AMD Radeon Instinct MI100 vs NVIDIA RTX A5000
We compared two Professional market GPUs: 32GB VRAM Radeon Instinct MI100 and 24GB VRAM RTX A5000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI100 's Advantages
More VRAM (32GB vs 24GB)
Larger VRAM bandwidth (1229GB/s vs 768.0GB/s)
NVIDIA RTX A5000 's Advantages
Boost Clock has increased by 13% (1695MHz vs 1502MHz)
512 additional rendering cores
Lower TDP (230W vs 300W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI100
23.07 TFLOPS
RTX A5000
+20%
27.77 TFLOPS
Graphics Card
Nov 2020
Release Date
Apr 2021
Radeon Instinct
Generation
Quadro Ampere
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1000 MHz
Base Clock
1170 MHz
1502 MHz
Boost Clock
1695 MHz
1200 MHz
Memory Clock
2000 MHz
Memory
32GB
Memory Size
24GB
HBM2
Memory Type
GDDR6
4096bit
Memory Bus
384bit
1229GB/s
Bandwidth
768.0GB/s
Render Config
120
Compute Units
-
-
SM Count
64
7680
Shading Units
8192
480
TMUs
256
64
ROPs
96
-
Tensor Cores
256
-
RT Cores
64
16 KB (per CU)
L1 Cache
128 KB (per SM)
8 MB
L2 Cache
6 MB
-
-
-
Theoretical Performance
96.13 GPixel/s
Pixel Rate
162.7 GPixel/s
721.0 GTexel/s
Texture Rate
433.9 GTexel/s
184.6 TFLOPS
FP16 (half)
27.77 TFLOPS
23.07 TFLOPS
FP32 (float)
27.77 TFLOPS
11.54 TFLOPS
FP64 (double)
433.9 GFLOPS
Board Design
300W
TDP
230W
700 W
Suggested PSU
550 W
No outputs
Outputs
4x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
Arcturus
GPU Name
GA102
Arcturus XL
GPU Variant
-
CDNA 1.0
Architecture
Ampere
TSMC
Foundry
Samsung
7 nm
Process Size
8 nm
25.6 billion
Transistors
28.3 billion
750 mm²
Die Size
628 mm²
Graphics Features
N/A
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
2.1
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
8.6
N/A
Shader Model
6.7
