NVIDIA GeForce 705M vs NVIDIA GeForce GT 620M

VS

NVIDIA GeForce 705M NVIDIA GeForce GT 620M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705M and 1024MB VRAM GeForce GT 620M 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)

48 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 705M

0.142 TFLOPS

GeForce GT 620M +78%

0.253 TFLOPS

GeForce 705M

VS

GeForce GT 620M

Graphics Card

Unknown

Release Date

Aug 2012

GeForce 700M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

28.80GB/s

Render Config

1

SM Count

2

-

Compute Units

-

48

Shading Units

96

8

TMUs

16

4

ROPs

4

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

Theoretical Performance

1.476 GPixel/s

Pixel Rate

2.640 GPixel/s

5.904 GTexel/s

Texture Rate

10.56 GTexel/s

-

FP16 (half)

-

141.7 GFLOPS

FP32 (float)

253.4 GFLOPS

11.81 GFLOPS

FP64 (double)

21.12 GFLOPS

Graphics Processor

GF119

GPU Name

GF108

GF119 B1

GPU Variant

N13P-GLP-A1

Fermi 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

0.585 billion

79 mm²

Die Size

116 mm²

Board Design

15W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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