GPU model | Whistler | G80 |
---|---|---|
GPU variant | Whistler LE | G80-450-A3 |
Architecture | TeraScale 2 | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 90 nm |
Number of transistors | 716 million | 681 million |
Die size | 104 mm² | 484 mm² |
Release date | Jan 7th, 2012 | — |
---|---|---|
Generation | London (HD 7600M) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Vancouver | — |
Successor | Solar System | — |
GPU clock | 450 MHz | 612 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 1080 MHz 2.2 Gbps effective |
Shader clock | — | 1512 MHz |
Memory size | 1024 MB | 768 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 128 bit | 384 bit |
Bandwidth | 25.60 GB/s | 103.7 GB/s |
Shading units | 400 | 128 |
---|---|---|
TMUs | 20 | 32 |
ROPs | 8 | 24 |
Compute units | 5 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 256 KB | 96 KB |
SM count | — | 16 |
Pixel rate | 3.600 GPixel/s | 14.69 GPixel/s |
---|---|---|
Texture rate | 9.000 GTexel/s | 39.17 GTexel/s |
FP32 (float) performance | 360.0 GFLOPS | 387.1 GFLOPS |
TDP | 20 W | 171 W |
---|---|---|
Outputs | No outputs | 2x DVI1x S-Video |
Slot width | — | Dual-slot |
Length | — | 270 mm 10.6 inches |
Suggested PSU | — | 450 W |
Power connectors | — | 2x 6-pin |
Board number | — | P355 |
DirectX | 11.2 (11_0) | 11.1 (10_0) |
---|---|---|
OpenGL | 4.4 | 3.3 |
OpenCL | 1.2 | 1.1 (1.0) |
Vulkan | — | — |
Shader model | 5.0 | 4.0 |
CUDA | — | 1.0 |
Release date | — | May 2nd, 2007 |
---|---|---|
Generation | — | GeForce 8 |
Production | — | End-of-life |
Launch price | — | 829 USD |
Interface | — | PCIe 1.0 x16 |
Reviews | — | 403 in our database |
Predecessor | — | GeForce 7 PCIe |
Successor | — | GeForce 9 |