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drkohler said:
Scoobes said:
Gilgamesh said:

At the time how new was the PS3 and X360's GPU when it released, was it based off a high end GPU or mid range?

From what I remember, the PS3 GPU was/is the equivalent of a scaled down NVidia GeForce 7800 which was a fairly high/mid end-chip at the time although the next gen of graphics cards with combined shader architecture were ready to release around the sametime the PS3 was released.

The GPU in the PS3 IS a GeForce GT7800. When the dual-cell design fell flat, Sony had no time left for anything really new. Sony paid $20mio to NVidia for a slightly modified 7800 design (the dram bus interface was changed to an XDR interface, and unneded video circuitry in the GPu was taken out.

Just had a quick look and you're pretty much right. A few minor differences:

Difference RSX | nVidia 7800GTX
GDDR3 Memory bus width 128bit | 256bit
ROPs 8 | 16
Post Transform and Lighting Cache 63 max vertices | 45 max vertices
Total Texture Cache Per Quad of Pixel Pipes (L1 and L2) 96kB | 48kB
CPU interface FlexIO | PCI-Express 16x
Technology 90nm | 110nm

But the same chip otherwise.