NVIDIA GeForce GT 620 vs NVIDIA GeForce GT 635 Full Specs
48 Shaders 810MHz | 384 Shaders 967MHz |
524MB DDR314.4GB/s | 1GB DDR316GB/s |
·· 155.5 GFLOPS | ·· 742.7 GFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 30W | TDP 35W |
GeForce GT 620155.5 GFLOPSFP32
GeForce GT 635742.7 GFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 155.5 GFLOPSFP32 | Peak OPS 742.7 GFLOPSFP32 |
FP32 155.5 GFLOPS | FP32 742.7 GFLOPS |
FP64 12.96 GFLOPS | FP64 30.94 GFLOPS |
Pixel Rate 6.5 GPixel/s | Pixel Rate 7.7 GPixel/s |
Texture Rate 13 GTexel/s | Texture Rate 15.5 GTexel/s |
Shaders 48 Shaders | Shaders 384 Shaders |
TMUs 8 TMUs | TMUs 16 TMUs |
ROPs 4 ROPs | ROPs 8 ROPs |
SM 1 SM | SMs 2 SMs |
Boost Clock 810MHz | Boost Clock 967MHz |
Shader Clock 1.62GHz | Shader Clock - |
L2 Cache 128KB shared | L2 Cache 256KB shared |
524MB DDR3 | 1GB DDR3 |
Memory Bus 64-bit | Memory Bus 64-bit |
Memory Speed 1.8GT/s | Memory Speed 2GT/s |
Memory Bandwidth 14.4GB/s | Memory Bandwidth 16GB/s |
TDP 30W | TDP 35W |
Multi-Monitor 2 | Multi-Monitor 2 |
- | 1x HDMI 1.4 |
1x HDMI 1.3 | - |
1x DVI-I Dual-Link | 1x DVI-I Dual-Link |
1x VGA | 1x VGA |
Decoder Model VP5 | Decoder Model NVDEC 1 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 1-Slots | PCIe 1-Slots |
Height 69 mm (2.72")Width 145 mm (5.71")Depth 20 mm (0.79") | Height 69 mm (2.72")Width 155 mm (6.1")Depth 20 mm (0.79") |
Cooling Open-Air 1x Fan | Cooling Blower 1x Fan |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename NVD9 | Codename NV108 |
Chip Variant - | Chip Variant GK208-301-A1 |
Market Segment Desktop | Market Segment Desktop |
Release Date Apr 3, 2012 | Release Date Feb 19, 2013 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 40nm | Fabrication Node 28nm |
Die Size 79mm² | Die Size 79mm² |
Transistor Count 292 Million | Transistor Count 1 Billion |
Transistor Density 3.7 MTr/mm² | Transistor Density 12.91 MTr/mm² |
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