GPU model | RV620 | GT218 |
---|---|---|
Architecture | TeraScale | Tesla 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 40 nm |
Number of transistors | 181 million | 260 million |
Die size | 67 mm² | 57 mm² |
GPU variant | — | N11M-GE1 |
Release date | 2008 | — |
---|---|---|
Generation | FirePro Multi-View | — |
Production | End-of-life | — |
Interface | PCI | — |
GPU clock | 500 MHz | 606 MHz |
---|---|---|
Memory clock | 500 MHz 1000 Mbps effective | 667 MHz 1334 Mbps effective |
Shader clock | — | 1530 MHz |
Memory size | 256 MB | 1024 MB |
---|---|---|
Memory type | DDR2 | DDR3 |
Memory bus width | 64 bit | 64 bit |
Bandwidth | 8.000 GB/s | 10.67 GB/s |
Shading units | 40 | 16 |
---|---|---|
TMUs | 4 | 8 |
ROPs | 4 | 4 |
Compute units | 2 | — |
SM count | — | 2 |
Cache L2 | — | 32 KB |
Pixel rate | 2.000 GPixel/s | 2.424 GPixel/s |
---|---|---|
Texture rate | 2.000 GTexel/s | 4.848 GTexel/s |
FP32 (float) performance | 40.00 GFLOPS | 48.96 GFLOPS |
Slot width | Single-slot | — |
---|---|---|
Length | 170 mm 6.7 inches | — |
Width | 69 mm 2.7 inches | — |
TDP | 15 W | 14 W |
Suggested PSU | 200 W | — |
Outputs | 2x DisplayPort | No outputs |
Power connectors | None | — |
Board number | B403 | — |
DirectX | 10.1 (10_1) | 11.1 (10_1) |
---|---|---|
OpenGL | 3.3 | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 4.1 |
CUDA | — | 1.2 |
Release date | — | Jan 10th, 2010 |
---|---|---|
Generation | — | GeForce 300M |
Production | — | End-of-life |
Interface | — | PCIe 2.0 x16 |
Reviews | — | 2 in our database |
Predecessor | — | GeForce 200M |
Successor | — | GeForce 400M |