NVIDIA GeForce GT 340 OEM vs NVIDIA Quadro K420
Graphics Processor
| GPU model | GT215 | GK107 |
|---|---|---|
| GPU variant | GT215-301-A3 | GK107-301-A2 |
| Architecture | Tesla 2.0 | Kepler |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 28 nm |
| Number of transistors | 727 million | 1,270 million |
| Die size | 144 mm² | 118 mm² |
Graphics Card
| Release date | Feb 2nd, 2010 | Jul 22nd, 2014 |
|---|---|---|
| Generation | GeForce 300 | Quadro |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Predecessor | GeForce 200 | — |
| Successor | GeForce 400 | — |
| Reviews | — | 26 in our database |
Clocks
| GPU clock | 550 MHz | 876 MHz |
|---|---|---|
| Shader clock | 1340 MHz | — |
| Memory clock | 850 MHz 1700 Mbps effective | 891 MHz 1782 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 27.20 GB/s | 28.51 GB/s |
Render Configuration
| Shading units | 96 | 192 |
|---|---|---|
| TMUs | 32 | 16 |
| ROPs | 8 | 16 |
| SM count | 12 | — |
| Cache L2 | 64 KB | 256 KB |
| SMX count | — | 1 |
| Cache L1 | — | 16 KB (per SMX) |
Performance
| Pixel rate | 4.400 GPixel/s | 3.504 GPixel/s |
|---|---|---|
| Texture rate | 17.60 GTexel/s | 14.02 GTexel/s |
| FP32 (float) performance | 257.3 GFLOPS | 336.4 GFLOPS |
| FP64 (double) performance | — | 14.02 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| Length | 168 mm 6.6 inches | 160 mm 6.3 inches |
| TDP | 69 W | 41 W |
| Suggested PSU | 250 W | 200 W |
| Outputs | 1x DVI1x HDMI1x VGA | 1x DVI1x DisplayPort |
| Power connectors | None | None |
| Board number | P672 | P2012 |
| Width | — | 69 mm 2.7 inches |
API Support & Features
| DirectX | 11.1 (10_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.1 |
| CUDA | 1.2 | 3.0 |
| Shader model | 4.1 | 5.1 |
