GPU model | Exo | GK208B |
---|---|---|
GPU variant | Exo PRO | N16V-GL |
Architecture | GCN 1.0 | Kepler 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 690 million | 1,020 million |
Die size | 56 mm² | 87 mm² |
Release date | May 5th, 2015 | Mar 13th, 2015 |
---|---|---|
Generation | Crystal System (R5 M300) | GeForce 900M |
Production | End-of-life | Active |
Interface | PCIe 3.0 x8 | PCIe 3.0 x8 |
Predecessor | Solar System | GeForce 800M |
Successor | Mobility Radeon | GeForce 10 Mobile |
Base clock | 955 MHz | — |
---|---|---|
Boost clock | 1030 MHz | — |
Memory clock | 900 MHz 1800 Mbps effective | 1001 MHz 2 Gbps effective |
GPU clock | — | 641 MHz |
Memory size | 2 GB | 2 GB |
---|---|---|
Memory type | DDR3 | DDR3 |
Memory bus width | 64 bit | 64 bit |
Bandwidth | 14.40 GB/s | 16.02 GB/s |
Shading units | 320 | 384 |
---|---|---|
TMUs | 20 | 32 |
ROPs | 8 | 8 |
Compute units | 5 | — |
Cache L1 | 16 KB (per CU) | 16 KB (per SMX) |
Cache L2 | 128 KB | 512 KB |
SMX count | — | 2 |
Pixel rate | 8.240 GPixel/s | 5.128 GPixel/s |
---|---|---|
Texture rate | 20.60 GTexel/s | 20.51 GTexel/s |
FP32 (float) performance | 659.2 GFLOPS | 492.3 GFLOPS |
FP64 (double) performance | 41.20 GFLOPS (1:16) | 20.51 GFLOPS (1:24) |
Slot width | IGP | IGP |
---|---|---|
TDP | 18 W | 33 W |
Outputs | No outputs | No outputs |
Power connectors | None | None |
DirectX | 12 (11_1) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 3.0 |
Vulkan | 1.2 | 1.1 |
Shader model | 5.0 | 5.1 |
CUDA | — | 3.5 |