AMD Radeon R9 M385 vs NVIDIA GeForce GT 745M

VS

AMD Radeon R9 M385

NVIDIA GeForce GT 745M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385 and 2GB VRAM GeForce GT 745M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385 's Advantages

Released 2 years and 1 months late

Boost Clock1000MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (76.80GB/s vs 28.80GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M385 +178%

1.792 TFLOPS

GeForce GT 745M

0.643 TFLOPS

Radeon R9 M385

VS

GeForce GT 745M

Graphics Card

May 2015

Release Date

Apr 2013

Gem System

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

28.80GB/s

Render Config

14

Compute Units

-

896

Shading Units

384

56

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

6.696 GPixel/s

56.00 GTexel/s

Texture Rate

26.78 GTexel/s

-

1.792 TFLOPS

FP32 (float)

642.8 GFLOPS

112.0 GFLOPS

FP64 (double)

26.78 GFLOPS

Board Design

Unknown

TDP

45W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Strato

GPU Name

GK107

Strato XT

GPU Variant

N14P-LP

GCN 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

1.27 billion

160 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5

Shader Model

5.1

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