AMD Radeon R5 A255 vs NVIDIA GeForce 825M

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 1024MB VRAM GeForce 825M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

NVIDIA GeForce 825M 's Advantages

Boost Clock has increased by 0% (941MHz vs 940MHz)

Score

Benchmark

FP32 (float)

Radeon R5 A255

0.721 TFLOPS

GeForce 825M

0.723 TFLOPS

Radeon R5 A255

VS

GeForce 825M

Graphics Card

Jan 2014

Release Date

Jan 2014

All-In-One

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

925 MHz

Base Clock

850 MHz

940 MHz

Boost Clock

941 MHz

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

6

Compute Units

-

384

Shading Units

384

24

TMUs

32

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

7.520 GPixel/s

Pixel Rate

7.528 GPixel/s

22.56 GTexel/s

Texture Rate

30.11 GTexel/s

-

FP16 (half)

-

721.9 GFLOPS

FP32 (float)

722.7 GFLOPS

-

FP64 (double)

30.11 GFLOPS

Graphics Processor

Topaz

GPU Name

GK208

Topaz PRO (216-0858030)

GPU Variant

-

GCN 3.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.55 billion

Transistors

1.02 billion

125 mm²

Die Size

87 mm²

Board Design

Unknown

TDP

33W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.5

6.5

Shader Model

5.1

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