NVIDIA GeForce RTX 5070 Mobile vs AMD Radeon RX 6650M XT
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 5070 Mobile and 8GB VRAM Radeon RX 6650M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 5070 Mobile 's Advantages
Released 3 years and 3 months late
Larger VRAM bandwidth (384.0GB/s vs 256.0GB/s)
2560 additional rendering cores
Lower TDP (50W vs 120W)
AMD Radeon RX 6650M XT 's Advantages
Boost Clock has increased by 70% (2416MHz vs 1425MHz)
Score
Benchmark
FP32 (float)
GeForce RTX 5070 Mobile
+32%
13.13 TFLOPS
Radeon RX 6650M XT
9.896 TFLOPS
Graphics Card
Apr 2025
Release Date
Jan 2022
GeForce 50 Mobile
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
907 MHz
Base Clock
2068 MHz
1425 MHz
Boost Clock
2416 MHz
1500 MHz
Memory Clock
2000 MHz
Memory
8GB
Memory Size
8GB
GDDR7
Memory Type
GDDR6
128bit
Memory Bus
128bit
384.0GB/s
Bandwidth
256.0GB/s
Render Config
-
Compute Units
32
36
SM Count
-
4608
Shading Units
2048
144
TMUs
128
48
ROPs
64
144
Tensor Cores
-
36
RT Cores
32
128 KB (per SM)
L1 Cache
128 KB per Array
32 MB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
68.40 GPixel/s
Pixel Rate
154.6 GPixel/s
205.2 GTexel/s
Texture Rate
309.2 GTexel/s
13.13 TFLOPS
FP16 (half)
19.79 TFLOPS
13.13 TFLOPS
FP32 (float)
9.896 TFLOPS
205.2 GFLOPS
FP64 (double)
618.5 GFLOPS
Board Design
50W
TDP
120W
300 W
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GB206
GPU Name
Navi 23
GB206
GPU Variant
-
Blackwell 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
7 nm
21.9 billion
Transistors
11.06 billion
181 mm²
Die Size
237 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.4
Vulkan
1.3
12.0
CUDA
-
6.8
Shader Model
6.5
