iMac (Retina 5K, 27-inch, 2017) (2017)

Apple于2017年6月5日公布iMac更新，宣布当日接受订购，计划6月7日起在Apple Store销售。27英寸Retina 5K款有三种四核Core i5基础配置：3.4GHz配4GB Radeon Pro 570；3.5GHz配4GB Pro 575；3.8GHz配8GB Pro 580。它并非另行推出的iMac Pro。

2017款27英寸Retina 5K iMac外观插画重现。不是照片，不证明内部配置或实际分辨率。原创插画：dimensionapple。

规格

芯片	Core i5 3.4 / 3.5 / 3.8GHz（四核）
内存	8GB DDR4 · 2400MHz
存储	Fusion Drive 1 / 2 TB
屏幕	27英寸Retina 5K IPS · 5120 × 2880 · P3 · 500 尼特
图形	Radeon Pro 570 4 GB / 575 4 GB / 580 8 GB
上市日期	2017-06-05 (公布并接受订购)

公布与配置

显示与连接

三款均标配8GB 2400MHz DDR4，带四个可由用户操作的插槽。3.4及3.5GHz款配1TB Fusion Drive；3.8GHz款配2TB Fusion Drive。5120 × 2880屏幕支持十亿色、500尼特和P3色域。配有四个USB 3、两个Thunderbolt 3 USB-C、SDXC、千兆以太网、802.11ac Wi-Fi、Bluetooth 4.2和FaceTime HD。

选配与插画

Apple列出的3.4GHz基础款内存最高32GB；3.5及3.8GHz款可选最高64GB及4.2GHz四核Core i7。存储选项也按基础配置区分：2TB SSD列于3.8GHz款，而非全部机型。现有规格页提到Mojave，不能据此确定6月公布时的系统。图片是外观插画重现，不是照片，也不证明内部配置。

来源

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