NVIDIA GeForce GTX 770M vs AMD Radeon R9 M385

VS

NVIDIA GeForce GTX 770M

AMD Radeon R9 M385

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M 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 770M 's Advantages

Larger VRAM bandwidth (96.19GB/s vs 76.80GB/s)

64 additional rendering cores

AMD Radeon R9 M385 's Advantages

Released 2 years late

Boost Clock has increased by 25% (1000MHz vs 797MHz)

More VRAM (4GB vs 3GB)

Score

Benchmark

FP32 (float)

GeForce GTX 770M

1.53 TFLOPS

Radeon R9 M385 +17%

1.792 TFLOPS

GeForce GTX 770M

VS

Radeon R9 M385

Graphics Card

May 2013

Release Date

May 2015

GeForce 700M

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

706 MHz

Base Clock

900 MHz

797 MHz

Boost Clock

1000 MHz

1002 MHz

Memory Clock

1200 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

96.19GB/s

Bandwidth

76.80GB/s

Render Config

-

Compute Units

14

-

960

Shading Units

896

80

TMUs

56

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

15.94 GPixel/s

Pixel Rate

16.00 GPixel/s

63.76 GTexel/s

Texture Rate

56.00 GTexel/s

-

1.530 TFLOPS

FP32 (float)

1.792 TFLOPS

63.76 GFLOPS

FP64 (double)

112.0 GFLOPS

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GK106

GPU Name

Strato

N14E-GS-A1

GPU Variant

Strato XT

Kepler

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

2.08 billion

221 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

3.0

CUDA

-

5.1

Shader Model

6.5

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