NVIDIA GeForce RTX 4080 Max-Q vs NVIDIA GeForce 840A

VS

NVIDIA GeForce RTX 4080 Max-Q

NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 8 years and 10 months late

Boost Clock has increased by 20% (1350MHz vs 1124MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 16.02GB/s)

7040 additional rendering cores

NVIDIA GeForce 840A 's Advantages

Lower TDP (33W vs 60W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +2222%

20.04 TFLOPS

GeForce 840A

0.863 TFLOPS

GeForce RTX 4080 Max Q

VS

GeForce 840A

Graphics Card

Jan 2023

Release Date

Mar 2014

GeForce 40 Mobile

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

795 MHz

Base Clock

1029 MHz

1350 MHz

Boost Clock

1124 MHz

1750 MHz

Memory Clock

1001 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

64bit

336.0GB/s

Bandwidth

16.02GB/s

Render Config

-

58

SM Count

-

7424

Shading Units

384

232

TMUs

16

80

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

48 MB

L2 Cache

1024 KB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

8.992 GPixel/s

313.2 GTexel/s

Texture Rate

17.98 GTexel/s

20.04 TFLOPS

FP16 (half)

-

20.04 TFLOPS

FP32 (float)

863.2 GFLOPS

313.2 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

60W

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

GM108

GN21-X9

GPU Variant

-

Ada Lovelace

Architecture

Maxwell

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

35.8 billion

Transistors

Unknown

295 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

5.0

6.7

Shader Model

5.1

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