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這個IP面積太大嘞 功耗也很高 又用65nm; h7 ]& h7 K4 Q$ L" [/ Q: ^
GC1000% M# l7 ?: H- `$ G
; J2 e6 j; M( ?$ b4 c. I9 ]4.4 mm2 synthesis area (2.1M ND2D1 gates; 73 KB memory, no dual-port)
' q M' i$ f" R2 v9 i9 _& C5.7 mm2 fully routed, 6 metal layers with timing closed at 400MHz (TSMC 65nm LP) # R w9 O( m& _. ]
5 w. H1 P, [/ u$ L200 million vertices per second
6 [2 ^0 B& x8 W30 million triangles per second * G- P( i& U0 h3 Y- }- ?
( e ?5 P1 c0 [: [' h6 J1 y
400 million pixels per second [textured]
$ N: t9 q# c! G, o' F# F400 million pixels per second [depth], i7 P+ t! P6 I4 o) i
- s# w! u$ o9 ~: Z( v$ ]: r178 mW active power consumption at 400MHz- `; K: F& ~. s8 j' ?7 y
! ^2 {: |0 H* ?# c說實在的2 g( X8 t2 x \7 x1 i- f
我現在設計的 符合 OpenGL ES 2.0/1.1 和 OpenVG 1.1 API 標准 GPU
' j7 ?1 n8 J9 O若要達到這顆Vivante晶片的3D效能
' N. Q s% x# G; M2 o$ {# E9 m只要一半的 gate count 就夠嘞* `/ C, O I2 ^) i/ T8 H6 Y
200MHZ , 90nm 製程 |
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