HD 4000 1250MHz
HD 766MHz Gen 5
Intel HD 4000 1250MHz vs Intel HD 766MHz Gen 5 Full Specs
128 Shaders 1.25GHz | 96 Shaders 766MHz |
Shared Memory25.6GB/s · | Shared Memory17.1GB/sDDR3 |
·· 320 GFLOPS | ·· 147.1 GFLOPS |
Form Factor iGPU | Form Factor iGPU |
TDP Shared | TDP Shared |
HD 4000 1250MHz320 GFLOPSFP32
HD 766MHz Gen 5147.1 GFLOPSFP32Clock Speed ··· | Clock Speed ··· |
Peak OPS 320 GFLOPSFP32 | Peak OPS 147.1 GFLOPSFP32 |
FP32 320 GFLOPS | FP32 147.1 GFLOPS |
FP64 80 GFLOPS | - |
Pixel Rate 2.5 GPixel/s | Pixel Rate 1.5 GPixel/s |
Texture Rate 20 GTexel/s | Texture Rate 12.3 GTexel/s |
Shaders 128 Shaders | Shaders 96 Shaders |
TMUs 16 TMUs | TMUs 16 TMUs |
ROPs 2 ROPs | ROPs 2 ROPs |
EUs 16 EUs | EUs 12 EUs |
Base Clock 650MHz | Base Clock 500MHz |
Boost Clock 1.25GHz | Boost Clock 766MHz |
Shared Memory · | Shared MemoryDDR3 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 1.6GT/s | Memory Speed 1.1GT/s |
Memory Bandwidth 25.6GB/s | Memory Bandwidth 17.1GB/s |
ECC No | ECC No |
Max Resolution 2560x1600 | Max Resolution 1920x1200 |
Refresh Rate Calculator 2560x1440 Resolution1440p QHD Refresh Rate 66Hz | Refresh Rate Calculator 1920x1080 Resolution1080p FHD Refresh Rate 66Hz |
Multi-Monitor 2 | Multi-Monitor 2 |
DSC Not Supported | DSC Not Supported |
Shader Model 5 | Shader Model 4.1 |
DirectX DirectX 11Direct3D 11_0 | DirectX DirectX 10Direct3D 10_0 |
OpenGL 4OpenCL 1.2Vulkan 1 | OpenGL 2.1OpenCL -Vulkan - |
Encoder Quick Sync Video 2 | - |
Codec AVC (H.264) | Codec - |
Decoder Quick Sync Video 2 | Decoder Clear Video |
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264) | Codec - |
Form Factor iGPU | Form Factor iGPU |
Foundry Intel | Foundry Intel |
Fabrication Node 22nm | Fabrication Node 32nm |
Die Size 118mm² | Die Size 81mm² |
Transistor Count 945M | Transistor Count 382M |
Transistor Density 8 MTr/mm² | Transistor Density 5 MTr/mm² |