NVIDIA GeForce 840A vs NVIDIA GeForce MX250

VS

NVIDIA GeForce 840A

NVIDIA GeForce MX250

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 2GB VRAM GeForce MX250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages

Boost Clock has increased by 8% (1124MHz vs 1038MHz)

NVIDIA GeForce MX250 's Advantages

Larger VRAM bandwidth (48.06GB/s vs 16.02GB/s)

Lower TDP (10W vs 33W)

Score

Benchmark

FP32 (float)

GeForce 840A +8%

0.863 TFLOPS

GeForce MX250

0.797 TFLOPS

GeForce 840A

VS

GeForce MX250

Graphics Card

Mar 2014

Release Date

Unknown

GeForce 800A

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x4

Clock Speeds

1029 MHz

Base Clock

937 MHz

1124 MHz

Boost Clock

1038 MHz

1001 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

48.06GB/s

Render Config

-

SM Count

3

384

Shading Units

384

16

TMUs

24

8

ROPs

16

-

64 KB (per SMM)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

16.61 GPixel/s

17.98 GTexel/s

Texture Rate

24.91 GTexel/s

-

FP16 (half)

12.46 GFLOPS

863.2 GFLOPS

FP32 (float)

797.2 GFLOPS

26.98 GFLOPS

FP64 (double)

24.91 GFLOPS

Board Design

33W

TDP

10W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM108

GPU Name

GP108B

-

Maxwell

Architecture

Pascal

TSMC

Foundry

Samsung

28 nm

Process Size

14 nm

Unknown

Transistors

1.8 billion

Unknown

Die Size

74 mm²

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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