華擎ASRock B850 Pro-A-中階主流規格，擴充充足，AM5平台優質選
https://p.xfastest.com/~johnuahuang/title.png 中階主流規格，擴充充足，AM5平台優質選
AMD AM5平台橫跨多代處理器，不過隨著Ryzen 9000系列處理器上市，主機板廠們也紛紛推出新款主機板對應，這次介紹華擎ASRock推出的B850 Pro-A，定位在中階位置，用料方面非常紮實，CPU供電採用14+2+1相設計，搭配80A Dr.MOS，MOSFET有獨立大面積的散熱模組，音效採用Realtek ALC897晶片，提供不錯的音效輸出品質，PCIe x16提供兩組擴充，第一組導入金屬遮蓋，可降低雜訊提高效能與訊號品質，第一組支援PCIe 5.0訊號，讓顯卡可以完美發揮效能表現，M.2介面提供四組擴充，第一組是Blazing M.2支援PCIe Gen5 x4訊號，其他兩組是Hyper M.2支援PCIe Gen4 x4訊號，最後一組是Ultra M.2，只支援PCIe Gen3 x4訊號，網路採用Realtek 2.5 GbE，RGB LED控制提供三組可定址的addressable RGB控制插槽與一組12V RGB，可透過工具軟體做燈光調整，還可搭配支援其他RGB LED產品同步控制，馬上就來看華擎ASRock B850 Pro-A帶來的表現吧！
https://p.xfastest.com/~johnuahuang/title.png包裝與配件
▼彩盒圖樣簡約，標示品牌、產品型號、外型與特色
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1742.JPG
▼包裝背面標示產品特色與規格
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1743.JPG
▼配件：快速安裝手冊、I/O擋板、M.2固定螺絲與SATA 6Gb/s傳輸線*2
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1744.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1745.JPG
https://p.xfastest.com/~johnuahuang/title.png用料與規格介紹
▼主機板正反面一覽，採用黑色PCB，I/O上方有飾板，整體質感還不錯
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1747.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1749.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1753.JPG
▼I/O部分：音訊輸出、USB 3.2 Gen1 Type-A*4、USB 3.2 Gen 1 Type-C、USB 3.2 Gen 2 Type-C、5Gbps RJ-45、HDMI輸出與BIOS還原按鈕
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1752.JPG
▼CPU腳座，支援AM5處理器
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1754.JPG
▼MOSFET有獨立大面積的散熱模組
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1756.JPG
▼，CPU供電採用14+2+21相設計，搭配RT3678VEGOW PWM控制器與SPS 80A Dr.MOS，CPU VCore供電為8+8 Pin
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1780.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1781.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1786.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1788.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1757.JPG
▼記憶體擴充槽為4條DDR5
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1761.JPG
▼2.5GbE網路晶片：Realtek RTL8125BG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1800.JPG
▼音效採用Realtek ALC897晶片，提供不錯的音效輸出品質
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1801.JPG
▼RGB LED控制器：nuvoTon NUC121ZC2AE
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1804.JPG
▼nuvoTon NCT6796D Super IO晶片
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1803.JPG
▼Realtek RTS5452E USB Type-C PD控制晶片
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1797.JPG
▼Pericom PI3EQX1014 USB 3.2 Gen 2×1 ReDriver晶片
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1795.JPG
▼USB Type-C偵測晶片：ASMedia ASM1543
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1798.JPG
▼ASMedia ASM 1061 PCIe to SATA 6Gb/s晶片
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1808.JPG
▼M.2擴充第一組是Blazing M.2支援PCIe Gen5 x4訊號，最大長度支援到2280，採用免螺絲固定方式，有全覆蓋式散熱
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1772.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1773.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1775.JPG
▼第二與第三組是Hyper M.2支援PCIe Gen4 x4訊號，都是免螺絲固定，最大長度支援到2280
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1776.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1777.JPG
▼第四組是Ultra M.2支援PCIe Gen3 x4訊號，是免螺絲固定，最大長度支援到2280
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1778.JPG
▼M.2 WiFi卡擴充
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1779.JPG
▼三組可定址addressable RGB LED與一組12V RGB插Pin
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1758.JPG
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1759.JPG
▼三組前置USB 2.0插Pin
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1767.JPG
▼開機快速debug燈號，可以快速知道不開機原因
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1762.JPG
▼兩組前置USB 3.2插Pin與前面板USB 3.2 Gen2 x2 Type-C接頭
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1764.JPG
▼四組SATA 6Gb/s擴充
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1765.JPG
▼PCIe擴充槽一覽
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1770.JPG
▼B850 FCH散熱片
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1771.JPG
▼B850 FCH
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/IMG_1792.JPG
https://p.xfastest.com/~johnuahuang/title.png效能測試
測試平台
CPU: AMD Ryzen 9 7950X
Cooler: CORSAIR iCUE LINK TITAN 360 RX RGB
MB: ASRock B850 Pro-A
RAM: G.SKILL RIPJAWS M5 neo RGB DDR5-6000
Storage: WD Black 1TB NVMe SSD
PSU: XFX XTR 750W
OS: Windows 11 專業版 64 Bit
▼驗明正身
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/CPUZ.jpg
▼CPU-Z Bench
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/CPUZ_1.jpg
▼AIDA64 Read:76965MB/s Write:77005MB/s Copy:70271MB/s
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/AIDA64.jpg
▼Super PI 1M:6.583s
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/PI.jpg
▼Fritz Chess Benchmark
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/Fritz_Chess_Benchmark.jpg
▼wPrime:32M-2.173sec 1024M-31.15sec
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/wPrime.jpg
▼WinRAR:43123KB/s
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/WINRAR.jpg
▼7Zip
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/7Zip.jpg
▼x264 FHD Benchmark:85.2
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/x264.jpg
▼x265 FHD Benchmark:119.9
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/x265.jpg
▼CINEBENCH R20:14235 pts
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/R20.jpg
▼CINEBENCH R23:36631 pts
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/R23.jpg
▼CINEBENCH R2024:1885 pts
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/R2024.jpg
▼Corona:37sec
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/Corona.jpg
▼V-Ray Benchmark:29007
https://p.xfastest.com/~johnuahuang/ASRock_B850_PRO-A/pic/VRay.jpg
https://p.xfastest.com/~johnuahuang/title.png總結:
華擎ASRock B850 Pro-A以中階姿態進攻市場，規格可以說是非常齊全，用料也非常扎實，CPU供電提供14+2+1相，搭配D高階的AMD Ryzen 9 7950X 16核心32線程處理器也沒問題，擴充性方面提供兩組Hyper M.2與一組Blazing M.2可安裝PCIe Gen5 x4與PCIe Gen4 x4，SATA接頭提供了四組，硬碟擴充非常充足，PCIe x16提供兩組擴充槽，第一組支援PCIe 5.0，顯卡效能可以完美發揮；RGB LED控制提供三組ARGB擴充，透過軟體可調整發光模式與顏色，還可以與主機板發光同步，保固方面原廠提供註冊五年保固，讓玩家使用起來可以非常安心與放心，近期有要升級Zen5平台的玩家可以參考這張主機板喔！
★購買連結：https://www.coolpc.com.tw/tmp/1739758637277682.htm
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