AMD Radeon RX 580 2048SP vs AMD Radeon RX 460 1024SP

VS

AMD Radeon RX 580 2048SP

AMD Radeon RX 460 1024SP

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 580 2048SP and 2GB VRAM Radeon RX 460 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 2048SP 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 7% (1284MHz vs 1200MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 112.0GB/s)

1024 additional rendering cores

AMD Radeon RX 460 1024SP 's Advantages

Lower TDP (75W vs 150W)

Score

Benchmark

FP32 (float)

Radeon RX 580 2048SP +113%

5.259 TFLOPS

Radeon RX 460 1024SP

2.458 TFLOPS

Radeon RX 580 2048SP

VS

Radeon RX 460 1024SP

Graphics Card

Oct 2018

Release Date

Jan 2017

Polaris

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1168 MHz

Base Clock

1090 MHz

1284 MHz

Boost Clock

1200 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.0GB/s

Bandwidth

112.0GB/s

Render Config

32

Compute Units

16

-

2048

Shading Units

1024

128

TMUs

64

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

41.09 GPixel/s

Pixel Rate

19.20 GPixel/s

164.4 GTexel/s

Texture Rate

76.80 GTexel/s

5.259 TFLOPS

FP16 (half)

2.458 TFLOPS

5.259 TFLOPS

FP32 (float)

2.458 TFLOPS

328.7 GFLOPS

FP64 (double)

153.6 GFLOPS

Board Design

150W

TDP

75W

450 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

Baffin

Polaris 20 XL (215-0910052)

GPU Variant

Baffin XT

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

3 billion

232 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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