AMD Radeon RX 590 vs NVIDIA GeForce GT 645 OEM

VS

AMD Radeon RX 590

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 590 and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 590 's Advantages

Released 6 years and 7 months late

Boost Clock1545MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 91.87GB/s)

2016 additional rendering cores

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 175W)

Score

Benchmark

FP32 (float)

Radeon RX 590 +696%

7.119 TFLOPS

GeForce GT 645 OEM

0.894 TFLOPS

Radeon RX 590

VS

GeForce GT 645 OEM

Graphics Card

Nov 2018

Release Date

Apr 2012

Polaris

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1469 MHz

Base Clock

-

1545 MHz

Boost Clock

-

2000 MHz

Memory Clock

957 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

256.0GB/s

Bandwidth

91.87GB/s

Render Config

36

Compute Units

-

SM Count

6

2304

Shading Units

288

144

TMUs

48

32

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

384 KB

-

Theoretical Performance

49.44 GPixel/s

Pixel Rate

9.312 GPixel/s

222.5 GTexel/s

Texture Rate

37.25 GTexel/s

7.119 TFLOPS

FP16 (half)

-

7.119 TFLOPS

FP32 (float)

894.0 GFLOPS

445.0 GFLOPS

FP64 (double)

74.50 GFLOPS

Board Design

175W

TDP

102W

450 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 8-pin

Power Connectors

-

Graphics Processor

Polaris 30

GPU Name

GF114

Polaris 30 XT (215-0922006)

GPU Variant

-

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

12 nm

Process Size

40 nm

5.7 billion

Transistors

1.95 billion

232 mm²

Die Size

332 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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