NVIDIA GeForce 920MX vs AMD Radeon HD 7870M

VS

NVIDIA GeForce 920MX AMD Radeon HD 7870M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920MX and 2GB VRAM Radeon HD 7870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920MX 's Advantages

Released 3 years and 11 months late

Boost Clock993MHz

Lower TDP (16W vs 45W)

AMD Radeon HD 7870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 920MX

0.508 TFLOPS

Radeon HD 7870M +101%

1.024 TFLOPS

GeForce 920MX

VS

Radeon HD 7870M

Graphics Card

Mar 2016

Release Date

Apr 2012

GeForce 900M

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

965 MHz

Base Clock

-

993 MHz

Boost Clock

-

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

Compute Units

10

256

Shading Units

640

24

TMUs

40

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

7.944 GPixel/s

Pixel Rate

12.80 GPixel/s

23.83 GTexel/s

Texture Rate

32.00 GTexel/s

-

FP16 (half)

-

508.4 GFLOPS

FP32 (float)

1024 GFLOPS

15.89 GFLOPS

FP64 (double)

64.00 GFLOPS

Graphics Processor

GM108

GPU Name

Heathrow

N16V-GMR1-S

GPU Variant

Heathrow XT (216-0835033)

Maxwell

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

1.5 billion

Unknown

Die Size

123 mm²

Board Design

16W

TDP

45W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

5.1

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