显卡名称 | Apollo Lake GT1 | GM20B |
---|---|---|
建筑 | Generation 9.0 | Maxwell 2.0 |
铸造厂 | Intel | TSMC |
工艺尺寸 | 14 nm | 20 nm |
晶体管 | unknown | 2,000 million |
模具尺寸 | unknown | 118 mm² |
GPU变体 | — | TM670D-A1 |
发布日期 | Sep 1st, 2015 | Jan 4th, 2015 |
---|---|---|
代 | HD Graphics-T (Goldmont) | Tegra |
生产 | Active | End-of-life |
总线接口 | Ring Bus | IGP |
评测 | 1 in our database | — |
基本时钟 | 200 MHz | — |
---|---|---|
升压时钟 | 650 MHz | — |
内存时钟 | System Shared | System Shared |
GPU时钟 | — | 1000 MHz |
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 | 96 | 256 |
---|---|---|
TMUs | 12 | 16 |
ROPs | 2 | 16 |
执行单元 | 12 | — |
SMM 计数 | — | 2 |
缓存 L1 | — | 48 KB (per SMM) |
缓存 L2 | — | 256 KB |
像素率 | 1.300 GPixel/s | 16.00 GPixel/s |
---|---|---|
纹理率 | 7.800 GTexel/s | 16.00 GTexel/s |
FP32(浮动)性能 | 124.8 GFLOPS | 512.0 GFLOPS |
FP64(双)性能 | 15.60 GFLOPS (1:8) | 16.00 GFLOPS (1:32) |
FP16(半)性能 | — | 1,024 GFLOPS (2:1) |
槽宽 | IGP | IGP |
---|---|---|
TDP | 6 W | 15 W |
输出 | No outputs | No outputs |
DirectX | 12 (12_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 3.0 | 1.2 |
Vulkan | 1.2 | 1.1 |
着色器模型 | 6.4 | 6.4 |
CUDA | — | 5.3 |