AMD Radeon R9 270 1024SP vs AMD Radeon RX 460 1024SP

VS

AMD Radeon R9 270 1024SP

AMD Radeon RX 460 1024SP

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP 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 R9 270 1024SP 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 112.0GB/s)

AMD Radeon RX 460 1024SP 's Advantages

Released 1 years and 10 months late

Boost Clock has increased by 30% (1200MHz vs 925MHz)

Lower TDP (75W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon RX 460 1024SP +29%

2.458 TFLOPS

Radeon R9 270 1024SP

VS

Radeon RX 460 1024SP

Graphics Card

Mar 2015

Release Date

Jan 2017

Volcanic Islands

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

900 MHz

Base Clock

1090 MHz

925 MHz

Boost Clock

1200 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

112.0GB/s

Render Config

16

Compute Units

16

-

1024

Shading Units

1024

64

TMUs

64

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

19.20 GPixel/s

59.20 GTexel/s

Texture Rate

76.80 GTexel/s

-

FP16 (half)

2.458 TFLOPS

1.894 TFLOPS

FP32 (float)

2.458 TFLOPS

118.4 GFLOPS

FP64 (double)

153.6 GFLOPS

Board Design

150W

TDP

75W

450 W

Suggested PSU

250 W

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

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

Baffin

Pitcairn PRO (215-0828062)

GPU Variant

Baffin XT

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

3 billion

212 mm²

Die Size

123 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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