AMD Radeon R9 270 vs AMD Radeon RX 580 OEM

VS

AMD Radeon R9 270

AMD Radeon RX 580 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 and 8GB VRAM Radeon RX 580 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 OEM 's Advantages

Released 2 years and 7 months late

Boost Clock has increased by 37% (1266MHz vs 925MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 179.2GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270

2.368 TFLOPS

Radeon RX 580 OEM +146%

5.834 TFLOPS

Radeon R9 270

VS

Radeon RX 580 OEM

Graphics Card

Nov 2013

Release Date

Jun 2016

Volcanic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1120 MHz

925 MHz

Boost Clock

1266 MHz

1400 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

179.2GB/s

Bandwidth

256.0GB/s

Render Config

20

Compute Units

36

-

1280

Shading Units

2304

80

TMUs

144

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

40.51 GPixel/s

74.00 GTexel/s

Texture Rate

182.3 GTexel/s

-

FP16 (half)

5.834 TFLOPS

2.368 TFLOPS

FP32 (float)

5.834 TFLOPS

148.0 GFLOPS

FP64 (double)

364.6 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Curacao

GPU Name

Ellesmere

Curacao PRO (215-0848000)

GPU Variant

Polaris 10 XT (215-0876184)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

5.7 billion

212 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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