AMD Radeon R5 A320 vs NVIDIA GeForce 830M

VS

AMD Radeon R5 A320

NVIDIA GeForce 830M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 and 2GB VRAM GeForce 830M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A320 's Advantages

Released 10 months late

Larger VRAM bandwidth (16.00GB/s vs 14.40GB/s)

64 additional rendering cores

NVIDIA GeForce 830M 's Advantages

Boost Clock has increased by 39% (1150MHz vs 825MHz)

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

GeForce 830M +11%

0.589 TFLOPS

Radeon R5 A320

VS

GeForce 830M

Graphics Card

Jan 2015

Release Date

Mar 2014

All-In-One

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

750 MHz

Base Clock

1082 MHz

825 MHz

Boost Clock

1150 MHz

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

14.40GB/s

Render Config

5

Compute Units

-

320

Shading Units

256

20

TMUs

16

8

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

9.200 GPixel/s

16.50 GTexel/s

Texture Rate

18.40 GTexel/s

-

528.0 GFLOPS

FP32 (float)

588.8 GFLOPS

-

FP64 (double)

18.40 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Jet

GPU Name

GM108

Jet PRO (216-0856040)

GPU Variant

-

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

Unknown

56 mm²

Die Size

Unknown

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

1.3

-

CUDA

5.0

6.5 (5.1)

Shader Model

5.1

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