NVIDIA GeForce RTX 4080 Mobile vs NVIDIA GeForce GT 650M

VS

NVIDIA GeForce RTX 4080 Mobile

NVIDIA GeForce GT 650M

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 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 4080 Mobile 's Advantages

Released 10 years and 10 months late

Boost Clock has increased by 75% (1665MHz vs 950MHz)

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (432.0GB/s vs 28.80GB/s)

7040 additional rendering cores

NVIDIA GeForce GT 650M 's Advantages

Lower TDP (45W vs 110W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile +3286%

24.72 TFLOPS

GeForce GT 650M

0.73 TFLOPS

GeForce RTX 4080 Mobile

VS

GeForce GT 650M

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

1290 MHz

Base Clock

835 MHz

1665 MHz

Boost Clock

950 MHz

2250 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

128bit

432.0GB/s

Bandwidth

28.80GB/s

Render Config

-

58

SM Count

-

7424

Shading Units

384

232

TMUs

32

80

ROPs

16

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

48 MB

L2 Cache

256 KB

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

7.600 GPixel/s

386.3 GTexel/s

Texture Rate

30.40 GTexel/s

24.72 TFLOPS

FP16 (half)

-

24.72 TFLOPS

FP32 (float)

729.6 GFLOPS

386.3 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

110W

TDP

45W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

GK107

GN21-X9

GPU Variant

N13P-GT-A2

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

35.8 billion

Transistors

1.27 billion

295 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

6.7

Shader Model

5.1

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