Test Specs, Memory Benchmarks

AMD Vishera System Specs
  • AMD FX-8350 (4.2GHz - 4.40GHz)
  • Asrock Fatal1ty 990FX Professional
  • 8GB DDR3 RAM
  • Gigabyte GeForce GTX Titan
  • OCZ Vector 256GB SSD
  • OCZ Mk III Silencer 750w
  • Windows 8.1 Pro 64-bit
Haswell System Specs
  • Intel Core i7-4770K (3.5GHz - 3.9GHz)
  • Asrock Z87 Extreme11/ac
  • Asrock Fatal1ty Z87 Killer
  • MSI Z87 XPower
  • Gigabyte Z87X-UD3H
  • 8GB DDR3 RAM
  • Gigabyte GeForce GTX Titan
  • OCZ Vector 256GB SSD
  • OCZ Mk III Silencer 750w
  • Windows 8.1 Pro 64-bit
Intel Sandy Bridge-E System Specs
  • Intel Core i7-4960X (3.6GHz)
  • Asrock X79 Extreme11
  • 16GB DDR3 RAM
  • Gigabyte GeForce GTX Titan
  • OCZ Vector 256GB SSD
  • OCZ Mk III Silencer 750w
  • Windows 8.1 Pro 64-bit

The Z87 Extreme11/ac's memory bandwidth performance is about as good as it gets using the Core i7-4770K without any overclocking at 30.65GB/s. The Asrock Fatal1ty Z87 Killer for example was limited to 29.83GB/s and the Gigabyte Z87X-UD3H just 29.08GB/s.

When running SiSoftware Sandra's cache benchmark we see that the Asrock Z87 Extreme11/ac is on par with the Asrock Fatal1ty Z87 Killer and MSI Z87 XPower for L1 performance, while it is slightly faster when measuring L2 results.