GPU model | Topaz | GT215 |
---|---|---|
GPU variant | Topaz XT (216-0864030) | GT215-450-A2 |
Architecture | GCN 3.0 | Tesla 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 40 nm |
Number of transistors | 1,550 million | 727 million |
Die size | 125 mm² | 144 mm² |
Release date | Jun 11th, 2014 | — |
---|---|---|
Generation | Crystal System (R7 M200) | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x8 | — |
Predecessor | Solar System | — |
Successor | Mobility Radeon | — |
Base clock | 940 MHz | — |
---|---|---|
Boost clock | 980 MHz | — |
Memory clock | 900 MHz 1800 Mbps effective | 850 MHz 3.4 Gbps effective |
GPU clock | — | 550 MHz |
Shader clock | — | 1340 MHz |
Memory size | 2 GB | 1024 MB |
---|---|---|
Memory type | DDR3 | GDDR5 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 14.40 GB/s | 54.40 GB/s |
Shading units | 384 | 96 |
---|---|---|
TMUs | 24 | 32 |
ROPs | 8 | 8 |
Compute units | 6 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 128 KB | 64 KB |
SM count | — | 12 |
Pixel rate | 7.840 GPixel/s | 4.400 GPixel/s |
---|---|---|
Texture rate | 23.52 GTexel/s | 17.60 GTexel/s |
FP16 (half) performance | 752.6 GFLOPS (1:1) | — |
FP32 (float) performance | 752.6 GFLOPS | 257.3 GFLOPS |
FP64 (double) performance | 47.04 GFLOPS (1:16) | — |
TDP | unknown | 69 W |
---|---|---|
Outputs | No outputs | 1x DVI1x HDMI1x VGA |
Board number | C720 | P680, P681 |
Slot width | — | Single-slot |
Length | — | 168 mm 6.6 inches |
Suggested PSU | — | 250 W |
Power connectors | — | None |
DirectX | 12 (12_0) | 11.1 (10_1) |
---|---|---|
OpenGL | 4.6 | 3.3 |
OpenCL | 2.0 | 1.1 |
Vulkan | 1.2 | — |
Shader model | 6.3 | 4.1 |
CUDA | — | 1.2 |
Release date | — | Nov 17th, 2009 |
---|---|---|
Generation | — | GeForce 200 |
Production | — | End-of-life |
Launch price | — | 80 USD |
Interface | — | PCIe 2.0 x16 |
Reviews | — | 49 in our database |
Predecessor | — | GeForce 9 |
Successor | — | GeForce 400 |