ATI Mobility Radeon HD 3870 vs NVIDIA GeForce GTX 980M

VS

ATI Mobility Radeon HD 3870

NVIDIA GeForce GTX 980M

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

Main Differences

NVIDIA GeForce GTX 980M 's Advantages

Released 6 years and 4 months late

Boost Clock1127MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (160.4GB/s vs 54.40GB/s)

1216 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3870

0.422 TFLOPS

GeForce GTX 980M +720%

3.462 TFLOPS

Mobility Radeon HD 3870

VS

GeForce GTX 980M

Graphics Card

Jun 2008

Release Date

Oct 2014

M8x

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1038 MHz

-

Boost Clock

1127 MHz

850 MHz

Memory Clock

1253 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

54.40GB/s

Bandwidth

160.4GB/s

Render Config

4

Compute Units

-

320

Shading Units

1536

16

TMUs

96

16

ROPs

64

-

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

10.56 GPixel/s

Pixel Rate

72.13 GPixel/s

10.56 GTexel/s

Texture Rate

108.2 GTexel/s

-

422.4 GFLOPS

FP32 (float)

3.462 TFLOPS

84.48 GFLOPS

FP64 (double)

108.2 GFLOPS

Board Design

55W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

M88

GPU Name

GM204

-

GPU Variant

N16E-GX-A1

TeraScale

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

5.2 billion

192 mm²

Die Size

398 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.2

4.1

Shader Model

6.7 (6.4)

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