AMD Instinct MI300A vs NVIDIA RTX A5000
We compared two Professional market GPUs: 128GB VRAM AMD Instinct MI300A and 24GB VRAM RTX A5000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Instinct MI300A 's Advantages
Released 2 years and 8 months late
Boost Clock has increased by 24% (2100MHz vs 1695MHz)
More VRAM (128GB vs 24GB)
Larger VRAM bandwidth (5300GB/s vs 768.0GB/s)
6400 additional rendering cores
NVIDIA RTX A5000 's Advantages
Lower TDP (230W vs 760W)
Score
Benchmark
FP32 (float)
AMD Instinct MI300A
+341%
122.6 TFLOPS
RTX A5000
27.77 TFLOPS
Graphics Card
Dec 2023
Release Date
Apr 2021
Instinct
Generation
Quadro Ampere
Professional
Type
Professional
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1000 MHz
Base Clock
1170 MHz
2100 MHz
Boost Clock
1695 MHz
5200 MHz
Memory Clock
2000 MHz
Memory
128GB
Memory Size
24GB
HBM3
Memory Type
GDDR6
8192bit
Memory Bus
384bit
5300GB/s
Bandwidth
768.0GB/s
Render Config
228
Compute Units
-
-
SM Count
64
14592
Shading Units
8192
880
TMUs
256
0
ROPs
96
-
Tensor Cores
256
-
RT Cores
64
16 KB (per CU)
L1 Cache
128 KB (per SM)
16 MB
L2 Cache
6 MB
-
-
-
Theoretical Performance
0 MPixel/s
Pixel Rate
162.7 GPixel/s
1496 GTexel/s
Texture Rate
433.9 GTexel/s
980.6 TFLOPS
FP16 (half)
27.77 TFLOPS
122.6 TFLOPS
FP32 (float)
27.77 TFLOPS
61.3 TFLOPS
FP64 (double)
433.9 GFLOPS
Board Design
760W
TDP
230W
1000 W
Suggested PSU
550 W
No outputs
Outputs
4x DisplayPort 1.4a
None
Power Connectors
1x 8-pin
Graphics Processor
MI300
GPU Name
GA102
-
-
-
CDNA 3.0
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
146 billion
Transistors
28.3 billion
1017 mm²
Die Size
628 mm²
Graphics Features
N/A
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
3.0
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
8.6
N/A
Shader Model
6.7
