NVIDIA Quadro K4200 vs NVIDIA Quadro K620 Full Specs
1,344 Shaders 780MHz | 384 Shaders 1GHz |
4GB GDDR5172.8GB/s | 2GB DDR328.8GB/s |
·· 2.1 TFLOPS | ·· 768 GFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 105W | TDP 45W |
Power Connectors 1x 6-Pin | Power Connectors - |
Quadro K42002.1 TFLOPSFP32
Quadro K620768 GFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 2.1 TFLOPSFP32 | Peak OPS 768 GFLOPSFP32 |
FP32 2.1 TFLOPS | FP32 768 GFLOPS |
FP64 87.36 GFLOPS | FP64 24 GFLOPS |
Pixel Rate 25 GPixel/s | Pixel Rate 16 GPixel/s |
Texture Rate 87.4 GTexel/s | Texture Rate 24 GTexel/s |
Shaders 1,344 Shaders | Shaders 384 Shaders |
TMUs 112 TMUs | TMUs 24 TMUs |
ROPs 32 ROPs | ROPs 16 ROPs |
SMs 7 SMs | SMs 3 SMs |
Boost Clock 780MHz | Boost Clock 1GHz |
L2 Cache 512KB shared | L2 Cache 2MB shared |
4GB GDDR5 | 2GB DDR3 |
Memory Bus 256-bit | Memory Bus 128-bit |
Memory Speed 5.4GT/s | Memory Speed 1.8GT/s |
Memory Bandwidth 172.8GB/s | Memory Bandwidth 28.8GB/s |
TDP 105W | TDP 45W |
Multi-Monitor 2 | Multi-Monitor 2 |
2x DisplayPort 1.2 | 1x DisplayPort 1.2 |
1x DVI-I Dual-Link | 1x DVI-I Dual-Link |
Encoder Model NVENC 1 | Encoder Model NVENC 2 |
Decoder Model NVDEC 1 | Decoder Model NVDEC 1 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 1-Slots | PCIe 1-Slots |
Height 111 mm (4.37")Width 241 mm (9.49")Depth 20 mm (0.79") | Height 69 mm (2.72")Width 160 mm (6.3")Depth 20 mm (0.79") |
Cooling Blower 1x Fan | Cooling Open-Air 1x Fan |
Power Connectors 1x 6-Pin | Power Connectors - |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename NVE4 | Codename NV117 |
Chip Variant GK104-200-KD-A2 | Chip Variant GM107-220-A2 |
Market Segment Workstation | Market Segment Workstation |
Release Date Jul 22, 2014 | Release Date Jul 22, 2014 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 294mm² | Die Size 148mm² |
Transistor Count 3.5 Billion | Transistor Count 1.9 Billion |
Transistor Density 12.04 MTr/mm² | Transistor Density 12.64 MTr/mm² |
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