Legit Processor Reviews

AMD Phenom II X4 940 Processor Review

Manufacturer: AMD
Product: AMD Phenom II X4 940 Black Edition
Date: Thu, Jan 08, 2009 - 12:00 AM
Written By: Chris Morrell -
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Same Architecture, New Process

With everything looking so bright, the processor is rightly codenamed Deneb, which happens to be the 19th brightest star in the sky. Deneb looks to be a bright spot of light in a product lineup that has otherwise consisted of a lot of doom and gloom lately. Initial Deneb-based processors will launch on AMD's AM2+ platform, feature DDR2 memory controllers, and a 125W TDP. Look out in the near future for the new AM3 platform with Deneb processors featuring hybrid DDR2/DDR3 memory controllers. AMD has been pushing the backwards compatibility of their entire lineup and while that hasn't always been true, Deneb looks to at least hold some promise with AM3 chips working in AM2+ sockets and AM2+ chips being direct replacements for older Phenom and Athlon chips.

AMD Phenom II X4 940 Review

AMD has continued to develop their SOI (Silicon On Insulator) technology with their latest being a 45nm SOI manufacturing process. Judging from initial impressions, they have tweaked the process a bit so that it continues to scale with voltages unlike their 65nm process that often hit voltage scaling walls. Add to this the general improvements you get with a process shrink and Phenom II could potentially reverse the overclocking and power consumption stigma that Phenom had branded across AMD.

Below is a short list of differences between Phenom and Phenom II. Most notable are the launch frequencies, cache increases, and respective price jump. The Phenom II X4 940 I have here is a retail sample sent from AMD so it is retail quality silicon and should result in numbers that anyone can relate to. Unfortunately, I wasn't given a retail heatsink but that doesn't factor much into performance.

AMD Phenom II X4 940 Review

Next Page - Compatible Boards


Review Index
Page 1 - Phenom, Round Two
Page 2 - Same Architecture, New Process
Page 3 - Compatible Boards
Page 4 - The Test System
Page 5 - Cinebench and POV-Ray
Page 6 - wPrime and SuperPi
Page 7 - 3DMark Vantage and 2006
Page 8 - WinRar and Sandra 2009
Page 9 - Call of Duty 4 and Farcry 2
Page 10 - Crysis and Crysis Warhead
Page 11 - Assassin's Creed and Fallout 3
Page 12 - Company of Heroes and Supreme Commander
Page 13 - Preliminary Overclocking
Page 14 - Power Consumption and Voltage Scaling
Page 15 - Wrap Up and Conclusion