AMD Radeon HD 7870M vs NVIDIA GeForce 940MX

VS

AMD Radeon HD 7870M NVIDIA GeForce 940MX

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7870M and 2GB VRAM GeForce 940MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.02GB/s)

256 additional rendering cores

NVIDIA GeForce 940MX 's Advantages

Released 3 years and 9 months late

Boost Clock1242MHz

Lower TDP (23W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 7870M +7%

1.024 TFLOPS

GeForce 940MX

0.954 TFLOPS

Radeon HD 7870M

VS

GeForce 940MX

Graphics Card

Apr 2012

Release Date

Jan 2016

London

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1004 MHz

-

Boost Clock

1242 MHz

1000 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

10

Compute Units

-

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

Theoretical Performance

12.80 GPixel/s

Pixel Rate

9.936 GPixel/s

32.00 GTexel/s

Texture Rate

29.81 GTexel/s

-

FP16 (half)

-

1024 GFLOPS

FP32 (float)

953.9 GFLOPS

64.00 GFLOPS

FP64 (double)

29.81 GFLOPS

Graphics Processor

Heathrow

GPU Name

GM108

Heathrow XT (216-0835033)

GPU Variant

N16S-GTR-S

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

Unknown

123 mm²

Die Size

Unknown

Board Design

45W

TDP

23W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

5.1

Shader Model

5.1

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