AMD Radeon R5 A320 vs NVIDIA GeForce GTX 680M

VS

AMD Radeon R5 A320

NVIDIA GeForce GTX 680M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 and 4GB VRAM GeForce GTX 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A320 's Advantages

Released 2 years and 7 months late

Boost Clock has increased by 9% (825MHz vs 758MHz)

NVIDIA GeForce GTX 680M 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 16.00GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

GeForce GTX 680M +285%

2.038 TFLOPS

Radeon R5 A320

VS

GeForce GTX 680M

Graphics Card

Jan 2015

Release Date

Jun 2012

All-In-One

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

750 MHz

Base Clock

719 MHz

825 MHz

Boost Clock

758 MHz

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

115.2GB/s

Render Config

5

Compute Units

-

320

Shading Units

1344

20

TMUs

112

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

21.22 GPixel/s

16.50 GTexel/s

Texture Rate

84.90 GTexel/s

-

528.0 GFLOPS

FP32 (float)

2.038 TFLOPS

-

FP64 (double)

84.90 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

GK104

Jet PRO (216-0856040)

GPU Variant

N13E-GTX-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

3.54 billion

56 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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