| Core Features |
|
|
| Shared Virtual Memory |
Coarse Grained |
Coarse Grained HSA Memory Allocation |
| Memory Allocation |
|
|
| Page Migration Support |
NO |
NO |
| HMM Support |
NO |
NO |
| Raw Pointers |
NO |
NO |
| Platform Atomics |
NO |
YES |
| User Mode Queues |
NO |
YES |
| Hardware Scheduler for Queues |
NO |
YES |
| Max Number of Queues Restrictions |
Theoretical Unlimited Kernel Level |
1024 |
| Max Number of Processes |
512 |
>512 |
| Max Number of Concurrent Independent Processes |
1 |
15 |
| Process Preemption |
NO |
YES |
| User Mode SDMA |
NO |
YES |
| Defined Memory Model |
NO |
YES |
| Process Concurrency |
NO |
YES |
| Peer to Peer GPU Support with Large BAR |
NO |
YES |
| Peer to Peer GPU VIA RDMA |
NO |
YES |
| Peer to Peer DirectGMA |
YES |
NO |
| DirectGMA for SD/IO |
YES |
NO |
| Headless OpenGL on EGL Interop |
NO |
YES |
| OpenGL/X11 Interop |
YES |
YES |
| Largest Single Memory Allocation for GPU Memory |
3/4 total GPU Memory |
Total GPU Memory - 250 Megbytes |
| Developent Features |
|
|
| Full HSA API Support |
NO |
YES |
| Open Source Driver and Runtime |
NO |
YES |
| Command Line Profiler |
YES |
YES |
| Open Source Native LLVM AMDGPU Compiler |
NO |
YES |
| Native ISA Programing Binary Interface ( ABI) |
NO |
YES |
| Finalizer (HSAIL to SC Shader Compiler ) |
YES |
YES |
| Programing Languges |
|
|
| HCC Single Source Compiler C & C++ |
YES Limited Features |
YES |
| HIP C++ Kernel Language with C Runtime API with HIPIFY for Porting CUDA applications |
NO |
YES |
| OpenCL 1.2 |
YES |
YES |
| OpenCL 2.0 |
YES |
Kernel Languge and Limited Host API |
| OpenMP 4.5 Support |
NO |
YES - In development |
| Continum IO Python Support |
No |
YES |
| Command line Offline Compiler ( Compiles GPU Kernels independent of the driver. ) |
NO |
YES |
| GCN Assembler Support |
NO |
YES |
| OpenUCX |
NO |
YES - In development |
| OpenMPI |
NO |
YES - In development |
| MPICH |
NO |
NO |
| System Management Features |
|
|
| System Management API |
NO |
YES |
| Clock Management API and Public Tools |
NO |
YES |
| CPU Support |
|
|
| Intel Core i3,i5,i7 |
Optimized for Intel Core CPU's |
Optimized for version V3 or newer |
| Intel Xeon E5 & E7 |
Supported |
Optimized for version V3 or newer |
| AMD Ryzen |
Supported |
Optimized |
| AMD Naples |
Supported |
Optimized |
| GPU ASIC Support |
|
|
| Hawaii ( S9150, S9170, S9100, W9100, W8100) |
YES |
YES |
| Fiji ( Fiji Nano, S9300x2) |
YES |
YES |
| Tonga ( W7100, S7100, S7150, S7150x2) |
YES |
YES |
| Polaris ( WX4100,WX5100,WX7100, RX460,RX470, RX480) |
YES |
YES |