NVIDIA GeForce RTX 2080 SUPER Max Q vs AMD Radeon RX 6650 XT
GPU Specs Compare
Graphics Card
Release Date
Apr 2020
May 2022
Generation
GeForce 20 Mobile
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
735 MHz
2055 MHz
Boost Clock
975 MHz
2635 MHz
Memory Clock
1375 MHz
2190 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
128bit
Bandwidth
352.0GB/s
280.3GB/s
Render Config
SM Count
48
-
Shading Units
3072
2048
TMUs
192
128
ROPs
64
64
Tensor Cores
384
-
RT Cores
48
32
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
4 MB
2 MB
Compute Units
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
62.40 GPixel/s
168.6 GPixel/s
Texture Rate
187.2 GTexel/s
337.3 GTexel/s
FP16 (half)
11.98 TFLOPS
21.59 TFLOPS
FP32 (float)
5.990 TFLOPS
10.79 TFLOPS
FP64 (double)
187.2 GFLOPS
674.6 GFLOPS
Graphics Processor
GPU Name
TU104
Navi 23
GPU Variant
N18E-G3R
Navi 23 KXT(215-130000136)
Architecture
Turing
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
12 nm
7 nm
Transistors
13.6 billion
11.06 billion
Die Size
545 mm²
237 mm²
Board Design
TDP
80W
176W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 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
7.5
-
Shader Model
6.6
6.5