AMD Radeon R9 M385X vs NVIDIA GeForce GTX 965M

VS

AMD Radeon R9 M385X

NVIDIA GeForce GTX 965M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385X and 2GB VRAM GeForce GTX 965M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385X 's Advantages

More VRAM (4GB vs 2GB)

NVIDIA GeForce GTX 965M 's Advantages

Released 8 months late

Boost Clock has increased by 5% (1150MHz vs 1100MHz)

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

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M385X

1.971 TFLOPS

GeForce GTX 965M +19%

2.355 TFLOPS

Radeon R9 M385X

VS

GeForce GTX 965M

Graphics Card

May 2015

Release Date

Jan 2016

Gem System

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

1000 MHz

Base Clock

935 MHz

1100 MHz

Boost Clock

1150 MHz

1200 MHz

Memory Clock

1253 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

80.19GB/s

Render Config

14

Compute Units

-

896

Shading Units

1024

56

TMUs

64

16

ROPs

32

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

17.60 GPixel/s

Pixel Rate

36.80 GPixel/s

61.60 GTexel/s

Texture Rate

73.60 GTexel/s

-

1.971 TFLOPS

FP32 (float)

2.355 TFLOPS

123.2 GFLOPS

FP64 (double)

73.60 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Strato

GPU Name

GM206S

Strato XT

GPU Variant

N16E-GR-A1

GCN 2.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

2.94 billion

160 mm²

Die Size

228 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

5.2

6.5

Shader Model

6.7

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