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AMD Instinct MI100 vs AMD Radeon 520: Comparison

AMD Instinct MI100 and AMD Radeon 520 separate most on memory bus width: AMD Instinct MI100 at 4,096 bit, AMD Radeon 520 at 64 bit, 98% in favor of AMD Instinct MI100. Memory Bandwidth splits them by another 96%, again favoring AMD Instinct MI100.

Which is better, AMD Instinct MI100 or AMD Radeon 520?

On paper, AMD Instinct MI100 has the edge on memory bus width, at 4,096 bit vs AMD Radeon 520 at 64 bit.

What is the main difference between AMD Instinct MI100 and AMD Radeon 520?

The AMD Instinct MI100 is the stronger choice on paper: it has 8x the VRAM capacity (32 GB vs 4 GB), which matters at 1440p and 4K with high texture settings. It also has 25x the memory bandwidth (1,200 GB/s vs 48 GB/s), which feeds the GPU faster at high resolutions.

Specs and benchmarks

  • GPU Brand

    AMD Instinct MI100
    AMD
    AMD Radeon 520
    AMD
  • Product Type

    AMD Instinct MI100
    Datacenter Accelerator
    AMD Radeon 520
    Laptop GPU
  • Series

    AMD Instinct MI100
    Instinct
    AMD Radeon 520
    Radeon 500 Series
  • Board Partner

    AMD Instinct MI100
    Reference
    AMD Radeon 520
    AMD (Reference)
  • Memory Type

    AMD Instinct MI100
    HBM2
    AMD Radeon 520
    GDDR5Best
  • Boost Clock

    AMD Instinct MI100
    1502 MHzBest
    AMD Radeon 520
    1030 MHz-31%
  • Architecture

    AMD Instinct MI100
    CDNA
    AMD Radeon 520
    GCN
  • Process Node

    AMD Instinct MI100
    TSMC N7
    AMD Radeon 520
    Other
  • Shader Units

    AMD Instinct MI100
    7680
    AMD Radeon 520
    320
  • Compute Blocks

    AMD Instinct MI100
    120
    AMD Radeon 520
    5
  • VRAM Capacity

    AMD Instinct MI100
    32 GBBest
    AMD Radeon 520
    4 GB
  • Memory Bus Width

    AMD Instinct MI100
    4096 bitBest
    AMD Radeon 520
    64 bit-98%
  • Memory Bandwidth

    AMD Instinct MI100
    1200 GB/sBest
    AMD Radeon 520
    48 GB/s-96%
  • Launch Date

    AMD Instinct MI100
    11/16/2020
    AMD Radeon 520
    April 2017
  • Form Factor

    AMD Instinct MI100
    PCIe Add-in Card
    AMD Radeon 520
    Desktop , Notebook

    Which one should you pick?

    Choose AMD Instinct MI100 if you want the higher boost clock (1502 MHz vs 1030 MHz), the higher memory bus width (4096 bit vs 64 bit) and the higher memory bandwidth (1200 GB/s vs 48 GB/s).

    Choose AMD Radeon 520 if you already have it on hand or find it at a lower price.

    More comparisons in Graphics Cards