AMD Radeon R7 M340 vs NVIDIA GeForce GTX 675M

VS

AMD Radeon R7 M340

NVIDIA GeForce GTX 675M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 2GB VRAM GeForce GTX 675M 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 9 months late

Boost Clock715MHz

NVIDIA GeForce GTX 675M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 16.00GB/s)

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

GeForce GTX 675M +73%

0.952 TFLOPS

Radeon R7 M340

VS

GeForce GTX 675M

Graphics Card

Dec 2015

Release Date

Mar 2012

Gem System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

96.00GB/s

Render Config

6

Compute Units

-

SM Count

8

384

Shading Units

384

24

TMUs

64

8

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

9.920 GPixel/s

17.16 GTexel/s

Texture Rate

39.68 GTexel/s

-

549.1 GFLOPS

FP32 (float)

952.3 GFLOPS

34.32 GFLOPS

FP64 (double)

79.36 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Opal

GPU Name

GF114

Opal PRO

GPU Variant

N13E-GS1-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

1.95 billion

77 mm²

Die Size

332 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

2.1

6.5 (5.1)

Shader Model

5.1

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