{
    "SKU参数": {
        "厂商": "NVIDIA",
        "型号": "T4",
        "用途": "Training/Inference",
        "照片": "vendor_zoo/NVIDIA/image_0.png"
    },
    "硬件参数": {
        "制程(NM)": 12,
        "尺寸": "HHHL, Single Slot Card",
        "接口": "PCIe 3.0x16",
        "功耗(W/TDP)": 70
    },
    "内存参数": {
        "内存层次架构图": null,
        "内存": {
            "内存类型": "GDDR6",
            "内存容量(GB)": 16,
            "内存带宽(GB/s)": 320
        },
        "一级缓存": {
            "缓存类型": "Cache(x40)",
            "缓存容量(MB)": 2.56,
            "缓存带宽(TB/s)": null
        },
        "二级缓存": {
            "缓存类型": null,
            "缓存容量(MB)": 4,
            "缓存带宽(TB/s)": null
        }
    },
    "算力参数": {
        "PE层次架构图": null,
        "PE参数": {
            "算力架构": "同构众核",
            "并行方式": "SIMT",
            "通信带宽(GB/s)": null
        },
        "标量参数": {
            "标量精度": null,
            "INT8标量算力(TOPS)": null,
            "FP16标量算力(TFLOPS)": null,
            "FP32标量算力(TFLOPS)": null
        },
        "向量参数": {
            "向量精度": "FP32",
            "INT8量算力(TOPS)": null,
            "FP16向量算力(TFLOPS)": null,
            "FP32向量算力(TFLOPS)": 8.1
        },
        "张量参数": {
            "张量精度": "FP16, INT8, INT4",
            "INT4张量算力(TOPS)": 260.0, 
            "INT8张量算力(TOPS)": 130.0,
            "FP16张量算力(TFLOPS)": 65.0,
            "FP32张量算力(TFLOPS)": null
        }
    },
    "卡间通信参数": {
        "通信方式": null,
        "端口数量": null,
        "RDMA协议": null,
        "下行带宽(GB/s)": null,
        "上行带宽(GB/s)": null
    }, 
    "数据源": [
        "https://www.nvidia.com/en-us/data-center/tesla-t4/", 
        "https://www.techpowerup.com/gpu-specs/tesla-t4.c3316"
    ]
}