AMD 770X Motherboard Duel

Written by Harry Butler

July 2, 2008 | 07:53

Tags: #am2 #motherboard

Companies: #amd #sapphire

File Compression & Encryption:

Website: WinRAR

Our file compression and decompression tests were split into two halves to cover a broad spectrum of performance. The first test we ran was to compress and encrypt a 176MB MPEG-2 source file with the highest quality compression ratio. Secondly, we compressed and encrypted the folder of 400 photographs with the same compression settings.

Large File Compression & Encryption

WinRAR 3.71, Multithreaded, 276MB source file

  • Abit AX78
  • Sapphire AM2RX780
  • 159.7
  • 147.0
0
25
50
75
100
125
150
175
Time in seconds (lower is better)

Small File Compression & Encryption

WinRAR 3.71, Multithreaded, 400 2048x1536 Photos

  • Abit AX78
  • Sapphire AM2 RX780
  • 152.3
  • 141.0
0
25
50
75
100
125
150
Time in seconds (lower is better)

The Sapphire board is the clear winner here, with a ten second advantage over the Abit in both tests. While that might not sound a lot, remember these tests are only two and a half minutes long, so in real world situations, the Sapphire will be noticeably faster.

File Decompression & Decryption:

The two RAR archives created during the compression and encryption tests were then decompressed and decrypted.

Large File Decompression & Decryption

WinRAR 3.71, Multithreaded, 276MB source file

  • Abit AX78
  • Sapphire AM2RX780
  • 20.7
  • 21.0
0
5
10
15
20
Time in seconds (lower is better)

Small File Decompression & Decryption

WinRAR 3.71, Multithreaded, 400 2048x1536 Photos

  • Abit AX78
  • Sapphire AM2RX780
  • 30.3
  • 35.3
0
5
10
15
20
25
30
35
Time in seconds (lower is better)

In the decompression and decryption test where the weight is moved from just CPU and memory to include hard drive access speed as well, we see the results reversed, with the Abit board slightly faster on the large file test and a massive fifteen percent faster on the small file test, convincingly besting the Sapphire.
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