AMD Radeon R5 A330 vs NVIDIA GeForce GTX 870M

VS

AMD Radeon R5 A330

NVIDIA GeForce GTX 870M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 A330 and 3GB VRAM GeForce GTX 870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A330 's Advantages

Released 1 years and 7 months late

NVIDIA GeForce GTX 870M 's Advantages

Boost Clock967MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (120.0GB/s vs 14.40GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A330

0.659 TFLOPS

GeForce GTX 870M +294%

2.599 TFLOPS

Radeon R5 A330

VS

GeForce GTX 870M

Graphics Card

Oct 2015

Release Date

Mar 2014

All-In-One

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

941 MHz

-

Boost Clock

967 MHz

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

14.40GB/s

Bandwidth

120.0GB/s

Render Config

5

Compute Units

-

320

Shading Units

1344

20

TMUs

112

8

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

8.240 GPixel/s

Pixel Rate

27.08 GPixel/s

20.60 GTexel/s

Texture Rate

108.3 GTexel/s

-

659.2 GFLOPS

FP32 (float)

2.599 TFLOPS

-

FP64 (double)

108.3 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Exo

GPU Name

GK104

-

GPU Variant

N15E-GT-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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