GPU model | Blackcomb | GF114 |
---|---|---|
GPU variant | Blackcomb XT (216-0811000) | GF114-400-A1 |
Architecture | TeraScale 2 | Fermi 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 40 nm |
Number of transistors | 1,700 million | 1,950 million |
Die size | 212 mm² | 332 mm² |
Release date | Jan 4th, 2011 | — |
---|---|---|
Generation | Vancouver (HD 6900M) | — |
Production | End-of-life | — |
Interface | MXM-B (3.0) | — |
Predecessor | Manhattan | — |
Successor | London | — |
GPU clock | 680 MHz | 650 MHz |
---|---|---|
Memory clock | 900 MHz 3.6 Gbps effective | 850 MHz 3.4 Gbps effective |
Shader clock | — | 1300 MHz |
Memory size | 1024 MB | 768 MB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 256 bit | 192 bit |
Bandwidth | 115.2 GB/s | 81.60 GB/s |
Shading units | 960 | 288 |
---|---|---|
TMUs | 48 | 48 |
ROPs | 32 | 24 |
Compute units | 12 | — |
Cache L1 | 8 KB (per CU) | 64 KB (per SM) |
Cache L2 | 512 KB | 384 KB |
SM count | — | 6 |
Pixel rate | 21.76 GPixel/s | 7.800 GPixel/s |
---|---|---|
Texture rate | 32.64 GTexel/s | 31.20 GTexel/s |
FP32 (float) performance | 1,306 GFLOPS | 748.8 GFLOPS |
FP64 (double) performance | — | 62.40 GFLOPS (1:12) |
Slot width | MXM Module | Dual-slot |
---|---|---|
TDP | 75 W | 150 W |
Outputs | No outputs | 2x DVI1x mini-HDMI |
Power connectors | None | 2x 6-pin |
Board number | C296 | P1041 |
Length | — | 210 mm 8.3 inches |
Suggested PSU | — | 450 W |
DirectX | 11.2 (11_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 1.1 |
Vulkan | — | — |
Shader model | 5.0 | 5.1 |
CUDA | — | 2.1 |
Release date | — | Nov 15th, 2010 |
---|---|---|
Generation | — | GeForce 400 |
Production | — | End-of-life |
Interface | — | PCIe 2.0 x16 |
Reviews | — | 2 in our database |
Predecessor | — | GeForce 200 |
Successor | — | GeForce 500 |