NVIDIA GeForce GTX 980M vs AMD Radeon R7 M340

VS

NVIDIA GeForce GTX 980M

AMD Radeon R7 M340

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980M and 1024MB VRAM Radeon R7 M340 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980M 's Advantages

Boost Clock has increased by 58% (1127MHz vs 715MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (160.4GB/s vs 16.00GB/s)

1152 additional rendering cores

AMD Radeon R7 M340 's Advantages

Released 1 years and 2 months late

Score

Benchmark

FP32 (float)

GeForce GTX 980M +530%

3.462 TFLOPS

Radeon R7 M340

0.549 TFLOPS

GeForce GTX 980M

VS

Radeon R7 M340

Graphics Card

Oct 2014

Release Date

Dec 2015

GeForce 900M

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1038 MHz

Base Clock

620 MHz

1127 MHz

Boost Clock

715 MHz

1253 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.4GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

6

-

1536

Shading Units

384

96

TMUs

24

64

ROPs

8

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

72.13 GPixel/s

Pixel Rate

5.720 GPixel/s

108.2 GTexel/s

Texture Rate

17.16 GTexel/s

-

3.462 TFLOPS

FP32 (float)

549.1 GFLOPS

108.2 GFLOPS

FP64 (double)

34.32 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

GM204

GPU Name

Opal

N16E-GX-A1

GPU Variant

Opal PRO

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

0.95 billion

398 mm²

Die Size

77 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

5.2

CUDA

-

6.7 (6.4)

Shader Model

6.5 (5.1)

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