AMD Radeon HD 6550D vs AMD Radeon HD 6790 Full Specs
400 Shaders 600MHz | 800 Shaders 840MHz |
Shared Memory29.9GB/sDDR3 | 1GB GDDR5134.4GB/s placeholder |
·· 480 GFLOPS | ·· 1.34 TFLOPS |
Form Factor iGPU | Form Factor PCIe Card |
TDP Shared | TDP 150W |
Power Connectors - | Power Connectors 1x 6-Pin |
Radeon HD 6550D480 GFLOPSFP32
Radeon HD 67901.34 TFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 480 GFLOPSFP32 | Peak OPS 1.34 TFLOPSFP32 |
FP32 480 GFLOPS | FP32 1.34 TFLOPS |
Pixel Rate 4.8 GPixel/s | Pixel Rate 13.4 GPixel/s |
Texture Rate 12 GTexel/s | Texture Rate 33.6 GTexel/s |
Shaders 400 Shaders | Shaders 800 Shaders |
TMUs 20 TMUs | TMUs 40 TMUs |
ROPs 8 ROPs | ROPs 16 ROPs |
CUs 5 CUs | CUs 10 CUs |
Boost Clock 600MHz | Boost Clock 840MHz |
L2 Cache 256KB shared | L2 Cache 512KB shared |
Shared MemoryDDR3 | 1GB GDDR5 placeholder |
Memory Bus 128-bit | Memory Bus 256-bit |
Memory Speed 1.9GT/s | Memory Speed 4.2GT/s |
Memory Bandwidth 29.9GB/s | Memory Bandwidth 134.4GB/s |
ECC No | ECC No |
TDP Shared | TDP 150W |
Multi-Monitor 2 | Multi-Monitor 2 |
- | 1x DisplayPort 1.1 |
- | 1x HDMI 1.3 |
- | 2x DVI-I Dual-Link |
Decoder Model UVD 3.0 | Decoder Model UVD 3.0 |
Form Factor iGPU | Form Factor PCIe Card |
PCIe - | PCIe 2-Slots |
- | Height 111 mm (4.37")Width 198 mm (7.79")Depth 36 mm (1.42") |
Cooling Passive - | Cooling Blower 1x Fan |
Power Connectors - | Power Connectors 1x 6-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename BeaverCreek | Codename Barts |
Chip Variant Sumo | Chip Variant Barts LE |
Market Segment Desktop | Market Segment Desktop |
Release Date Jun 20, 2011 | Release Date Apr 4, 2011 |
Foundry GlobalFoundries | Foundry TSMC |
Fabrication Node 32nm | Fabrication Node 40nm |
Die Size 228mm² | Die Size 255mm² |
Transistor Count 1.2 Billion | Transistor Count 1.7 Billion |
Transistor Density 5 MTr/mm² | Transistor Density 6.67 MTr/mm² |
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