AMD Radeon HD 8730M vs AMD Radeon HD 8870M Full Specs
384 Shaders 700MHz | 640 Shaders 775MHz |
2GB DDR332GB/s | 2GB GDDR572GB/s |
·· 537.6 GFLOPS | ·· 992 GFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 25W | TDP 45W |
Radeon HD 8730M537.6 GFLOPSFP32Radeon HD 8870M992 GFLOPSFP32Clock Speed ··· | Clock Speed ··· |
Peak OPS 537.6 GFLOPSFP32 | Peak OPS 992 GFLOPSFP32 |
FP32 537.6 GFLOPS | FP32 992 GFLOPS |
FP64 33.6 GFLOPS | FP64 62 GFLOPS |
Pixel Rate 5.6 GPixel/s | Pixel Rate 12.4 GPixel/s |
Texture Rate 16.8 GTexel/s | Texture Rate 31 GTexel/s |
Shaders 384 Shaders | Shaders 640 Shaders |
TMUs 24 TMUs | TMUs 40 TMUs |
ROPs 8 ROPs | ROPs 16 ROPs |
CUs 6 CUs | CUs 10 CUs |
Base Clock 650MHz | Base Clock 725MHz |
Boost Clock 700MHz | Boost Clock 775MHz |
L2 Cache 256KB shared | L2 Cache 256KB shared |
2GB DDR3 | 2GB GDDR5 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 2GT/s | Memory Speed 4.5GT/s |
Memory Bandwidth 32GB/s | Memory Bandwidth 72GB/s |
TDP 25W | TDP 45W |
Multi-Monitor 3 | Multi-Monitor 3 |
Encoder Model VCE 1.0 | Encoder Model VCE 1.0 |
Decoder Model UVD 4.0 | Decoder Model UVD 4.0 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Oland | Codename Cape Verde |
Chip Variant Oland XT | Chip Variant Cape Verde LE |
Market Segment Laptop | Market Segment Laptop |
Release Date Jan 8, 2013 | Release Date Jan 8, 2013 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 77mm² | Die Size 123mm² |
Transistor Count 950 Million | Transistor Count 1.5 Billion |
Transistor Density 12.34 MTr/mm² | Transistor Density 12.2 MTr/mm² |
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