AMD Radeon R7 M340 vs NVIDIA GeForce GTX 860M OEM

VS

AMD Radeon R7 M340

NVIDIA GeForce GTX 860M OEM

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 2GB VRAM GeForce GTX 860M OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Released 10 months late

NVIDIA GeForce GTX 860M OEM 's Advantages

Boost Clock has increased by 52% (1085MHz vs 715MHz)

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.19GB/s vs 16.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

GeForce GTX 860M OEM +153%

1.389 TFLOPS

Radeon R7 M340

VS

GeForce GTX 860M OEM

Graphics Card

Dec 2015

Release Date

Feb 2015

Gem System

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

620 MHz

Base Clock

1020 MHz

715 MHz

Boost Clock

1085 MHz

1000 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

80.19GB/s

Render Config

6

Compute Units

-

384

Shading Units

640

24

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

17.36 GPixel/s

17.16 GTexel/s

Texture Rate

43.40 GTexel/s

-

549.1 GFLOPS

FP32 (float)

1389 GFLOPS

34.32 GFLOPS

FP64 (double)

43.40 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Opal

GPU Name

GM107

Opal PRO

GPU Variant

N15P-GX-A1

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.87 billion

77 mm²

Die Size

148 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

1.3

-

CUDA

5.0

6.5 (5.1)

Shader Model

5.1

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