NVIDIA GeForce GTX 980MX vs ATI Mobility Radeon HD 3870

VS

NVIDIA GeForce GTX 980MX

ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980MX and 512MB VRAM Mobility Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980MX 's Advantages

Released 8 years late

Boost Clock1178MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (192.0GB/s vs 54.40GB/s)

1344 additional rendering cores

ATI Mobility Radeon HD 3870 's Advantages

Lower TDP (55W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 980MX +828%

3.92 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

GeForce GTX 980MX

VS

Mobility Radeon HD 3870

Graphics Card

Jun 2016

Release Date

Jun 2008

GeForce 900M

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1500 MHz

Memory Clock

850 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

54.40GB/s

Render Config

-

Compute Units

4

-

1664

Shading Units

320

104

TMUs

16

64

ROPs

16

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

256 KB

-

Theoretical Performance

75.39 GPixel/s

Pixel Rate

10.56 GPixel/s

122.5 GTexel/s

Texture Rate

10.56 GTexel/s

-

3.920 TFLOPS

FP32 (float)

422.4 GFLOPS

122.5 GFLOPS

FP64 (double)

84.48 GFLOPS

Board Design

148W

TDP

55W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

M88

N16E-GXX-A1

GPU Variant

-

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

5.2 billion

Transistors

0.666 billion

398 mm²

Die Size

192 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

4.1

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