NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GT 415 OEM

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce GT 415 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 512MB VRAM GeForce GT 415 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Released 2 years and 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 10.66GB/s)

528 additional rendering cores

NVIDIA GeForce GT 415 OEM 's Advantages

Lower TDP (32W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +624%

0.949 TFLOPS

GeForce GT 415 OEM

0.131 TFLOPS

GeForce GTX 645 OEM

VS

GeForce GT 415 OEM

Graphics Card

Apr 2013

Release Date

Sep 2010

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

333 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

10.66GB/s

Render Config

-

SM Count

6

576

Shading Units

48

TMUs

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

5.000 GPixel/s

39.55 GTexel/s

Texture Rate

10.00 GTexel/s

-

949.2 GFLOPS

FP32 (float)

130.6 GFLOPS

39.55 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

32W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1x VGA

None

Power Connectors

None

Graphics Processor

GK106

GPU Name

GT216

GK106-200-A1

GPU Variant

GT216-305-A3

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

0.486 billion

221 mm²

Die Size

100 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.2

5.1

Shader Model

4.1

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