内存参数
图形适配器内存类型 |
GDDR5 |
内存带宽(最大) |
3.6 GB/s |
数据宽度 |
256 bit |
内存时钟速度 |
957 MHz |
独立显卡适配器內存 |
1 GB |
性能
DirectX版本 |
10.1 |
最高着色模型版本 |
4.1 |
端口 & 界面
接口类型 |
PCI Express 2.0 |
DVI-I接口数量 |
2 |
HD 4890 1GB GDDR5 PCI-E
Relentlessly Pursuing Performance
Tear through the latest games with seamless frame rates and go beyond HD1 with the power of the ATI Radeon™ HD 4890 graphics processing unit (GPU). Building on the strength of the ATI Radeon™ 4800 series award-winning architecture, this GPU stands out from the rest with massive graphics processing muscle. Take ultimate control over your game and crank it up with scalable performance. Go ahead, max out the settings and put the ATI Radeon HD 4890 through its paces.
-HD capable monitor required.
-AMD’s product warranty does not cover damages caused by overclocking, even when overclocking is enabled via AMD software.
-ATI CrossFireX™ technology requires an ATI CrossFireX Ready motherboard, an ATI CrossFireX™ Bridge Interconnect and may require a specialized power supply.
Features:
-1 GB of GDDR5 memory.
-DirectX® 10.1 support.
-800 stream processing units.
-24x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering.
-Quad mode ATI CrossFireX™ multi-GPU support for highly scalable performance.
-PCI Express® 2.0 support.
-Dynamic geometry acceleration.
-Game physics processing capability.
-ATI Avivo™ HD video and display technology & ATI Stream technology.
-Dynamic power management with ATI PowerPlay™ technology.