AMD Radeon E9172 MXM vs NVIDIA GeForce 840A

VS

AMD Radeon E9172 MXM

NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 2GB VRAM Radeon E9172 MXM and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9172 MXM 's Advantages

Released 3 years and 7 months late

Boost Clock has increased by 8% (1219MHz vs 1124MHz)

Larger VRAM bandwidth (48.00GB/s vs 16.02GB/s)

128 additional rendering cores

NVIDIA GeForce 840A 's Advantages

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

Radeon E9172 MXM +44%

1.248 TFLOPS

GeForce 840A

0.863 TFLOPS

Radeon E9172 MXM

VS

GeForce 840A

Graphics Card

Oct 2017

Release Date

Mar 2014

Embedded

Generation

GeForce 800A

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1124 MHz

Base Clock

1029 MHz

1219 MHz

Boost Clock

1124 MHz

1500 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

16.02GB/s

Render Config

8

Compute Units

-

512

Shading Units

384

32

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

8.992 GPixel/s

39.01 GTexel/s

Texture Rate

17.98 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

863.2 GFLOPS

78.02 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

35W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

GM108

E9170

GPU Variant

-

GCN 4.0

Architecture

Maxwell

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

Unknown

103 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

6.4

Shader Model

5.1

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