NVIDIA GeForce 840A vs NVIDIA GeForce RTX 5090 Mobile

VS

NVIDIA GeForce 840A

NVIDIA GeForce RTX 5090 Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 16GB VRAM GeForce RTX 5090 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages

Lower TDP (33W vs 175W)

NVIDIA GeForce RTX 5090 Mobile 's Advantages

Released 10 years and 10 months late

Boost Clock has increased by 78% (2000MHz vs 1124MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1.01TB/s vs 16.02GB/s)

10368 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 840A

0.863 TFLOPS

GeForce RTX 5090 Mobile +4883%

43.01 TFLOPS

GeForce 840A

VS

GeForce RTX 5090 Mobile

Graphics Card

Mar 2014

Release Date

Jan 2025

GeForce 800A

Generation

GeForce 50 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 5.0 x16

Clock Speeds

1029 MHz

Base Clock

1500 MHz

1124 MHz

Boost Clock

2000 MHz

1001 MHz

Memory Clock

2500 MHz

Memory

2GB

Memory Size

16GB

DDR3

Memory Type

GDDR7

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

1.01TB/s

Render Config

-

SM Count

84

384

Shading Units

10752

16

TMUs

336

8

ROPs

128

-

Tensor Cores

336

-

RT Cores

84

64 KB (per SMM)

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

64 MB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

256.0 GPixel/s

17.98 GTexel/s

Texture Rate

672.0 GTexel/s

-

FP16 (half)

43.01 TFLOPS

863.2 GFLOPS

FP32 (float)

43.01 TFLOPS

26.98 GFLOPS

FP64 (double)

672.0 GFLOPS

Board Design

33W

TDP

175W

-

Suggested PSU

550 W

No outputs

Outputs

1x HDMI 2.13x DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

GM108

GPU Name

GB203

-

Maxwell

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

Unknown

Transistors

Unknown

Die Size

377 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

10.1

5.1

Shader Model

6.8

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