NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon RX 6750 XT
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Mar 2022
Generation
GeForce 30 Mobile
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1110 MHz
2150 MHz
Boost Clock
1545 MHz
2600 MHz
Memory Clock
1750 MHz
2250 MHz
Memory
Memory Size
8GB
12GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
192bit
Bandwidth
448.0GB/s
432.0GB/s
Render Config
SM Count
48
-
Shading Units
6144
2560
TMUs
192
160
ROPs
96
64
Tensor Cores
192
-
RT Cores
48
40
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
4 MB
3 MB
Compute Units
-
40
L3 Cache
-
96 MB
Theoretical Performance
Pixel Rate
148.3 GPixel/s
166.4 GPixel/s
Texture Rate
296.6 GTexel/s
416.0 GTexel/s
FP16 (half)
18.98 TFLOPS
26.62 TFLOPS
FP32 (float)
18.98 TFLOPS
13.31 TFLOPS
FP64 (double)
296.6 GFLOPS
832.0 GFLOPS
Graphics Processor
GPU Name
GA104
Navi 22
GPU Variant
GA104-775-A1
Navi 22 KXT(215-127000144)
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
17.4 billion
17.2 billion
Die Size
392 mm²
335 mm²
Board Design
TDP
115W
250W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
600 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.6
-
Shader Model
6.6
6.5