NVIDIA B100 vs AMD Radeon Instinct MI350X
We compared two Desktop platform GPUs: 96GB VRAM B100 and 288GB VRAM Radeon Instinct MI350X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA B100 's Advantages
512 additional rendering cores
AMD Radeon Instinct MI350X 's Advantages
Boost Clock has increased by 20% (2200MHz vs 1837MHz)
More VRAM (288GB vs 96GB)
Larger VRAM bandwidth (8.19TB/s vs 4.10TB/s)
Score
Benchmark
FP32 (float)
B100
62.08 TFLOPS
Radeon Instinct MI350X
+16%
72.09 TFLOPS
Graphics Card
Nov 2024
Release Date
Jan 2025
Server Blackwell
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
1665 MHz
Base Clock
1000 MHz
1837 MHz
Boost Clock
2200 MHz
2000 MHz
Memory Clock
2000 MHz
Memory
96GB
Memory Size
288GB
HBM3e
Memory Type
HBM3e
4096bit
Memory Bus
8192bit
4.10TB/s
Bandwidth
8.19TB/s
Render Config
-
Compute Units
256
132
SM Count
-
16896
Shading Units
16384
528
TMUs
1024
24
ROPs
0
528
Tensor Cores
1024
-
-
-
256 KB (per SM)
L1 Cache
16 KB (per CU)
50 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
44.09 GPixel/s
Pixel Rate
0 MPixel/s
969.9 GTexel/s
Texture Rate
2252.8 GTexel/s
248.3 TFLOPS
FP16 (half)
576.7 TFLOPS
62.08 TFLOPS
FP32 (float)
72.09 TFLOPS
31.04 TFLOPS
FP64 (double)
72.09 TFLOPS
Board Design
1000W
TDP
1000W
1400 W
Suggested PSU
1400 W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GB102
GPU Name
CDNA Next
-
-
-
Blackwell
Architecture
CDNA 4.0
TSMC
Foundry
TSMC
5 nm
Process Size
3 nm
104 billion
Transistors
185 billion
Unknown
Die Size
1017 mm²
Graphics Features
N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
10.1
CUDA
-
N/A
Shader Model
N/A
