message: Update README.md with Compute Compatibility
diff: @@ -49,20 +49,28 @@ $ git submodule update --init --recursive
  ```
  ### Build with Release ###
  -Compute Capability can be specified by `-DSM=XX`, which is SM=60 by default. Only one Compute Capability is avaliable to be set.
  +Compute Capability can be specified by `-DSM=[Compute Compatibility]`, which is SM=60 by default (Tesla P100). Only one Compute Capability is avaliable to be set.
  ```shell
  $ mkdir -p build
  $ cd build
  -$ cmake -DCMAKE_BUILD_TYPE=Release -DSM=XX ..
  +$ cmake -DCMAKE_BUILD_TYPE=Release -DSM=70 .. #using Tesla V100
  $ make
  ```
  +Supported Compatibility and Tesla GPUs:
  +
  +|Compute Compatibility|Telsa GPU|
  +|----|----|
  +|60|P100|
  +|61|P40, P4, P6|
  +|70|V100|
  +|75|T4|
  ### Build with Debug ###
  -Compute Capability can be specified by `-DSM=XX`, which is SM=60 by default. Only one Compute Capability is avaliable to be set.
  +Compute Capability can be specified by `-DSM=[Compute Compatibility]`, which is SM=60 by default (Tesla P100). Only one Compute Capability is avaliable to be set.
  ```shell
  $ mkdir -p build
  $ cd build
  -$ cmake -DCMAKE_BUILD_TYPE=Debug -DSM=XX ..
  +$ cmake -DCMAKE_BUILD_TYPE=Debug -DSM=70 .. #using Telsa V100
  $ make
  ```
  