NVIDIA RTX A6000 vs AMD Instinct MI300X
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Dec 2023
Generation
Quadro Ampere
Radeon Instinct
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1410 MHz
1000 MHz
Boost Clock
1800 MHz
2100 MHz
Memory Clock
2000 MHz
2525 MHz
Memory
Memory Size
48GB
192GB
Memory Type
GDDR6
HBM3
Memory Bus
384bit
8192bit
Bandwidth
768.0GB/s
10.3TB/s
Render Config
SM Count
84
-
Shading Units
10752
19456
TMUs
336
1216
ROPs
112
0
Tensor Cores
336
-
RT Cores
84
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
6 MB
16 MB
Compute Units
-
304
L3 Cache
-
256 MB
Theoretical Performance
Pixel Rate
201.6 GPixel/s
0 MPixel/s
Texture Rate
604.8 GTexel/s
2553.6 GTexel/s
FP16 (half)
38.71 TFLOPS
653.7 TFLOPS
FP32 (float)
38.71 TFLOPS
81.72 TFLOPS
FP64 (double)
604.8 GFLOPS
81.72 TFLOPS
Graphics Processor
GPU Name
GA102
Aqua Vanjaram
Architecture
Ampere
CDNA 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
28.3 billion
153 billion
Die Size
628 mm²
1017 mm²
Board Design
TDP
300W
750W
Suggested PSU
700 W
1150 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
-
Shader Model
6.7
N/A
📊 Benchmark
3DMark Time Spy
17,742
-
3DMark Time Spy Extreme
9,324
-
OctaneBench
600
-
3DMark Speed Way
4,965
-
Blender
5,387
-