ATI Radeon HD 3870 X2 technical specs and benchmarks
ATI started Radeon HD 3870 X2 sales 26 January 2008 at a recommended price of 449 USD. This is a TeraScale architecture desktop card based on 55 nm manufacturing process and primarily aimed at gamers. 2x 0.5 GB of GDDR3 memory clocked at 1.8 GHz are supplied, and together with 2x 256 Bit memory interface this creates a bandwidth of 2x 57.7 GB/s.
Compatibility-wise, this is 2-slot card attached via PCIe 2.0 x16 interface. Its manufacturer default version has a length of 267 mm. An additional 1 power connector 6-pin and 1 power connector 8-pin are required, and power consumption is at 165 Watt.
It provides poor gaming and benchmark performance at 22.61 percent of a leader's which is AMD Radeon R9 390 X2.