NVIDIA GeForce GTX 780M vs AMD Radeon R5 A320

VS

NVIDIA GeForce GTX 780M AMD Radeon R5 A320

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M and 1024MB VRAM Radeon R5 A320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M 's Advantages

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 16.00GB/s)

1216 additional rendering cores

AMD Radeon R5 A320 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 4% (825MHz vs 797MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 780M +363%

2.448 TFLOPS

Radeon R5 A320

0.528 TFLOPS

GeForce GTX 780M

VS

Radeon R5 A320

Graphics Card

May 2013

Release Date

Jan 2015

GeForce 700M

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

771 MHz

Base Clock

750 MHz

797 MHz

Boost Clock

825 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

Compute Units

5

1536

Shading Units

320

128

TMUs

20

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

25.50 GPixel/s

Pixel Rate

6.600 GPixel/s

102.0 GTexel/s

Texture Rate

16.50 GTexel/s

-

FP16 (half)

-

2.448 TFLOPS

FP32 (float)

528.0 GFLOPS

102.0 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

Jet

N14E-GTX-A2

GPU Variant

Jet PRO (216-0856040)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.69 billion

294 mm²

Die Size

56 mm²

Board Design

122W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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