NVIDIA GeForce GT 620M vs NVIDIA GeForce 825M

VS

NVIDIA GeForce GT 620M NVIDIA GeForce 825M

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

Main Differences

NVIDIA GeForce GT 620M 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

Lower TDP (15W vs 33W)

NVIDIA GeForce 825M 's Advantages

Released 1 years and 5 months late

Boost Clock941MHz

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 620M

0.253 TFLOPS

GeForce 825M +185%

0.723 TFLOPS

GeForce GT 620M

VS

GeForce 825M

Graphics Card

Aug 2012

Release Date

Jan 2014

GeForce 600M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

941 MHz

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

14.40GB/s

Render Config

2

SM Count

-

Compute Units

-

96

Shading Units

384

16

TMUs

32

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

2.640 GPixel/s

Pixel Rate

7.528 GPixel/s

10.56 GTexel/s

Texture Rate

30.11 GTexel/s

-

FP16 (half)

-

253.4 GFLOPS

FP32 (float)

722.7 GFLOPS

21.12 GFLOPS

FP64 (double)

30.11 GFLOPS

Graphics Processor

GF108

GPU Name

GK208

N13P-GLP-A1

GPU Variant

-

Fermi

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

1.02 billion

116 mm²

Die Size

87 mm²

Board Design

15W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.5

5.1

Shader Model

5.1

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