AMD Radeon HD 6830M vs AMD Radeon HD 6870M Full Specs
800 Shaders 575MHz | 800 Shaders 675MHz |
2GB DDR325.6GB/s | 1GB GDDR564GB/s |
·· 920 GFLOPS | ·· 1.08 TFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 39W | TDP 50W |
Radeon HD 6830M920 GFLOPSFP32Radeon HD 6870M1.08 TFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 920 GFLOPSFP32 | Peak OPS 1.08 TFLOPSFP32 |
FP32 920 GFLOPS | FP32 1.08 TFLOPS |
Pixel Rate 9.2 GPixel/s | Pixel Rate 10.8 GPixel/s |
Texture Rate 23 GTexel/s | Texture Rate 27 GTexel/s |
Shaders 800 Shaders | Shaders 800 Shaders |
TMUs 40 TMUs | TMUs 40 TMUs |
ROPs 16 ROPs | ROPs 16 ROPs |
CUs 10 CUs | CUs 10 CUs |
Boost Clock 575MHz | Boost Clock 675MHz |
L2 Cache 256KB shared | L2 Cache 256KB shared |
2GB DDR3 | 1GB GDDR5 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 1.6GT/s | Memory Speed 4GT/s |
Memory Bandwidth 25.6GB/s | Memory Bandwidth 64GB/s |
TDP 39W | TDP 50W |
Multi-Monitor 2 | Multi-Monitor 2 |
Decoder Model UVD 2.2 | Decoder Model UVD 2.2 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Juniper | Codename Juniper |
Chip Variant Juniper 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 170mm² | Die Size 170mm² |
Transistor Count 1 Billion | Transistor Count 1 Billion |
Transistor Density 6.12 MTr/mm² | Transistor Density 6.12 MTr/mm² |
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