NVIDIA GeForce 825M vs AMD Radeon R9 M385X

VS

NVIDIA GeForce 825M

AMD Radeon R9 M385X

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 825M and 4GB VRAM Radeon R9 M385X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385X 's Advantages

Released 1 years and 4 months late

Boost Clock has increased by 17% (1100MHz vs 941MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (76.80GB/s vs 14.40GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 825M

0.723 TFLOPS

Radeon R9 M385X +172%

1.971 TFLOPS

GeForce 825M

VS

Radeon R9 M385X

Graphics Card

Jan 2014

Release Date

May 2015

GeForce 800M

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

850 MHz

Base Clock

1000 MHz

941 MHz

Boost Clock

1100 MHz

900 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

76.80GB/s

Render Config

-

Compute Units

14

-

384

Shading Units

896

32

TMUs

56

8

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

7.528 GPixel/s

Pixel Rate

17.60 GPixel/s

30.11 GTexel/s

Texture Rate

61.60 GTexel/s

-

722.7 GFLOPS

FP32 (float)

1.971 TFLOPS

30.11 GFLOPS

FP64 (double)

123.2 GFLOPS

Board Design

33W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GK208

GPU Name

Strato

-

GPU Variant

Strato XT

Kepler 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

2.08 billion

87 mm²

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2.170

3.5

CUDA

-

5.1

Shader Model

6.5

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