Product Compare

AMD Radeon RX 6650M XT vs AMD Radeon RX 6800 XT

GPU GPU
Graphics Card
Release Date Jan 2022 Oct 2020
Generation Mobility Radeon Navi II
Type Mobile Desktop
Bus Interface PCIe 4.0 x8 PCIe 4.0 x16
Clock Speeds
Base Clock 2068 MHz 1825 MHz
Boost Clock 2416 MHz 2250 MHz
Memory Clock 2000 MHz 2000 MHz
Memory
Memory Size 8GB 16GB
Memory Type GDDR6 GDDR6
Memory Bus 128bit 256bit
Bandwidth 256.0GB/s 512.0GB/s
Render Config
Compute Units 32 72
Shading Units 2048 4608
TMUs 128 288
ROPs 64 128
RT Cores 32 72
L1 Cache 128 KB per Array 128 KB per Array
L2 Cache 2 MB 4 MB
L3 Cache 32 MB 128 MB
Theoretical Performance
Pixel Rate 154.6 GPixel/s 288.0 GPixel/s
Texture Rate 309.2 GTexel/s 648.0 GTexel/s
FP16 (half) 19.79 TFLOPS 41.47 TFLOPS
FP32 (float) 9.896 TFLOPS 20.74 TFLOPS
FP64 (double) 618.5 GFLOPS 1296 GFLOPS
Graphics Processor
GPU Name Navi 23 Navi 21
Architecture RDNA 2.0 RDNA 2.0
Foundry TSMC TSMC
Process Size 7 nm 7 nm
Transistors 11.06 billion 26.8 billion
Die Size 237 mm² 520 mm²
GPU Variant Navi 21 XT(215-121000177)
Board Design
TDP 120W 300W
Outputs No outputs 1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors None 2x 8-pin
Suggested PSU 700 W
Graphics Features
DirectX 12 Ultimate (12_2) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.3 1.3
Shader Model 6.5 6.5