NVIDIA GeForce 825M vs AMD Radeon 620 Mobile

VS

NVIDIA GeForce 825M

AMD Radeon 620 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 825M and 2GB VRAM Radeon 620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 825M 's Advantages

Lower TDP (33W vs 50W)

AMD Radeon 620 Mobile 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 9% (1024MHz vs 941MHz)

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

GeForce 825M

0.723 TFLOPS

Radeon 620 Mobile +8%

0.786 TFLOPS

GeForce 825M

VS

Radeon 620 Mobile

Graphics Card

Jan 2014

Release Date

May 2019

GeForce 800M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

850 MHz

Base Clock

730 MHz

941 MHz

Boost Clock

1024 MHz

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

384

32

TMUs

24

8

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

7.528 GPixel/s

Pixel Rate

8.192 GPixel/s

30.11 GTexel/s

Texture Rate

24.58 GTexel/s

-

FP16 (half)

786.4 GFLOPS

722.7 GFLOPS

FP32 (float)

786.4 GFLOPS

30.11 GFLOPS

FP64 (double)

49.15 GFLOPS

Board Design

33W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK208

GPU Name

Polaris 24

-

GPU Variant

Polaris 24 XL

Kepler 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

1.55 billion

87 mm²

Die Size

125 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

6.3

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