Descriptor/data interface, Arria gx devices – Altera IP Compiler for PCI Express User Manual
Page 358

C–4
Chapter :
Descriptor/Data Interface
IP Compiler for PCI Express User Guide
August 2014
Altera Corporation
shows the typical expected performance and resource utilization of
Stratix IV (EP4SGX230KF40C2) devices for a maximum payload of 256 bytes with
different parameters, using the Quartus II software, version 11.0.
Descriptor/Data Interface
This section tabulates the typical expected performance and resource utilization of the
listed device families for various parameters when using the descriptor/data
interface, with the OpenCore Plus evaluation feature disabled and the following
parameter settings:
■
On the Buffer Setup page, for ×1, ×4, and ×8 configurations:
■
Maximum payload size
set to 256 Bytes unless specified otherwise.
■
Desired performance for received requests
and Desired performance for
completions
both set to Medium unless specified otherwise.
■
On the Capabilities page, the number of Tags supported set to 16 for all
configurations unless specified otherwise.
Size and performance tables appear here for the following device families:
■
■
■
■
■
Arria GX Devices
shows the typical expected performance and resource utilization of
Arria GX (EP1AGX60DF780C6) devices for a maximum payload of 256 bytes with
different parameters, using the Quartus II software, version 11.0.
Table C–6. Performance and Resource Utilization, Avalon-MM Interface - Stratix IV Family
Parameters
Size
×1/ ×4
Internal
Clock (MHz)
Combinational
ALUTs
Dedicated
Registers
M9K Memory
Blocks
×1 125
6800
4700
25
×4
125
8300
5600
25
Table C–7. Performance and Resource Utilization, Descriptor/Data Interface - Arria GX Devices
Parameters
Size
×1/ ×4
Internal
Clock (MHz)
Virtual
Channels
Combinational
ALUTs
Logic
Registers
Memory Blocks
M512
M4K
×1
125
1
5200
3600
1
21
×1
125
2
6400
4400
2
13