NVIDIA GeForce GTX 860M OEM vs AMD Radeon R9 M385

VS

NVIDIA GeForce GTX 860M OEM

AMD Radeon R9 M385

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 860M OEM and 4GB VRAM Radeon R9 M385 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M OEM 's Advantages

Boost Clock has increased by 8% (1085MHz vs 1000MHz)

Larger VRAM bandwidth (80.19GB/s vs 76.80GB/s)

AMD Radeon R9 M385 's Advantages

More VRAM (4GB vs 2GB)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 860M OEM

1.389 TFLOPS

Radeon R9 M385 +29%

1.792 TFLOPS

GeForce GTX 860M OEM

VS

Radeon R9 M385

Graphics Card

Feb 2015

Release Date

May 2015

GeForce 800M

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1020 MHz

Base Clock

900 MHz

1085 MHz

Boost Clock

1000 MHz

1253 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.19GB/s

Bandwidth

76.80GB/s

Render Config

-

Compute Units

14

-

640

Shading Units

896

40

TMUs

56

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

16.00 GPixel/s

43.40 GTexel/s

Texture Rate

56.00 GTexel/s

-

1389 GFLOPS

FP32 (float)

1.792 TFLOPS

43.40 GFLOPS

FP64 (double)

112.0 GFLOPS

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GM107

GPU Name

Strato

N15P-GX-A1

GPU Variant

Strato XT

Maxwell

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

2.08 billion

148 mm²

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

5.0

CUDA

-

5.1

Shader Model

6.5

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