AMD新一代顯卡發布:ATI Radeon HD4770
Posted on April 29, 2009
Filed Under 產業資訊News, 顯示卡Video Card
ATI最新一代40nm製程的Radeon HD4770產品，除了在價位上相當犀利外，在規格面的部份也比現有的HD4670還要高上一個檔次，正式的官報牌價為109美元，至於通路建議零售價則是3,890元台幣，相比於目前同價位的版本大概就屬自家的HD4830與對手的9800GT這兩款，而一旦HD4770開始販售，HD4830的退位將會是不爭的事實，想要趁機撿便宜的玩家可以密切關注一下店家的出清特價，應該也是不錯的選擇；至於對上9800GT的部分就看大家對PhysX與CUDA的需求大不大，比較著重遊戲的玩家可得考慮清楚，畢竟目前的幾款重量級3D遊戲大作還是比較偏NV最佳化的。
The ATI Radeon HD 4770 graphics processing unit (GPU) offers an unbeatable combination of HD gaming performance and price. Featuring the industry’s cutting-edge 40nm process technology and the most advanced GDDR5 memory technology, this GPU delivers seamless frame rates with incredible speed and processing power. Proof that high performance gaming and price can co-exist without compromise.
- Leveraging the latest 40nm manufacturing process technology, the ATI Radeon HD 4770 GPU represents an industry milestone in the advancement of gaming performance.
- Equipped with the fastest, most advanced GDDR5 memory technology, the ATI Radeon HD 4770 supports higher data rates which translates directly into superior performance.
- Get right in the action and experience cinematic gaming at HD resolutions with outstanding performance in the latest DirextX 10.1 games.
- Unparalleled anti-aliasing (AA) and anisotropic filtering deliver eye-popping graphics with striking realism.
- Take your game even further with ATI CrossFireX technology and enjoy superior scalability with dual GPU support.
- Tap into the massive parallel processing power of your ATI Radeon HD 4770 GPU with ATI Stream technology and tackle demanding tasks like video transcoding with amazing speed.
- Watch the latest Blu-ray movies play with incredible fidelity and have the freedom to edit videos with lightning-fast speed.
HD4770的規格面除了40nm外，內建高達8.26億顆電晶體也是一大特色，比HD4670的5.14億顆多了50%以上，而且在Stream Processing的部分也高達640，是HD4670的兩倍(HD4670只有320 SP)，採用的記憶體規格則是GDDR5，內建128-bit 512MB的記憶體容量，核心/記憶體頻率分別為750MHz/800MHz(3200MHz)，其他也包括了PCI-Express 2.0、支援DirectX 10.1/OpenGL 3.0/SM 4.1、UVD 2影像解碼技術、HDMI支援、HDCP/HDTV支援、提供Dual-link DVI、TV-out…等，部分規格儼然已經是列屬於HD4800系列的等級，但是價位上比較親民，算是一般使用者比較下得了手敗一片回家用用的定價！
# Featuring the industry’s cutting-edge 40nm process technology
# Built-in HDMI and 7.1 surround audio
# Free DVI to HDMI Adapter
# 512MB of GDDR5 memory
# 826 million transistors on 40nm fabrication process
# DirectX® 10.1
# 640 stream processing units
# 128-bit memory interface
# PCI Express® 2.0 support
# ATI Avivo™ HD video and display technology
# Dual mode ATI CrossFireX™ multi-GPU support for highly scalable performance
# 450 Watt or greater power supply with one 2×3-pin PCIe® power connector
# (550 Watt and two 6-pinconnectors for ATI CrossFireX™ technology in dual mode)
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