NVIDIA GeForce RTX 4090 Max-Q vs Intel Arc B770
GPU · Specs Compare
Graphics Card
Release Date
Jan 2023
Jan 2026
Generation
GeForce 40 Mobile
Battlemage
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
930 MHz
2100 MHz
Boost Clock
1455 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
76
—
Shading Units
9728
4096
TMUs
304
256
ROPs
112
128
Tensor Cores
304
—
RT Cores
76
32
L1 Cache
128 KB (per SM)
—
L2 Cache
64 MB
16 MB
Theoretical Performance
Pixel Rate
163.0 GPixel/s
307.2 GPixel/s
Texture Rate
442.3 GTexel/s
614.4 GTexel/s
FP16 (half)
28.31 TFLOPS
39.32 TFLOPS
FP32 (float)
28.31 TFLOPS
19.66 TFLOPS
FP64 (double)
442.3 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
AD103
BMG-G31
GPU Variant
GN21-X11
—
Architecture
Ada Lovelace
Xe2-HPG
Foundry
TSMC
TSMC
Process Size
4 nm
5 nm
Transistors
45.9 billion
Unknown
Die Size
379 mm²
Unknown
Board Design
TDP
80W
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
8.9
—
Shader Model
6.7
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.