AMD Radeon R7 M340 vs NVIDIA GeForce GTX 670MX

VS

AMD Radeon R7 M340

NVIDIA GeForce GTX 670MX

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 3GB VRAM GeForce GTX 670MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Released 3 years and 2 months late

Boost Clock715MHz

NVIDIA GeForce GTX 670MX 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (67.20GB/s vs 16.00GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

GeForce GTX 670MX +110%

1.154 TFLOPS

Radeon R7 M340

VS

GeForce GTX 670MX

Graphics Card

Dec 2015

Release Date

Oct 2012

Gem System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

16.00GB/s

Bandwidth

67.20GB/s

Render Config

6

Compute Units

-

384

Shading Units

960

24

TMUs

80

8

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

12.02 GPixel/s

17.16 GTexel/s

Texture Rate

48.08 GTexel/s

-

549.1 GFLOPS

FP32 (float)

1154 GFLOPS

34.32 GFLOPS

FP64 (double)

48.08 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Opal

GPU Name

GK104

Opal PRO

GPU Variant

N13E-GR-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

3.54 billion

77 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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