On April 23, memory maker SK Hynix announced what it claims is the "industry's fastest 8GB graphics DRAM." Hynix says this memory "operates with an I/O [input-output] data rate of 16Gbps [gigabits per second] per pin, which is the industry's fastest."The current fastest graphics DRAM shipping is Micron's (NASDAQ: MU) GDDR5X memory that ships with NVIDIA's (NASDAQ: NVDA) Titan Xp graphics card, at 11.4Gbps per pin.