NVIDIA NVS 1000 vs NVIDIA GeForce GTX 645 OEM

VS

NVIDIA NVS 1000 NVIDIA GeForce GTX 645 OEM

We compared two Desktop platform GPUs: 2GB VRAM NVS 1000 and 1024MB VRAM GeForce GTX 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA NVS 1000 's Advantages

More VRAM (2GB vs 1GB)

Lower TDP (35W vs 65W)

NVIDIA GeForce GTX 645 OEM 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.51GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

NVS 1000

0.306 TFLOPS

GeForce GTX 645 OEM +210%

0.949 TFLOPS

NVS 1000

VS

GeForce GTX 645 OEM

Graphics Card

Unknown

Release Date

Apr 2013

NVS

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

891 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

Compute Units

-

192

Shading Units

576

16

TMUs

48

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

Theoretical Performance

3.188 GPixel/s

Pixel Rate

9.888 GPixel/s

12.75 GTexel/s

Texture Rate

39.55 GTexel/s

-

FP16 (half)

-

306.0 GFLOPS

FP32 (float)

949.2 GFLOPS

12.75 GFLOPS

FP64 (double)

39.55 GFLOPS

Graphics Processor

GK107

GPU Name

GK106

-

GPU Variant

GK106-200-A1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

2.54 billion

118 mm²

Die Size

221 mm²

Board Design

35W

TDP

65W

200 W

Suggested PSU

250 W

4x mini-DisplayPort 1.2

Outputs

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

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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