Home GPU Comparison NVIDIA GeForce RTX 4090 Mobile vs NVIDIA GeForce GT 650M

NVIDIA GeForce RTX 4090 Mobile vs NVIDIA GeForce GT 650M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 1024MB VRAM GeForce GT 650M 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 10 years and 10 months late
Boost Clock has increased by 78% (1695MHz vs 950MHz)
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (576.0GB/s vs 28.80GB/s)
9344 additional rendering cores
NVIDIA GeForce GT 650M 's Advantages
Lower TDP (45W vs 80W)

Score

Benchmark

FP32 (float)
GeForce RTX 4090 Mobile +4417%
32.98 TFLOPS
GeForce GT 650M
0.73 TFLOPS
VS

Graphics Card

Jan 2023
Release Date
Mar 2012
GeForce 40 Mobile
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

1335 MHz
Base Clock
835 MHz
1695 MHz
Boost Clock
950 MHz
2250 MHz
Memory Clock
900 MHz

Memory

16GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
576.0GB/s
Bandwidth
28.80GB/s

Render Config

-
-
-
76
SM Count
-
9728
Shading Units
384
304
TMUs
32
112
ROPs
16
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
64 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

189.8 GPixel/s
Pixel Rate
7.600 GPixel/s
515.3 GTexel/s
Texture Rate
30.40 GTexel/s
32.98 TFLOPS
FP16 (half)
-
32.98 TFLOPS
FP32 (float)
729.6 GFLOPS
515.3 GFLOPS
FP64 (double)
30.40 GFLOPS

Board Design

80-150W
TDP
45W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

AD103
GPU Name
GK107
GN21-X11
GPU Variant
N13P-GT-A2
Ada Lovelace
Architecture
Kepler
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
45.9 billion
Transistors
1.27 billion
379 mm²
Die Size
118 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.9
CUDA
3.0
6.8
Shader Model
5.1

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