NVIDIA GeForce RTX 2070 SUPER vs NVIDIA GeForce GTX 645 OEM

VS

NVIDIA GeForce RTX 2070 SUPER

NVIDIA GeForce GTX 645 OEM

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2070 SUPER 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 GeForce RTX 2070 SUPER 's Advantages

Released 6 years and 3 months late

Boost Clock1770MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 64.00GB/s)

1984 additional rendering cores

NVIDIA GeForce GTX 645 OEM 's Advantages

Lower TDP (65W vs 215W)

Score

Benchmark

FP32 (float)

GeForce RTX 2070 SUPER +854%

9.062 TFLOPS

GeForce GTX 645 OEM

0.949 TFLOPS

GeForce RTX 2070 SUPER

VS

GeForce GTX 645 OEM

Graphics Card

Jul 2019

Release Date

Apr 2013

GeForce 20

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1605 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

64.00GB/s

Render Config

-

40

SM Count

-

2560

Shading Units

576

160

TMUs

48

64

ROPs

16

320

Tensor Cores

-

40

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

113.3 GPixel/s

Pixel Rate

9.888 GPixel/s

283.2 GTexel/s

Texture Rate

39.55 GTexel/s

18.12 TFLOPS

FP16 (half)

-

9.062 TFLOPS

FP32 (float)

949.2 GFLOPS

283.2 GFLOPS

FP64 (double)

39.55 GFLOPS

Board Design

215W

TDP

65W

550 W

Suggested PSU

250 W

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

TU104

GPU Name

GK106

TU104-410-A1

GPU Variant

GK106-200-A1

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

2.54 billion

545 mm²

Die Size

221 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

7.5

CUDA

3.0

6.6

Shader Model

5.1

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