NVIDIA GeForce RTX 4090 vs Intel Arc B770
GPU Specs Compare
Graphics Card
Release Date
Sep 2022
Jan 2026
Generation
GeForce 40
Battlemage
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2235 MHz
2100 MHz
Boost Clock
2520 MHz
2400 MHz
Memory Clock
1313 MHz
2000 MHz
Memory
Memory Size
24GB
16GB
Memory Type
GDDR6X
GDDR6
Memory Bus
384bit
256bit
Bandwidth
1.01TB/s
512.0GB/s
Render Config
SM Count
128
-
Shading Units
16384
4096
TMUs
512
256
ROPs
176
128
Tensor Cores
512
-
RT Cores
128
32
L1 Cache
128 KB (per SM)
-
L2 Cache
72 MB
16 MB
Theoretical Performance
Pixel Rate
443.5 GPixel/s
307.2 GPixel/s
Texture Rate
1290.2 GTexel/s
614.4 GTexel/s
FP16 (half)
82.58 TFLOPS
39.32 TFLOPS
FP32 (float)
82.58 TFLOPS
19.66 TFLOPS
FP64 (double)
1290.2 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
AD102
BMG-G31
GPU Variant
AD102-300-A1
-
Architecture
Ada Lovelace
Xe2-HPG
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
76.3 billion
Unknown
Die Size
609 mm²
Unknown
Board Design
TDP
450W
225W
Suggested PSU
850 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
1x 16-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.4
CUDA
8.9
-
Shader Model
6.8
6.6