Latest News of a GeForce 9900 and Radeon HD 4800
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Latest news on future accelerators from companies AMD and NVIDIA have convinced us that in the next round “of battle Titan” a vital role to play videochipy RV770 and GT200, the official biography which will begin at the height of vacation season, with an interval of one and a half or two months. It was found that the new graphics chips will initiate the next generation of graphic cards Radeon HD 4870/4850 and GeForce 9900 GTX / GTS. In recent weeks before the announcements Pig knowledge of future products replenished, almost every day. Try to provide news flow from this most important and interesting details.
Let’s start with the novelties of the red-green camp. Immediately, several sources voiced rumors that the chip developers RV770, belonging to the second generation 55 - nm flagship product AMD, pleased with the results of their work. The new graphics engine has shown itself to the best side in the composition of engineering samples Radeon HD 4870/4850, said that his big chances to go to a designated period, that is, in the second half of the current quarter. Sources indicate that the type of video card memory GDDR3 appear first. Models with new chips GDDR5 can stay around for a month.
Suppose it is that the official announcement touched all members of the Radeon HD 4800 series with memory GDDR5 and GDDR3, but the first time with a faster graphics card chips will be available in limited quantities. Probably, expected due to problems with the availability of new standard GDDR5 and difficulties in providing manufacturers with new graphics DRAM-chips in sufficient quantities.
It is believed that the disposal of AMD engineers available video memory with the effective frequency of more than 4 GHz, but for reasons of energy had to use chips less frequently - 1935 (3870) MHz (ironically coincided with the frequency figures in the title of the current flagship AMD). Meanwhile, German sources with reference to information from Chinese colleagues report that older model Radeon HD 4870 will be about twice as productive than the Radeon HD 2900 Pro, a kind of flagship mid-last year Radeon HD 2900 XT (R600) with reduced frequencies. This assertion is based on the achievements of video cards based on the RV770 and GDDR5 memory in a test package 3DMark06.
Now coming to the product from NVIDIA. Appeared at the forum site Beyond3D attention forced to reconsider some of the characteristics of graphic chip GT200. If you believe published screenshots of the utility GPU-Z, recognizable as a novelty D10E (tenth generation desktop videochipov segment for enthusiasts), the future flagship of NVIDIA contains 192 streaming conveyor universal, and not 240 as previously reported. In addition, we see that a new graphics engine is released under 65 - nm technology, is equipped with a full 512 - bit GDDR3 memory controller type and has hardware support for DirectX 10.1 (SM 4.1). Area nucleus GT200 is 478 mm 2, significantly more space G92, equal to 334 mm 2. Experimental video was dispersed by the kernel and worked at frequencies 721/1802/1180 (2360) instead of 650/1650/1180 MHz (2360) MHz.
NVIDIA GT200
It may be in different ways to treat such images, awash in anticipation of the space Network new product announcements from NVIDIA and AMD. However, we think this screenshot allocated from the general masses and deserves some attention. Presumably, he is one of the earliest versions of the processor GT200 or, less likely, to its final version, but with disabled functional blocks.
NVIDIA’s continue the theme of fresh information on the future of older video card line GeForce 9900. According to Singapore’s famous source, accelerator flagship GeForce 9900 GTX will receive a full-cooling system, which will occupy the space of two expansion slots. Reference design involves the use of VGA-Cooling with the symbol TM71 production company CoolerMaster. Recall that the climate for the GeForce 9800 GTX is responsible cooling system with model number TM67 from the same manufacturer.
Regarding the dimensions, GeForce 9900 GTX will not set records. The length of printed circuit board new graphics card is 10.5 inches (nearly 267 mm), slightly more GeForce 8800 GT (about 230 mm) and coincides with the size of GeForce 9800 GTX. It is also reported to really “appetite” coming accelerator. Consumption of GeForce 9900 GTX markedly exceed the needs of the present leader of a dual-GeForce 9800 GX2 (about 200 W) and reaches values of 240 Watts.
In conclusion, wants to add a few words on a GeForce 9800 GT, although it does not belong to a family of products based on the processor GT200, but refers to the accelerator architecture G92. According to Singapore from the same source, the novelty will be available not only on the basis of 55 - mm kernel G92b, but also on the old 65 - nm version of G92. This means that some time in the market, will attend two types of GeForce 9800 graphics cards GT. Core Clock new accelerator will be raised about the GeForce 8800 GT. This measure should provide a successor additional productivity gains and to justify another “game changing”, start marketing department NVIDIA. The reason two versions of GeForce 9800 GT source calls the California company’s desire to protect themselves from possible surprises in the process of migration to the new 55 - nm tehprotsess.
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May 4th, 2008 at 3:21 pm
[…] advisable to remain faithful GDDR3, but to expand the width of the interface to 512 bits. Memory Radeon HD 4870 is 1935 (3870) MHz. Radeon HD 4850 graphics with GDDR5 should work on 1728 (3456) MHz. As we […]
May 4th, 2008 at 3:28 pm
[…] the names of future market graphics cards. Initially it was thought that lineup for enthusiasts GeForce 9900 will be formed next generation flagship video chipom GT200. Later, the attention began to appear […]