AMD Radeon R3 2CU 655MHz GCN 3 vs AMD Radeon R5 4CU 800MHz GCN 3 Full Specs
128 Shaders 655MHz | 256 Shaders 800MHz |
Shared Memory17.1GB/sDDR4 | Shared Memory38.4GB/s · |
·· 167.7 GFLOPS | ·· 409.6 GFLOPS |
Form Factor iGPU | Form Factor iGPU |
TDP Shared | TDP Shared |
Clock Speed ·· | Clock Speed ·· |
Peak OPS 167.7 GFLOPSFP16 | Peak OPS 409.6 GFLOPSFP16 |
FP32 167.7 GFLOPS | FP32 409.6 GFLOPS |
FP64 10.48 GFLOPS | FP64 25.6 GFLOPS |
Pixel Rate 2.6 GPixel/s | Pixel Rate 6.4 GPixel/s |
Texture Rate 5.2 GTexel/s | Texture Rate 12.8 GTexel/s |
Shaders 128 Shaders | Shaders 256 Shaders |
TMUs 8 TMUs | TMUs 16 TMUs |
ROPs 4 ROPs | ROPs 8 ROPs |
CUs 2 CUs | CUs 4 CUs |
Boost Clock 655MHz | Boost Clock 800MHz |
L1 16KB/CU | L1 16KB/CU |
L2 Cache 128KB shared | L2 Cache 256KB shared |
Shared MemoryDDR4 | Shared Memory · |
Memory Bus 64-bit | Memory Bus 128-bit |
Memory Speed 2.1GT/s | Memory Speed 2.4GT/s |
Memory Bandwidth 17.1GB/s | Memory Bandwidth 38.4GB/s |
ECC No | ECC No |
Max Resolution 4096x2160 | Max Resolution 4096x2160 |
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz | Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz |
Multi-Monitor 3 | Multi-Monitor 3 |
DSC Not Supported | DSC Not Supported |
Shader Model 6.5 | Shader Model 6.5 |
DirectX DirectX 12Direct3D 12_0 | DirectX DirectX 12Direct3D 12_0 |
OpenGL 4.6OpenCL 2.1Vulkan 1.2 | OpenGL 4.6OpenCL 2.1Vulkan 1.2 |
GFX 8 | GFX 8 |
Encoder VCE 3.4 | Encoder VCE 3.1 |
Codec AVC (H.264) HEVC (H.265) | Codec AVC (H.264) HEVC (H.265) |
Decoder UVD 6.2 | Decoder UVD 6.0 |
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264) HEVC (H.265) | Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264) HEVC (H.265) |
Form Factor iGPU | Form Factor iGPU |
Foundry GlobalFoundries | Foundry GlobalFoundries |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 125mm² | Die Size 125mm² |
Transistor Count 1.2B | Transistor Count 1.2B |
Transistor Density 10 MTr/mm² | Transistor Density 10 MTr/mm² |