NVIDIA B300 vs Intel Arc B770
GPU · Specs Compare
Graphics Card
Release Date
Sep 2025
Jan 2026
Generation
Server Blackwell
Battlemage
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1665 MHz
2100 MHz
Boost Clock
2032 MHz
2400 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
144GB
16GB
Memory Type
HBM3e
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
4.10TB/s
512.0GB/s
Render Config
SM Count
148
—
Shading Units
18944
4096
TMUs
592
256
ROPs
24
128
Tensor Cores
592
—
L1 Cache
256 KB (per SM)
—
L2 Cache
50 MB
16 MB
RT Cores
—
32
Theoretical Performance
Pixel Rate
48.77 GPixel/s
307.2 GPixel/s
Texture Rate
1202.9 GTexel/s
614.4 GTexel/s
FP16 (half)
1231.8 TFLOPS
39.32 TFLOPS
FP32 (float)
76.99 TFLOPS
19.66 TFLOPS
FP64 (double)
1202.9 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
GB110
BMG-G31
Architecture
Blackwell Ultra
Xe2-HPG
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
104 billion
Unknown
Die Size
Unknown
Unknown
Board Design
TDP
1400W
225W
Suggested PSU
1800 W
550 W
Outputs
No outputs
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
CUDA
10.3
—
Shader Model
N/A
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.