NVIDIA B300 vs Intel Arc A350
GPU Specs Compare
Graphics Card
Release Date
Sep 2025
Jan 2022
Generation
Server Blackwell
Alchemist(Arc 3)
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1665 MHz
2000 MHz
Boost Clock
2032 MHz
2000 MHz
Memory Clock
2000 MHz
1937 MHz
Memory
Memory Size
144GB
4GB
Memory Type
HBM3e
GDDR6
Memory Bus
4096bit
64bit
Bandwidth
4.10TB/s
124.0GB/s
Render Config
SM Count
148
-
Shading Units
18944
768
TMUs
592
48
ROPs
24
24
Tensor Cores
592
96
L1 Cache
256 KB (per SM)
-
L2 Cache
50 MB
4 MB
RT Cores
-
6
Theoretical Performance
Pixel Rate
48.77 GPixel/s
48.00 GPixel/s
Texture Rate
1202.9 GTexel/s
96.00 GTexel/s
FP16 (half)
1231.8 TFLOPS
6.144 TFLOPS
FP32 (float)
76.99 TFLOPS
3.072 TFLOPS
FP64 (double)
1202.9 GFLOPS
768.0 GFLOPS
Graphics Processor
GPU Name
GB110
DG2-128
Architecture
Blackwell Ultra
Generation 12.7
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
104 billion
7.2 billion
Die Size
Unknown
157 mm²
GPU Variant
-
ACM-G11
Board Design
TDP
1400W
25W
Suggested PSU
1800 W
200 W
Outputs
No outputs
No outputs
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
10.3
-
Shader Model
N/A
6.6