AMD Radeon RX 580 vs AMD Radeon RX 460

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 2GB VRAM Radeon RX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 's Advantages

Released 8 months late

Boost Clock has increased by 12% (1340MHz vs 1200MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 112.0GB/s)

1408 additional rendering cores

AMD Radeon RX 460 's Advantages

Lower TDP (75W vs 185W)

Score

Benchmark

FP32 (float)

Radeon RX 580 +187%

6.175 TFLOPS

Radeon RX 460

2.15 TFLOPS

3DMark Time Spy

Radeon RX 580 +152%

4359

Radeon RX 460

1727

Shadow of the Tomb Raider 2160p

Radeon RX 580 +466%

17

Radeon RX 460

3

Shadow of the Tomb Raider 1440p

Radeon RX 580 +191%

35

Radeon RX 460

12

Shadow of the Tomb Raider 1080p

Radeon RX 580 +127%

50

Radeon RX 460

22

Radeon RX 580

VS

Radeon RX 460

Graphics Card

Apr 2017

Release Date

Aug 2016

Polaris

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1257 MHz

Base Clock

1090 MHz

1340 MHz

Boost Clock

1200 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

36

Compute Units

14

2304

Shading Units

896

144

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

42.88 GPixel/s

Pixel Rate

19.20 GPixel/s

193.0 GTexel/s

Texture Rate

67.20 GTexel/s

6.175 TFLOPS

FP16 (half)

2.150 TFLOPS

6.175 TFLOPS

FP32 (float)

2.150 TFLOPS

385.9 GFLOPS

FP64 (double)

134.4 GFLOPS

Graphics Processor

Polaris 20

GPU Name

Baffin

Polaris 20 XTX (215-0910038)

GPU Variant

Baffin PRO

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

Board Design

185W

TDP

75W

450 W

Suggested PSU

250 W

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 Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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