● Geforce 8800 Ultra介绍
Geforce 8800 Ultra,接替Geforce 8800 GTX,雄踞3D娱乐显卡性能巅峰半年有余,虽然产品本身带有的新技术并不多,架构也是06年11月份的技术,但超越它仍然很有难度。
NVIDIA官方样板Geforce 8800 Ultra显卡,本地内存容量768MB,BIOS默认核心/着色器/内存频率设定为615MHz/1500MHz/2160MHz。
● 成绩及小结
| Radeon HD 3870 x2 对 Geforce 8800 Ultra | |||
| <1> Radeon HD 3870 x2 512MB*2 825/825/1800 |
<2> Geforce 8800 Ultra 768MB 615/1500/2160 |
<1>/<2> % | |
| 功耗测试 | |||
| 系统功耗-待机 | 191 w | 198 w | 94.5% |
| 系统功耗-3D游戏 | 366 w | 332 w | 110.2% |
| DirectX 9 级别应用 | |||
| 3DMark 06 | |||
| Overall | 17477 | 14639 | 119.4% |
| SM2.0 | 6935 | 5735 | 120.9% |
| HDR/SM3.0 | 8227 | 6211 | 132.5% |
| Call of Duty 4 Modern Warfare | |||
| 1920*1200 | 129.9 fps | 97.8 fps | 132.8% |
| 2560*1600 | 84.1 fps | 66.3 fps | 126.8% |
| 2560*1600 4AA+16AF | 46.5 fps | 47.9 fps | 97.1% |
| Half-Life 2 Episode 2 | |||
| 1920*1200 | 121.8 fps | 109.4 fps | 111.3% |
| 2560*1600 | 80.7 fps | 68.7 fps | 117.5% |
| 2560*1600 4AA+16AF | 51.8 fps | 49.0 fps | 105.7% |
| Need for Speed ProStreet | |||
| 1920*1200 | 61.5 fps | 47.1 fps | 130.6% |
| 1920*1200 4AA+16AF | 27.1 fps | 41.5 fps | 65.3% |
| Time Shift DEMO | |||
| 1920*1200 | 96.8 fps | 60.9 fps | 161.9% |
| 2560*1600 | 61.7 fps | 38.3 fps | 161.1% |
| DirectX 10 级别应用 | |||
| BioShock | |||
| 1920*1200 | 81.9 fps | 67.4 fps | 121.5% |
| 2560*1600 | 56.4 fps | 41.1 fps | 137.2% |
| Company of Heroes | |||
| 1920*1200 | 42.4 fps | 46.5 fps | 91.1% |
| 2560*1600 | 31.0 fps | 30.6 fps | 101.3% |
| Call of Juarez | |||
| 1920*1200 | 35.4 fps | 34.8 fps | 101.7% |
| Crysis | |||
| 1600*1200 | 14.7 fps | 16.9 fps | 87.0% |
| Gears of War | |||
| 1920*1200 | 56.8 fps | 61.2 fps | 92.8% |
| 2560*1600 | 42.4 fps | 48.4 fps | 87.6% |
| 2560*1600 4AA+16AF | 21.3 fps | 24.9 fps | 85.5% |
| World In Conflict | |||
| 1920*1200 | 39.0 fps | 38.0 fps | 102.6% |
| 2560*1600 | 31.0 fps | 28.0 fps | 110.7% |
| 2560*1600 4AA+16AF | 21.0 fps | 20.0 fps | 105.0% |
在这场真正的巅峰对决中,后来者Radeon HD 3870 x2占到上风,超过半数的应用中获得比同价位同地位产品Geforce 8800 Ultra快5%至60%不等,但在几个2560分辨率级别的AA测试中速度下降较对手明显,同时热门游戏Crysis、Gears of War也是Radeon HD 3870 x2软肋。
两款重量级显卡的整体功耗水平在伯仲之间,Radeon HD 3870 x2待机表现较优,但满载环境超过了Geforce 8800 Ultra系统。
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