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這個IP面積太大嘞 功耗也很高 又用65nm9 q: _" k- ^5 g, L3 T, I1 V4 l
GC1000
8 P8 i- s: @* A z& q. g
9 T( W! o; s" g4.4 mm2 synthesis area (2.1M ND2D1 gates; 73 KB memory, no dual-port)
! P3 O' H% n& B) T1 m5.7 mm2 fully routed, 6 metal layers with timing closed at 400MHz (TSMC 65nm LP) % X( ^- ^' }$ S: k9 }
$ d* w. L4 d( k- E7 M( W
200 million vertices per second
! g& e, H2 q5 X& T' b30 million triangles per second ' j6 |; [; y+ F3 ]; ?
6 X1 f; B9 u2 B4 G7 [7 X. S% _5 ~
400 million pixels per second [textured]
& V. X7 y$ p. |$ c0 W5 S* r/ A400 million pixels per second [depth]
4 Y1 x( G* S$ }! i3 b0 t; G& R! [) v0 T+ g9 i
178 mW active power consumption at 400MHz
6 M' f7 ^& F" A: ?1 }3 A& d( ^* P# S$ s; {1 |- g" [/ B
說實在的
0 w2 r v+ _) g我現在設計的 符合 OpenGL ES 2.0/1.1 和 OpenVG 1.1 API 標准 GPU P3 R' P& R: R! m
若要達到這顆Vivante晶片的3D效能 ' I8 Z, c; q2 d) [+ Y6 O) a; @8 {2 S9 d
只要一半的 gate count 就夠嘞& K. s t; q1 A
200MHZ , 90nm 製程 |
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