NVIDIA GeForce GTX 950 OEM vs NVIDIA GeForce GT 645M

VS

NVIDIA GeForce GTX 950 OEM NVIDIA GeForce GT 645M

We compared a Desktop platform GPU: 4GB VRAM GeForce GTX 950 OEM and a Mobile platform GPU: 2GB VRAM GeForce GT 645M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 OEM 's Advantages

Released 3 years and 3 months late

Boost Clock1203MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (80.19GB/s vs 28.80GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950 OEM +352%

2.464 TFLOPS

GeForce GT 645M

0.544 TFLOPS

GeForce GTX 950 OEM

VS

GeForce GT 645M

Graphics Card

Jan 2016

Release Date

Oct 2012

GeForce 900

Generation

GeForce 600M

Desktop

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

937 MHz

Base Clock

-

1203 MHz

Boost Clock

-

1253 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

80.19GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

Compute Units

-

1024

Shading Units

384

64

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

Theoretical Performance

38.50 GPixel/s

Pixel Rate

5.672 GPixel/s

76.99 GTexel/s

Texture Rate

22.69 GTexel/s

-

FP16 (half)

-

2.464 TFLOPS

FP32 (float)

544.5 GFLOPS

76.99 GFLOPS

FP64 (double)

22.69 GFLOPS

Graphics Processor

GM206S

GPU Name

GK107

950 OEM

GPU Variant

N13P-GS

Maxwell 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

1.27 billion

228 mm²

Die Size

118 mm²

Board Design

Unknown

TDP

32W

200 W

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.2

CUDA

3.0

6.7

Shader Model

5.1

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