AMD Radeon R5 M230 Rebrand vs NVIDIA GeForce 840A

VS

AMD Radeon R5 M230 Rebrand

NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M230 Rebrand and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages

Boost Clock has increased by 32% (1124MHz vs 850MHz)

Larger VRAM bandwidth (16.02GB/s vs 14.40GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M230 Rebrand

0.544 TFLOPS

GeForce 840A +58%

0.863 TFLOPS

Radeon R5 M230 Rebrand

VS

GeForce 840A

Graphics Card

May 2014

Release Date

Mar 2014

Crystal System

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

1029 MHz

850 MHz

Boost Clock

1124 MHz

900 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

16.02GB/s

Render Config

5

Compute Units

-

320

Shading Units

384

20

TMUs

16

8

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

8.992 GPixel/s

17.00 GTexel/s

Texture Rate

17.98 GTexel/s

-

544.0 GFLOPS

FP32 (float)

863.2 GFLOPS

34.00 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

Unknown

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Sun

GPU Name

GM108

Sun LE

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

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

5.1

Shader Model

5.1

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