GPU model | GM20B | NV34 |
---|---|---|
GPU variant | TM660M-A2 | NV34 GL |
Architecture | Maxwell 2.0 | Rankine |
Foundry | TSMC | TSMC |
Manufacturing process | 20 nm | 150 nm |
Number of transistors | 2,000 million | 45 million |
Die size | 118 mm² | 124 mm² |
Release date | Mar 2019 | — |
---|---|---|
Generation | Tegra | — |
Production | End-of-life | — |
Interface | IGP | — |
Base clock | 640 MHz | — |
---|---|---|
Boost clock | 921 MHz | — |
Memory clock | System Shared | 240 MHz 480 Mbps effective |
GPU clock | — | 270 MHz |
Memory size | System Shared | 128 MB |
---|---|---|
Memory type | System Shared | DDR |
Memory bus width | System Shared | 128 bit |
Bandwidth | System Dependent | 7.680 GB/s |
Shading units | 128 | — |
---|---|---|
TMUs | 16 | 4 |
ROPs | 16 | 4 |
SMM count | 1 | — |
Cache L1 | 48 KB (per SMM) | — |
Cache L2 | 256 KB | — |
Pixel shaders | — | 4 |
Vertex shaders | — | 2 |
Pixel rate | 14.74 GPixel/s | 1.080 GPixel/s |
---|---|---|
Texture rate | 14.74 GTexel/s | 1.080 GTexel/s |
FP16 (half) performance | 471.6 GFLOPS (2:1) | — |
FP32 (float) performance | 235.8 GFLOPS | — |
FP64 (double) performance | 7.368 GFLOPS (1:32) | — |
Vertex rate | — | 135.0 MVertices/s |
Slot width | IGP | Single-slot |
---|---|---|
Length | 70 mm 2.8 inches | 152 mm 6 inches |
Width | 45 mm 1.8 inches | 111 mm 4.4 inches |
TDP | 10 W | unknown |
Outputs | No outputs | 1x DVI1x VGA |
Suggested PSU | — | 200 W |
Power connectors | — | None |
DirectX | 12 (12_1) | 9.0a |
---|---|---|
OpenGL | 4.6 | 1.5 |
OpenCL | 1.2 | — |
Vulkan | 1.1 | — |
CUDA | 5.3 | — |
Shader model | 6.4 | — |
Pixel shader | — | 2.0a |
Vertex shader | — | 2.0a |
Release date | — | May 21st, 2003 |
---|---|---|
Generation | — | Quadro FX |
Production | — | End-of-life |
Interface | — | AGP 8x |
Reviews | — | 26 in our database |