NVIDIA B300 SXM6 AC vs AMD Radeon Pro V5300X
GPU · Specs Compare
Graphics Card
Release Date
Sep 2025
Unknown
Generation
Server Blackwell
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
1665 MHz
1125 MHz
Boost Clock
2032 MHz
1201 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
288GB
4GB
Memory Type
HBM3e
GDDR5
Memory Bus
8192bit
128bit
Bandwidth
8.19TB/s
96.00GB/s
Render Config
SM Count
148
—
Shading Units
18944
1024
TMUs
592
64
ROPs
24
16
Tensor Cores
592
—
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
126 MB
1024 KB
Compute Units
—
16
Theoretical Performance
Pixel Rate
48.77 GPixel/s
19.22 GPixel/s
Texture Rate
1202.9 GTexel/s
76.86 GTexel/s
FP16 (half)
76.99 TFLOPS
—
FP32 (float)
76.99 TFLOPS
2.460 TFLOPS
FP64 (double)
1202.9 GFLOPS
153.7 GFLOPS
Graphics Processor
GPU Name
GB110
Baffin
Architecture
Blackwell Ultra
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
5 nm
14 nm
Transistors
208 billion
3 billion
Die Size
1628 mm²
123 mm²
GPU Variant
—
Baffin XT
Board Design
TDP
1100W
50W
Suggested PSU
1500 W
250 W
Outputs
No outputs
4x mini-DisplayPort 1.4a
Power Connectors
—
None
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.2
CUDA
10.3
—
Shader Model
N/A
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.