NVIDIA GeForce RTX 2070 Mobile vs NVIDIA GeForce 840A

VS

NVIDIA GeForce RTX 2070 Mobile NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2070 Mobile 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 2070 Mobile 's Advantages

Released 4 years and 10 months late

Boost Clock has increased by 28% (1440MHz vs 1124MHz)

More VRAM (8GB vs 2GB)

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

1920 additional rendering cores

NVIDIA GeForce 840A 's Advantages

Lower TDP (33W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 2070 Mobile +668%

6.636 TFLOPS

GeForce 840A

0.863 TFLOPS

GeForce RTX 2070 Mobile

VS

GeForce 840A

Graphics Card

Jan 2019

Release Date

Mar 2014

GeForce 20 Mobile

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1215 MHz

Base Clock

1029 MHz

1440 MHz

Boost Clock

1124 MHz

1750 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

16.02GB/s

Render Config

36

SM Count

-

Compute Units

-

2304

Shading Units

384

144

TMUs

16

64

ROPs

8

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

4 MB

L2 Cache

1024 KB

Theoretical Performance

92.16 GPixel/s

Pixel Rate

8.992 GPixel/s

207.4 GTexel/s

Texture Rate

17.98 GTexel/s

13.27 TFLOPS

FP16 (half)

-

6.636 TFLOPS

FP32 (float)

863.2 GFLOPS

207.4 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

TU106

GPU Name

GM108

N18E-G2-A1

GPU Variant

-

Turing

Architecture

Maxwell

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

10.8 billion

Transistors

Unknown

445 mm²

Die Size

Unknown

Board Design

115W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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

7.5

CUDA

5.0

6.6

Shader Model

5.1

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