NVIDIA GeForce RTX 5090 SE vs AMD Radeon RX 6650M XT
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Jan 2022
Generation
GeForce 50
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1740 MHz
2068 MHz
Boost Clock
2377 MHz
2416 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
24GB
8GB
Memory Type
GDDR7
GDDR6
Memory Bus
384bit
128bit
Bandwidth
1.34TB/s
256.0GB/s
Render Config
SM Count
110
-
Shading Units
14080
2048
TMUs
440
128
ROPs
160
64
Tensor Cores
440
-
RT Cores
110
32
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
96 MB
2 MB
Compute Units
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
380.3 GPixel/s
154.6 GPixel/s
Texture Rate
1045.9 GTexel/s
309.2 GTexel/s
FP16 (half)
66.94 TFLOPS
19.79 TFLOPS
FP32 (float)
66.94 TFLOPS
9.896 TFLOPS
FP64 (double)
1045.9 GFLOPS
618.5 GFLOPS
Graphics Processor
GPU Name
GB202
Navi 23
Architecture
Blackwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
92.2 billion
11.06 billion
Die Size
750 mm²
237 mm²
Board Design
TDP
500W
120W
Suggested PSU
900 W
-
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
No outputs
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.3
CUDA
12.0
-
Shader Model
6.9
6.5