AMD Instinct MI300X vs NVIDIA B200 SXM6
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Nov 2024
Generation
Radeon Instinct
Server Blackwell
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
1000 MHz
120 MHz
Boost Clock
2100 MHz
1830 MHz
Memory Clock
2525 MHz
2000 MHz
Memory
Memory Size
192GB
180GB
Memory Type
HBM3
HBM3e
Memory Bus
8192bit
8192bit
Bandwidth
10.3TB/s
8.19TB/s
Render Config
Compute Units
304
-
Shading Units
19456
18944
TMUs
1216
592
ROPs
0
24
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
16 MB
126 MB
L3 Cache
256 MB
-
SM Count
-
148
Tensor Cores
-
592
Theoretical Performance
Pixel Rate
0 MPixel/s
43.92 GPixel/s
Texture Rate
2553.6 GTexel/s
1083.4 GTexel/s
FP16 (half)
653.7 TFLOPS
1109.4 TFLOPS
FP32 (float)
81.72 TFLOPS
69.34 TFLOPS
FP64 (double)
81.72 TFLOPS
34.67 TFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
GB100
Architecture
CDNA 3.0
Blackwell
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
153 billion
208 billion
Die Size
1017 mm²
1628 mm²
GPU Variant
-
GB100-886N-A1
Board Design
TDP
750W
1000W
Suggested PSU
1150 W
1400 W
Outputs
No outputs
No outputs
Power Connectors
None
-
Graphics Features
DirectX
N/A
N/A
OpenGL
N/A
N/A
OpenCL
3.0
3.0
Vulkan
N/A
N/A
Shader Model
N/A
N/A
CUDA
-
10.0