Hewlett Packard for PC products, and Apple for Mac products. There are also many specific software developers; the most well known software company is Microsoft.
Tigerdirect and Newegg are two of the biggest retailers of computer hardware. However, many other retailers exist. The consumers preference or type of hardware they are looking for will help to make search easier.
A big one is Best Buy - NewEgg.com try these first.
Those are RETAILERS...I think the person is looking for MANUFACTURERS
which would be AMD and Intel
sleep train
Two companies are famous for manufacturing computer processors. Intel is the more famous and AMD is second.
Both AMD and Intel dominate the computer processor market. Each has its rabid supporters, and both processors can be chosen for computers made by well-known manufacturers.
Many do, a few are:IBMFreescaleAMDIntelRockwell CollinsTexas InstrumentsAnalog Devices (DSP)National SemiconductorCyrix
The most famous manufacturer of computer processors is IBM. The most famous manufacturer of computer processors after IBM is AMD.
Companies such as SanDisk have produced a range of computer memory cards. Similarly, companies such as Samsung, MaxRam and Sony sell computer memory cards.
A quad core is one component (computer chip) consisting of multiple cores (computer processors). Processors were originally developed only using one core. If you wanted to do multiprocessing you needed to have two processors in your computer which meant having a special motherboard that could support multiple processors. The new processors (referred to as Multi-Core processors) are simply a single chip with two or more processors.
You can have up to 16 processors that can run on a computer that use Hyper-V
I hear that the latest computer processors and the best are made by Intel. The newest with some good reviews right now is the Intel Core I7 processors.
brittania
A computer with 2 processors
Computer processor cores come as single core (one processor), Dual core (two processors), Quad core (four processors) and Six Core. Although apple now offers a computer which can have 8 or 12 cores
Conexant is a semiconductor company. They sell a lot of equipment connected with modems, audio, and video applications. Some of the products they sell are fax and soft modems, audio processors, and video processors.