显卡名称 | GV10B | GM20B |
---|---|---|
建筑 | Volta | Maxwell 2.0 |
铸造厂 | TSMC | TSMC |
工艺尺寸 | 12 nm | 20 nm |
晶体管 | 9,000 million | 2,000 million |
模具尺寸 | 350 mm² | 118 mm² |
GPU变体 | — | TM660M-A2 |
基本时钟 | 854 MHz | 640 MHz |
---|---|---|
升压时钟 | 1377 MHz | 921 MHz |
内存时钟 | System Shared | System Shared |
内存大小 | System Shared | System Shared |
---|---|---|
内存类型 | System Shared | System Shared |
内存总线 | System Shared | System Shared |
带宽 | System Dependent | System Dependent |
着色单元 | 512 | 128 |
---|---|---|
TMUs | 32 | 16 |
ROPs | 16 | 16 |
SM数 | 8 | — |
张量核 | 64 | — |
缓存 L1 | 128 KB (per SM) | 48 KB (per SMM) |
缓存 L2 | 512 KB | 256 KB |
SMM 计数 | — | 1 |
像素率 | 22.03 GPixel/s | 14.74 GPixel/s |
---|---|---|
纹理率 | 44.06 GTexel/s | 14.74 GTexel/s |
FP16(半)性能 | 2.820 TFLOPS (2:1) | 471.6 GFLOPS (2:1) |
FP32(浮动)性能 | 1,410 GFLOPS | 235.8 GFLOPS |
FP64(双)性能 | 705.0 GFLOPS (1:2) | 7.368 GFLOPS (1:32) |
槽宽 | IGP | IGP |
---|---|---|
长度 | 100 mm 3.9 inches | 70 mm 2.8 inches |
宽度 | 87 mm 3.4 inches | 45 mm 1.8 inches |
TDP | 30 W | 10 W |
输出 | No outputs | No outputs |
DirectX | 12 (12_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 1.2 |
Vulkan | 1.2 | 1.1 |
CUDA | 7.2 | 5.3 |
着色器模型 | 6.4 | 6.4 |