AMD Radeon RX 580X vs NVIDIA GeForce GT 420 OEM

VS

AMD Radeon RX 580X

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580X and 1024MB VRAM GeForce GT 420 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X 's Advantages

Released 7 years and 7 months late

Boost Clock1340MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 28.80GB/s)

2256 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 185W)

Score

Benchmark

FP32 (float)

Radeon RX 580X +4508%

6.175 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

Radeon RX 580X

VS

GeForce GT 420 OEM

Graphics Card

Apr 2018

Release Date

Sep 2010

Polaris

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1257 MHz

Base Clock

-

1340 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

28.80GB/s

Render Config

36

Compute Units

-

SM Count

1

2304

Shading Units

48

144

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

42.88 GPixel/s

Pixel Rate

1.400 GPixel/s

193.0 GTexel/s

Texture Rate

2.800 GTexel/s

6.175 TFLOPS

FP16 (half)

-

6.175 TFLOPS

FP32 (float)

134.4 GFLOPS

385.9 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

185W

TDP

50W

450 W

Suggested PSU

250 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

GF108

Polaris 20 XTX (215-0910038)

GPU Variant

GF108-200-A1

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.585 billion

232 mm²

Die Size

116 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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