NVIDIA GeForce 620M vs NVIDIA GeForce 305M

VS

NVIDIA GeForce 620M

NVIDIA GeForce 305M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 620M and 512MB VRAM GeForce 305M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 620M 's Advantages

Released 2 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (14.40GB/s vs 11.20GB/s)

80 additional rendering cores

NVIDIA GeForce 305M 's Advantages

Lower TDP (14W vs 15W)

Score

Benchmark

FP32 (float)

GeForce 620M +548%

0.24 TFLOPS

GeForce 305M

0.037 TFLOPS

GeForce 620M

VS

GeForce 305M

Graphics Card

Mar 2012

Release Date

Jan 2010

GeForce 600M

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

11.20GB/s

Render Config

-

2

SM Count

2

96

Shading Units

16

TMUs

8

ROPs

4

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.100 GPixel/s

10.00 GTexel/s

Texture Rate

4.200 GTexel/s

-

240.0 GFLOPS

FP32 (float)

36.80 GFLOPS

20.00 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF117

GPU Name

GT218

N13P-GLP

GPU Variant

N11M-LP1

Fermi 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.585 billion

Transistors

0.26 billion

116 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.2

5.1

Shader Model

4.1

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