NVIDIA GeForce 620M vs NVIDIA GeForce GTX 880M

VS

NVIDIA GeForce 620M

NVIDIA GeForce GTX 880M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 620M and 8GB VRAM GeForce GTX 880M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 620M 's Advantages

Lower TDP (15W vs 122W)

NVIDIA GeForce GTX 880M 's Advantages

Released 2 years late

Boost Clock993MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)

1440 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 620M

0.24 TFLOPS

GeForce GTX 880M +1170%

3.05 TFLOPS

GeForce 620M

VS

GeForce GTX 880M

Graphics Card

Mar 2012

Release Date

Mar 2014

GeForce 600M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

954 MHz

-

Boost Clock

993 MHz

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

160.0GB/s

Render Config

-

2

SM Count

-

96

Shading Units

1536

16

TMUs

128

8

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

31.78 GPixel/s

10.00 GTexel/s

Texture Rate

127.1 GTexel/s

-

240.0 GFLOPS

FP32 (float)

3.050 TFLOPS

20.00 GFLOPS

FP64 (double)

127.1 GFLOPS

Board Design

15W

TDP

122W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF117

GPU Name

GK104

N13P-GLP

GPU Variant

N15E-GX-A2

Fermi 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.585 billion

Transistors

3.54 billion

116 mm²

Die Size

294 mm²

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

3.0

5.1

Shader Model

5.1

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