NVIDIA GeForce 840A vs NVIDIA P106M

VS

NVIDIA GeForce 840A NVIDIA P106M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 4GB VRAM P106M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages

Boost Clock1124MHz

Lower TDP (33W vs 75W)

NVIDIA P106M 's Advantages

Released 4 years and 10 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.13GB/s vs 16.02GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 840A

0.863 TFLOPS

P106M +244%

2.974 TFLOPS

GeForce 840A

VS

P106M

Graphics Card

Mar 2014

Release Date

Jan 2019

GeForce 800A

Generation

Mining GPUs

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

96.13GB/s

Render Config

-

SM Count

9

-

Compute Units

-

384

Shading Units

1152

16

TMUs

72

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

1280 KB

Theoretical Performance

8.992 GPixel/s

Pixel Rate

41.31 GPixel/s

17.98 GTexel/s

Texture Rate

92.95 GTexel/s

-

FP16 (half)

46.48 GFLOPS

863.2 GFLOPS

FP32 (float)

2.974 TFLOPS

26.98 GFLOPS

FP64 (double)

92.95 GFLOPS

Graphics Processor

GM108

GPU Name

GP106

-

GPU Variant

GP106-505-KC-A1

Maxwell

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

Unknown

Transistors

4.4 billion

Unknown

Die Size

200 mm²

Board Design

33W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

6.1

5.1

Shader Model

6.4

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