NVIDIA GeForce GTX 645 OEM vs NVIDIA NVS 810

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA NVS 810

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 2GB VRAM NVS 810 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

64 additional rendering cores

Lower TDP (65W vs 68W)

NVIDIA NVS 810 's Advantages

Released 2 years and 7 months late

Boost Clock1033MHz

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM

0.949 TFLOPS

NVS 810 +11%

1.058 TFLOPS

GeForce GTX 645 OEM

VS

NVS 810

Graphics Card

Apr 2013

Release Date

Nov 2015

GeForce 600

Generation

NVS

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

902 MHz

-

Boost Clock

1033 MHz

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

14.40GB/s

Render Config

-

576

Shading Units

512

48

TMUs

32

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

16.53 GPixel/s

39.55 GTexel/s

Texture Rate

33.06 GTexel/s

-

949.2 GFLOPS

FP32 (float)

1058 GFLOPS

39.55 GFLOPS

FP64 (double)

33.06 GFLOPS

Board Design

65W

TDP

68W

250 W

Suggested PSU

250 W

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

Outputs

8x mini-DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

GK106

GPU Name

GM107

GK106-200-A1

GPU Variant

-

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

1.87 billion

221 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

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