NVIDIA GeForce RTX 2070 Mobile Refresh vs NVIDIA GeForce 840M

VS

NVIDIA GeForce RTX 2070 Mobile Refresh

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2070 Mobile Refresh and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2070 Mobile Refresh 's Advantages

Released 6 years late

Boost Clock has increased by 29% (1455MHz vs 1124MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (352.0GB/s vs 16.02GB/s)

1920 additional rendering cores

NVIDIA GeForce 840M 's Advantages

Lower TDP (33W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 2070 Mobile Refresh +676%

6.705 TFLOPS

GeForce 840M

0.863 TFLOPS

GeForce RTX 2070 Mobile Refresh

VS

GeForce 840M

Graphics Card

Mar 2020

Release Date

Mar 2014

GeForce 20 Mobile

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1260 MHz

Base Clock

1029 MHz

1455 MHz

Boost Clock

1124 MHz

1375 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

352.0GB/s

Bandwidth

16.02GB/s

Render Config

-

36

SM Count

-

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

93.12 GPixel/s

Pixel Rate

8.992 GPixel/s

209.5 GTexel/s

Texture Rate

17.98 GTexel/s

13.41 TFLOPS

FP16 (half)

-

6.705 TFLOPS

FP32 (float)

863.2 GFLOPS

209.5 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

115W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

TU106B

GPU Name

GM108

-

GPU Variant

N15S-GT

Turing

Architecture

Maxwell

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

10.8 billion

Transistors

Unknown

445 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

7.5

CUDA

5.0

6.6

Shader Model

5.1

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