User guide

19
High Speed External Memory
Interface Solutions
Altera's complete memory interface design solutions address today's high-speed memory interface
challenges such as memory controller, I/O design, and board-level signal integrity issues. Altera's solutions
include advanced device architectures, customizable MegaCore® functions, Quartus® II design software,
reference designs, demonstration boards, and simulation models, accompanied by a rich set of technical
documentation.
This table lists external memory interfaces supported by Altera FPGAs and HardCopy® ASICs.
Device
Memory Type
DDR3
SDRAM
DDR2
SDRAM
DDR
SDRAM
RLDRAM II
RLDRAM III
QDR II
SRAM
QDR II+
SRAM
Stratix V
(1)
1,600 Mbps
800 MHz
800 Mbps
400 MHz
400 Mbps
200 MHz
800 Mbps
400 MHz
1,600 Mbps
800 MHz
1,400 Mbps
350 MHz
1,600 Mbps
400 MHz
Stratix IV
1,067 Mbps
533 MHz
800 Mbps
400 MHz
400 Mbps
200 MHz
800 Mbps
400 MHz
-
1,400 Mbps
350 MHz
1,600 Mbps
400 MHz
Stratix III
1,067 Mbps
533 MHz
800 Mbps
400 MHz
400 Mbps
200 MHz
800 Mbps
400 MHz
-
1,400 Mbps
350 MHz
1,600 Mbps
400 MHz
Stratix II and
Stratix II GX
-
667 Mbps
333 MHz
400 Mbps
200 MHz
600 Mbps
300 MHz
-
1,200 Mbps
300 MHz
1,200 Mbps
300 MHz
Stratix and
Stratix GX
-
-
400 Mbps
200 MHz
400 Mbps
200 MHz
-
800 Mbps
200 MHz
-
Arria V
(1)
1,066 Mbps
533 MHz
800 Mbps
400 MHz
-
800 Mbps
400 MHz
--
1,400 Mbps
350 MHz
1,600 Mbps
400 MHz
Arria II GX
800 Mbps
400 MHz
667 Mbps
333 MHz
400 Mbps
200 MHz
-
-
1,000 Mbps
250 MHz
1,000 Mbps
250 MHz
Arria GX
-
466 Mbps
200 MHz
400 Mbps
200 MHz
-
-
-
-
Cyclone V
(1)
1,066 Mbps
533 MHz
800 Mbps
400 MHz
-
800 Mbps
400 MHz
-
1,400 Mbps
350 MHz
1,600 Mbps
400 MHz
Cyclone IV
-
400 Mbps
200 MHz
333 Mbps
167 MHz
-
-
668 Mbps
167 MHz
-
Cyclone III LS
-
333 Mbps
167 MHz
300 Mbps
150 MHz
-
-
600 Mbps
150 MHz
-
Cyclone III
-
400 Mbps
200 MHz
333 Mbps
167 MHz
-
-
668 Mbps
167 MHz
-
Cyclone II
-
333 Mbps
167 MHz
333 Mbps
167 MHz
-
-
668 Mbps
167 MHz
-
HardCopy IV
1,067 Mbps
533 MHz
667 Mbps
333 MHz
400 Mbps
200 MHz
800 Mbps
400 MHz
-
1,200 Mbps
300 MHz
1,400 Mbps
350 MHz
HardCopy III
800 Mbps
400 MHz
667 Mbps
333 MHz
400 Mbps
200 MHz
667 Mbps
333 MHz
-
1,200 Mbps
300 MHz
1,400 Mbps
350 MHz
HardCopy II
-
533 Mbps
267 MHz
400 Mbps
200 MHz
500 Mbps
250 MHz
-
1,000 Mbps
250 MHz
1,000 Mbps
250 MHz
Note (1) Under characterization test.