Home GPU Comparison NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon HD 6650M

NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon HD 6650M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 1024MB VRAM Radeon HD 6650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Mobile 's Advantages
Released 12 years late
Boost Clock1695MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (576.0GB/s vs 25.60GB/s)
9248 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce RTX 4090 Mobile +5625%
32.98 TFLOPS
Radeon HD 6650M
0.576 TFLOPS
VS

Graphics Card

Jan 2023
Release Date
Jan 2011
GeForce 40 Mobile
Generation
Vancouver
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1335 MHz
Base Clock
-
1695 MHz
Boost Clock
-
2250 MHz
Memory Clock
800 MHz

Memory

16GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
576.0GB/s
Bandwidth
25.60GB/s

Render Config

-
Compute Units
6
76
SM Count
-
9728
Shading Units
480
304
TMUs
24
112
ROPs
8
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
64 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

189.8 GPixel/s
Pixel Rate
4.800 GPixel/s
515.3 GTexel/s
Texture Rate
14.40 GTexel/s
32.98 TFLOPS
FP16 (half)
-
32.98 TFLOPS
FP32 (float)
576.0 GFLOPS
515.3 GFLOPS
FP64 (double)
-

Board Design

80-150W
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

AD103
GPU Name
Whistler
GN21-X11
GPU Variant
Whistler LE (216-0810028)
Ada Lovelace
Architecture
TeraScale 2
TSMC
Foundry
TSMC
5 nm
Process Size
40 nm
45.9 billion
Transistors
0.716 billion
379 mm²
Die Size
118 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
8.9
CUDA
-
6.8
Shader Model
5.0

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