NVIDIA GeForce RTX 4090 Mobile vs NVIDIA GeForce GT 120M Mac Edition

VS

NVIDIA GeForce RTX 4090 Mobile

NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 256MB VRAM GeForce GT 120M Mac Edition 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 14 years and 1 months late

Boost Clock1695MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (576.0GB/s vs 25.34GB/s)

9696 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Lower TDP (14W vs 80W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Mobile +41125%

32.98 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

GeForce RTX 4090 Mobile

VS

GeForce GT 120M Mac Edition

Graphics Card

Jan 2023

Release Date

Dec 2008

GeForce 40 Mobile

Generation

GeForce 100M

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

792 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

25.34GB/s

Render Config

-

76

SM Count

4

9728

Shading Units

32

304

TMUs

16

112

ROPs

8

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

32 KB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

4.000 GPixel/s

515.3 GTexel/s

Texture Rate

8.000 GTexel/s

32.98 TFLOPS

FP16 (half)

-

32.98 TFLOPS

FP32 (float)

80.00 GFLOPS

515.3 GFLOPS

FP64 (double)

-

Board Design

80-150W

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD103

GPU Name

G96C

GN21-X11

GPU Variant

-

Ada Lovelace

Architecture

Tesla

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

45.9 billion

Transistors

0.314 billion

379 mm²

Die Size

121 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.9

CUDA

1.1

6.8

Shader Model

4.0

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