ATI Radeon HD 3830 vs ATI Radeon HD 4700 Full Specs
320 Shaders 668MHz | 320 Shaders 600MHz |
262MB GDDR326.5GB/s | 524MB DDR212.8GB/s |
·· 427.5 GFLOPS | ·· 384 GFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 75W | TDP 59W |
Power Connectors 1x 6-Pin | Power Connectors 1x 6-Pin |
Radeon HD 3830427.5 GFLOPSFP32
Radeon HD 4700384 GFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 427.5 GFLOPSFP32 | Peak OPS 384 GFLOPSFP32 |
FP32 427.5 GFLOPS | FP32 384 GFLOPS |
FP64 85.5 GFLOPS | FP64 76.8 GFLOPS |
Pixel Rate 10.7 GPixel/s | Pixel Rate 4.8 GPixel/s |
Texture Rate 10.7 GTexel/s | Texture Rate 19.2 GTexel/s |
Shaders 320 Shaders | Shaders 320 Shaders |
TMUs 16 TMUs | TMUs 32 TMUs |
ROPs 16 ROPs | ROPs 8 ROPs |
CUs 4 CUs | CUs 8 CUs |
Boost Clock 668MHz | Boost Clock 600MHz |
L2 Cache 256KB shared | L2 Cache 256KB shared |
262MB GDDR3 | 524MB DDR2 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 1.7GT/s | Memory Speed 800MT/s |
Memory Bandwidth 26.5GB/s | Memory Bandwidth 12.8GB/s |
ECC No | ECC No |
TDP 75W | TDP 59W |
Multi-Monitor 2 | Multi-Monitor 2 |
2x DVI-I Dual-Link | 2x DVI-I Dual-Link |
1x S-Video | 1x S-Video |
Decoder Model UVD 1.0 | Decoder Model UVD 2.0 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 1-Slots | PCIe 1-Slots |
Cooling Open-Air 1x Fan | Cooling Open-Air 1x Fan |
Power Connectors 1x 6-Pin | Power Connectors 1x 6-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Boom | Codename Wekiva |
Chip Variant RV670 Pro | Chip Variant RV770 CE |
Market Segment Desktop | Market Segment Desktop |
Release Date Apr 1, 2008 | Release Date Feb 11, 2009 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 55nm | Fabrication Node 55nm |
Die Size 192mm² | Die Size 256mm² |
Transistor Count 666 Million | Transistor Count 956 Million |
Transistor Density 3.47 MTr/mm² | Transistor Density 3.73 MTr/mm² |
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