NVIDIA GeForce GT 335M vs NVIDIA GeForce GT 620M
Graphics Processor
| GPU model | GT215 | GF108 |
|---|---|---|
| GPU variant | N11P-GS1 | N13P-GLP-A1 |
| Architecture | Tesla 2.0 | Fermi |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 40 nm |
| Number of transistors | 727 million | 585 million |
| Die size | 144 mm² | 116 mm² |
Mobile graphics
| Release date | Jan 7th, 2010 | Aug 23rd, 2012 |
|---|---|---|
| Generation | GeForce 300M | GeForce 600M |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Reviews | 2 in our database | — |
| Predecessor | GeForce 200M | GeForce 500M |
| Successor | GeForce 400M | GeForce 700M |
Clocks
| GPU clock | 450 MHz | 660 MHz |
|---|---|---|
| Shader clock | 1080 MHz | 1320 MHz |
| Memory clock | 800 MHz 1600 Mbps effective | 900 MHz 1800 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 25.60 GB/s | 28.80 GB/s |
Render Configuration
| Shading units | 72 | 96 |
|---|---|---|
| TMUs | 24 | 16 |
| ROPs | 8 | 4 |
| SM count | 9 | 2 |
| Cache L2 | 64 KB | 256 KB |
| Cache L1 | — | 64 KB (per SM) |
Performance
| Pixel rate | 3.600 GPixel/s | 2.640 GPixel/s |
|---|---|---|
| Texture rate | 10.80 GTexel/s | 10.56 GTexel/s |
| FP32 (float) performance | 155.5 GFLOPS | 253.4 GFLOPS |
| FP64 (double) performance | — | 21.12 GFLOPS (1:12) |
Dimensions & Outputs
| TDP | 28 W | 15 W |
|---|---|---|
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 11.1 (10_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| CUDA | 1.2 | 2.1 |
| Shader model | 4.1 | 5.1 |
