Intel Arc B770 vs NVIDIA GeForce RTX 3080 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Jan 2021
Generation
Battlemage
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2100 MHz
1110 MHz
Boost Clock
2400 MHz
1545 MHz
Memory Clock
2000 MHz
1750 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
448.0GB/s
Render Config
Shading Units
4096
6144
TMUs
256
192
ROPs
128
96
RT Cores
32
48
L2 Cache
16 MB
4 MB
SM Count
-
48
Tensor Cores
-
192
L1 Cache
-
128 KB (per SM)
Theoretical Performance
Pixel Rate
307.2 GPixel/s
148.3 GPixel/s
Texture Rate
614.4 GTexel/s
296.6 GTexel/s
FP16 (half)
39.32 TFLOPS
18.98 TFLOPS
FP32 (float)
19.66 TFLOPS
18.98 TFLOPS
FP64 (double)
2.458 TFLOPS
296.6 GFLOPS
Graphics Processor
GPU Name
BMG-G31
GA104
Architecture
Xe2-HPG
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
Unknown
17.4 billion
Die Size
Unknown
392 mm²
GPU Variant
-
GA104-775-A1
Board Design
TDP
225W
115W
Suggested PSU
550 W
-
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
Shader Model
6.6
6.6
CUDA
-
8.6