Radeon R4 3CU 655MHz GCN 3
4-Core A12
AMD Radeon R4 3CU 655MHz GCN 3 vs Apple 4-Core A12 Full Specs
192 Shaders 655MHz | 256 Shaders 1.1GHz |
Shared Memory17.1GB/sDDR4 | Shared Memory34.1GB/sLPDDR4X |
·· 251.5 GFLOPS | ·· 562.2 GFLOPS |
Form Factor iGPU | Form Factor iGPU |
TDP Shared | TDP Shared |
Radeon R4 3CU 655MHz GCN 3251.5 GFLOPSFP16
4-Core A12562.2 GFLOPSFP16Clock Speed ·· | Clock Speed ·· |
Peak OPS 251.5 GFLOPSFP16 | Peak OPS 562.2 GFLOPSFP16 |
FP16 251.5 GFLOPS | FP16 562.2 GFLOPS |
FP32 251.5 GFLOPS | FP32 562.2 GFLOPS |
FP64 15.72 GFLOPS | - |
Pixel Rate 5.2 GPixel/s | Pixel Rate 8.8 GPixel/s |
Texture Rate 7.9 GTexel/s | Texture Rate 17.6 GTexel/s |
Shaders 192 Shaders | Shaders 256 Shaders |
TMUs 12 TMUs | TMUs 16 TMUs |
ROPs 8 ROPs | ROPs 8 ROPs |
CUs 3 CUs | EUs 32 EUs |
Boost Clock 655MHz | Boost Clock 1.1GHz |
L1 16KB/CU | L1 - |
L2 Cache 128KB shared | L2 Cache 128KB shared |
Shared MemoryDDR4 | Shared MemoryLPDDR4X |
Memory Bus 64-bit | Memory Bus 64-bit |
Memory Speed 2.1GT/s | Memory Speed 4.3GT/s |
Memory Bandwidth 17.1GB/s | Memory Bandwidth 34.1GB/s |
ECC No | ECC No |
Max Resolution 4096x2160 | Max Resolution 3840x2160 |
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz | Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 60Hz |
Multi-Monitor 3 | Multi-Monitor 1 |
DSC Not Supported | DSC Not Supported |
Shader Model 6.5 | Shader Model - |
DirectX DirectX 12Direct3D 12_0 | - |
OpenGL 4.6OpenCL 2.1Vulkan 1.2 | - |
GFX 8 | - |
Encoder VCE 3.4 | - |
Codec AVC (H.264) HEVC (H.265) | Codec - |
Decoder UVD 6.2 | - |
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264) HEVC (H.265) | Codec - |
Form Factor iGPU | Form Factor iGPU |
Foundry GlobalFoundries | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node N7 |
Die Size 125mm² | Die Size 83mm² |
Transistor Count 1.2B | Transistor Count 6.9B |
Transistor Density 10 MTr/mm² | Transistor Density 83 MTr/mm² |