AMD Radeon R7 M340 vs NVIDIA GeForce GTX 980MX

VS

AMD Radeon R7 M340 NVIDIA GeForce GTX 980MX

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

Main Differences

NVIDIA GeForce GTX 980MX 's Advantages

Released 6 months late

Boost Clock has increased by 65% (1178MHz vs 715MHz)

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (192.0GB/s vs 16.00GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

GeForce GTX 980MX +614%

3.92 TFLOPS

Radeon R7 M340

VS

GeForce GTX 980MX

Graphics Card

Dec 2015

Release Date

Jun 2016

Gem System

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

620 MHz

Base Clock

1050 MHz

715 MHz

Boost Clock

1178 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

192.0GB/s

Render Config

-

SM Count

-

6

Compute Units

-

384

Shading Units

1664

24

TMUs

104

8

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

2 MB

Theoretical Performance

5.720 GPixel/s

Pixel Rate

75.39 GPixel/s

17.16 GTexel/s

Texture Rate

122.5 GTexel/s

-

FP16 (half)

-

549.1 GFLOPS

FP32 (float)

3.920 TFLOPS

34.32 GFLOPS

FP64 (double)

122.5 GFLOPS

Graphics Processor

Opal

GPU Name

GM204

Opal PRO

GPU Variant

N16E-GXX-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

5.2 billion

77 mm²

Die Size

398 mm²

Board Design

Unknown

TDP

148W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

5.2

6.5 (5.1)

Shader Model

6.4

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