NVIDIA GeForce 805A vs NVIDIA GeForce RTX 4080 Mobile

VS

NVIDIA GeForce 805A

NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 12GB VRAM GeForce RTX 4080 Mobile 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 110W)

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 8 years and 6 months late

Boost Clock has increased by 120% (1665MHz vs 758MHz)

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (432.0GB/s vs 16.02GB/s)

7232 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

GeForce RTX 4080 Mobile +8394%

24.72 TFLOPS

GeForce 805A

VS

GeForce RTX 4080 Mobile

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

1290 MHz

758 MHz

Boost Clock

1665 MHz

1001 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

12GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

192bit

16.02GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

58

192

Shading Units

7424

16

TMUs

232

8

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

16 KB (per SMX)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

48 MB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

133.2 GPixel/s

12.13 GTexel/s

Texture Rate

386.3 GTexel/s

-

FP16 (half)

24.72 TFLOPS

291.1 GFLOPS

FP32 (float)

24.72 TFLOPS

12.13 GFLOPS

FP64 (double)

386.3 GFLOPS

Board Design

15W

TDP

110W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK208

GPU Name

AD104

-

GPU Variant

GN21-X9

Kepler 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

1.02 billion

Transistors

35.8 billion

87 mm²

Die Size

295 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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