NVIDIA GeForce 805A vs NVIDIA GeForce RTX 4090 Max-Q

VS

NVIDIA GeForce 805A

NVIDIA GeForce RTX 4090 Max-Q

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 16GB VRAM GeForce RTX 4090 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 805A 's Advantages

Lower TDP (15W vs 80W)

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Released 8 years and 6 months late

Boost Clock has increased by 92% (1455MHz vs 758MHz)

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 16.02GB/s)

9536 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

GeForce RTX 4090 Max Q +9628%

28.31 TFLOPS

GeForce 805A

VS

GeForce RTX 4090 Max Q

Graphics Card

Jul 2014

Release Date

Jan 2023

GeForce 800A

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

719 MHz

Base Clock

930 MHz

758 MHz

Boost Clock

1455 MHz

1001 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

16GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

76

192

Shading Units

9728

16

TMUs

304

8

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

16 KB (per SMX)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

64 MB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

163.0 GPixel/s

12.13 GTexel/s

Texture Rate

442.3 GTexel/s

-

FP16 (half)

28.31 TFLOPS

291.1 GFLOPS

FP32 (float)

28.31 TFLOPS

12.13 GFLOPS

FP64 (double)

442.3 GFLOPS

Board Design

15W

TDP

80W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK208

GPU Name

AD103

-

GPU Variant

GN21-X11

Kepler 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

1.02 billion

Transistors

45.9 billion

87 mm²

Die Size

379 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

8.9

5.1

Shader Model

6.7

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