这意味着这两款显卡的售价将落入主流产品区间,特别是4850的价位已经和G92芯片的NVIDIA GTS 250 512MB一样,一方面也预示着ATI新的产品线即将到来.
|
|
GTX 280 |
ATI Radeon 4870 |
GTX 260 Core 216 |
ATI Radeon HD 4850 |
9800 GTX+ |
|
Stream Processors |
240 |
800 |
216 |
800 |
128 |
|
Texture Address / Filtering |
80 / 80 |
40 |
72/72 |
40 |
64 / 64 |
|
ROPs |
32 |
16 |
28 |
16 |
16 |
|
Core Clock |
602MHz |
750MHz |
576MHz |
625MHz |
738MHz |
|
Memory Clock |
1107MHz |
900MHz GDDR5 (3600MHz eff) |
999MHz |
993MHz GDDR3 (1986MHz eff) |
1100MHz |
|
Memory Bus Width |
512-bit |
256-bit |
448-bit |
256-bit |
256-bit |
|
Frame Buffer |
1GB |
512MB |
896MB |
512MB |
512MB |
|
Transistor Count |
1.4B |
956M |
1.4B |
956M |
754M |
|
Price Point |
$349 |
$149 |
$199 |
$129 |
$169 |