NVIDIA GeForce RTX 3080 Mobile 16 GB vs Intel Arc B770
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Jan 2026
Generation
GeForce 30 Mobile
Battlemage
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1110 MHz
2100 MHz
Boost Clock
1545 MHz
2400 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
512.0GB/s
Render Config
SM Count
48
-
Shading Units
6144
4096
TMUs
192
256
ROPs
96
128
Tensor Cores
192
-
RT Cores
48
32
L1 Cache
128 KB (per SM)
-
L2 Cache
4 MB
16 MB
Theoretical Performance
Pixel Rate
148.3 GPixel/s
307.2 GPixel/s
Texture Rate
296.6 GTexel/s
614.4 GTexel/s
FP16 (half)
18.98 TFLOPS
39.32 TFLOPS
FP32 (float)
18.98 TFLOPS
19.66 TFLOPS
FP64 (double)
296.6 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
GA104
BMG-G31
GPU Variant
GA104-775-A1
-
Architecture
Ampere
Xe2-HPG
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
Unknown
Die Size
392 mm²
Unknown
Board Design
TDP
115W
225W
Outputs
Portable Device Dependent
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
8.6
-
Shader Model
6.8
6.6