SiSoft Sandra XII 2008 - Memory	Source: Sandra

Sandra is designed to test the theoretical power of a complete system as well as the individual components. The results are also purely theoretical and may not represent real world performance.

SiSoft Sandra 2009 ver 15.72: Memory Multicore Efficiency Bandwidth: (GB/s) Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 13.21 Gigabyte GA-P55-UD5 (P55 133/1333) 13.35 Gigabyte GA-P55-UD3R (P55 133/1333) 13 ASUS P7P55D Deluxe (P55 133/1333) 13.16 ASUS P7P55D Premium (P55 133/1333) 13.26 Multicore Efficiency Latency: (ns) Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 60 Gigabyte GA-P55-UD5 (P55 133/1333) 61 Gigabyte GA-P55-UD3R (P55 133/1333) 60 ASUS P7P55D Deluxe (P55 133/1333) 62 ASUS P7P55D Premium (P55 133/1333) 56 Memory Bandwidth Int iSSE2: (GB/s) Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 16.3 Gigabyte GA-P55-UD5 (P55 133/1333) 16.23 Gigabyte GA-P55-UD3R (P55 133/1333) 16.36 ASUS P7P55D Deluxe (P55 133/1333) 16.41 ASUS P7P55D Premium (P55 133/1333) 16.58 Memory Bandwidth Float iSSE2: (GB/s) Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 16.25 Gigabyte GA-P55-UD5 (P55 133/1333) 16.15 Gigabyte GA-P55-UD3R (P55 133/1333) 16.28 ASUS P7P55D Deluxe (P55 133/1333) 16.51 ASUS P7P55D Premium (P55 133/1333) 16.47 Memory Latency (Random): (ns) Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 79 Gigabyte GA-P55-UD5 (P55 133/1333) 78 Gigabyte GA-P55-UD3R (P55 133/1333) 78 ASUS P7P55D Deluxe (P55 133/1333) 78 ASUS P7P55D Premium (P55 133/1333) 51.8 Memory Latency (Linear): (ns) Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 8 Gigabyte GA-P55-UD5 (P55 133/1333) 8 Gigabyte GA-P55-UD3R (P55 133/1333) 8 ASUS P7P55D Deluxe (P55 133/1333) 8 ASUS P7P55D Premium (P55 133/1333) 8

The same goes for Sisoft Sandra's memory test: scores here are nicely flat, showing that the connections between the dual-channel DDR3 memory module and the Intel Core i5 processor are performing correctly and at the right speeds.

Futuremark PCMark Vantage 1.0.0.0	Source: FutureMark

PCMark? Vantage is the first objective hardware performance benchmark for PCs running 32 and 64 bit versions of Windows Vista. PCMark Vantage is perfectly suited for benchmarking any type of Windows Vista PC from multi media home entertainment systems and laptops to dedicated workstations and hi-end gaming rigs. Regardless of whether the benchmarker is an artist or an IT Professional, PCMark Vantage shows the user where their system soars or falls flat, and how to get the most performance possible out of their hardware. PCMark Vantage is easy enough for even the most casual enthusiast to use yet supports in-depth, professional industry grade testing.

Futuremark PCMark Vantage 1.0.0.0 Overall: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 5990 Gigabyte GA-P55-UD5 (P55 133/1333) 5824 Gigabyte GA-P55-UD3R (P55 133/1333) 5958 ASUS P7P55D Deluxe (P55 133/1333) 5908 ASUS P7P55D Premium (P55 133/1333) 5699 Memory: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 5089 Gigabyte GA-P55-UD5 (P55 133/1333) 5013 Gigabyte GA-P55-UD3R (P55 133/1333) 5133 ASUS P7P55D Deluxe (P55 133/1333) 5085 ASUS P7P55D Premium (P55 133/1333) 5023 TV and Movies: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 4317 Gigabyte GA-P55-UD5 (P55 133/1333) 4276 Gigabyte GA-P55-UD3R (P55 133/1333) 4241 ASUS P7P55D Deluxe (P55 133/1333) 4345 ASUS P7P55D Premium (P55 133/1333) 4283 Gaming: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 7007 Gigabyte GA-P55-UD5 (P55 133/1333) 7051 Gigabyte GA-P55-UD3R (P55 133/1333) 7064 ASUS P7P55D Deluxe (P55 133/1333) 7117 ASUS P7P55D Premium (P55 133/1333) 7070 Music: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 5134 Gigabyte GA-P55-UD5 (P55 133/1333) 5062 Gigabyte GA-P55-UD3R (P55 133/1333) 5121 ASUS P7P55D Deluxe (P55 133/1333) 5323 ASUS P7P55D Premium (P55 133/1333) 5185 Communications: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 4914 Gigabyte GA-P55-UD5 (P55 133/1333) 4588 Gigabyte GA-P55-UD3R (P55 133/1333) 4673 ASUS P7P55D Deluxe (P55 133/1333) 4835 ASUS P7P55D Premium (P55 133/1333) 4663 Productivity: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 5207 Gigabyte GA-P55-UD5 (P55 133/1333) 5155 Gigabyte GA-P55-UD3R (P55 133/1333) 5167 ASUS P7P55D Deluxe (P55 133/1333) 5202 ASUS P7P55D Premium (P55 133/1333) 5217 HDD: Points Ranking Gigabyte GA-P55-UD6 (P55 133/1333) 4052 Gigabyte GA-P55-UD5 (P55 133/1333) 4103 Gigabyte GA-P55-UD3R (P55 133/1333) 4124 ASUS P7P55D Deluxe (P55 133/1333) 4132 ASUS P7P55D Premium (P55 133/1333) 4115

While the overall performance scores here are in a slightly different order, there's such a minor gap between the fastest and slowest motherboards as to be unnoticeable during actual use.