601-7850-100 = BIOS 4xx = Z97 PC Mate
601-7850-110 = BIOS 5xx = H97 PC Mate
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Z97 PC Mate (MS-7850) V4.9 BIOS Release
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1. This is AMI BIOS release

2. This BIOS fixes the following problem of the previous version:
-  Updated BIOS code to support 5th-Generation Intel Core Processors
***Support 5th-Generation Intel CPU requires VGA driver version 10.18.14.4206 or later
 
3. 2015/6/1

[Below information is Chinese language]

A. AMI BIOS 正式發行

B. 此版本修正下列問題:
-  更新 BIOS Code 以支援Intel 新一代CPU(5th-Generation Intel Core Processors).
***要完整支援Inte新一代CPU,務必安裝10.18.14.4206或更新版本的VGA driver.

C. 更新日期: 公元2015年6月1號