AMD Radeon HD 6770M vs AMD Radeon HD 6870M Full Specs
480 Shaders 725MHz | 800 Shaders 675MHz |
1GB GDDR557.6GB/s | 1GB GDDR564GB/s |
·· 696 GFLOPS | ·· 1.08 TFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 35W | TDP 50W |
Radeon HD 6770M696 GFLOPSFP32
Radeon HD 6870M1.08 TFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 696 GFLOPSFP32 | Peak OPS 1.08 TFLOPSFP32 |
FP32 696 GFLOPS | FP32 1.08 TFLOPS |
Pixel Rate 5.8 GPixel/s | Pixel Rate 10.8 GPixel/s |
Texture Rate 17.4 GTexel/s | Texture Rate 27 GTexel/s |
Shaders 480 Shaders | Shaders 800 Shaders |
TMUs 24 TMUs | TMUs 40 TMUs |
ROPs 8 ROPs | ROPs 16 ROPs |
CUs 6 CUs | CUs 10 CUs |
Boost Clock 725MHz | Boost Clock 675MHz |
L2 Cache 256KB shared | L2 Cache 256KB shared |
1GB GDDR5 | 1GB GDDR5 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 3.6GT/s | Memory Speed 4GT/s |
Memory Bandwidth 57.6GB/s | Memory Bandwidth 64GB/s |
TDP 35W | TDP 50W |
Multi-Monitor 2 | Multi-Monitor 2 |
Decoder Model UVD 3.0 | Decoder Model UVD 2.2 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Turks | Codename Juniper |
Chip Variant Turks Pro | Chip Variant Juniper Pro |
Market Segment Laptop | Market Segment Laptop |
Release Date Jan 4, 2011 | Release Date Jan 4, 2011 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 40nm | Fabrication Node 40nm |
Die Size 118mm² | Die Size 170mm² |
Transistor Count 716 Million | Transistor Count 1 Billion |
Transistor Density 6.07 MTr/mm² | Transistor Density 6.12 MTr/mm² |
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