ATI Mobility Radeon HD 4870 Full Specs
800 Shaders 550MHz |
1GB GDDR356.8GB/s |
·· 880 GFLOPS |
Form Factor MXM-A |
Clock Speed ·· |
Peak OPS 880 GFLOPSFP32 |
FP32 880 GFLOPS |
FP64 176 GFLOPS |
Pixel Rate 8.8 GPixel/s |
Texture Rate 22 GTexel/s |
Shaders 800 Shaders |
TMUs 40 TMUs |
ROPs 16 ROPs |
CUs 10 CUs |
Boost Clock 550MHz |
L2 Cache 256KB shared |
1GB GDDR3 |
Memory Bus 256-bit |
Memory Speed 1.8GT/s |
Memory Bandwidth 56.8GB/s |
Multi-Monitor 2 |
Decoder Model UVD 2.0 |
Form Factor MXM-A |
Manufacturer |
Chip Designer |
Architecture |
Family |
Branding  |
Codename Wekiva |
Chip Variant RV770 CE |
Market Segment Laptop |
Release Date Jan 9, 2009 |
Foundry TSMC |
Fabrication Node 55nm |
Die Size 256mm² |
Transistor Count 956 Million |
Transistor Density 3.73 MTr/mm² |
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