AMD Radeon RX 560DX vs NVIDIA GeForce GTX 645 OEM

VS

AMD Radeon RX 560DX

NVIDIA GeForce GTX 645 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560DX and 1024MB VRAM GeForce GTX 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560DX 's Advantages

Released 5 years late

Boost Clock1175MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 64.00GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560DX +121%

2.106 TFLOPS

GeForce GTX 645 OEM

0.949 TFLOPS

Radeon RX 560DX

VS

GeForce GTX 645 OEM

Graphics Card

Apr 2018

Release Date

Apr 2013

Polaris

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1090 MHz

Base Clock

-

1175 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

64.00GB/s

Render Config

14

Compute Units

-

896

Shading Units

576

56

TMUs

48

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

18.80 GPixel/s

Pixel Rate

9.888 GPixel/s

65.80 GTexel/s

Texture Rate

39.55 GTexel/s

2.106 TFLOPS

FP16 (half)

-

2.106 TFLOPS

FP32 (float)

949.2 GFLOPS

131.6 GFLOPS

FP64 (double)

39.55 GFLOPS

Board Design

65W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

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

None

Power Connectors

None

Graphics Processor

Polaris 21

GPU Name

GK106

Polaris 21 XL

GPU Variant

GK106-200-A1

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

2.54 billion

123 mm²

Die Size

221 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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