AMD Radeon R9 270 1024SP vs AMD Radeon RX 460

VS

AMD Radeon R9 270 1024SP AMD Radeon RX 460

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

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

128 additional rendering cores

AMD Radeon RX 460 's Advantages

Released 1 years and 5 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 +13%

2.15 TFLOPS

Radeon R9 270 1024SP

VS

Radeon RX 460

Graphics Card

Mar 2015

Release Date

Aug 2016

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

-

SM Count

-

16

Compute Units

14

1024

Shading Units

896

64

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

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

67.20 GTexel/s

-

FP16 (half)

2.150 TFLOPS

1.894 TFLOPS

FP32 (float)

2.150 TFLOPS

118.4 GFLOPS

FP64 (double)

134.4 GFLOPS

Graphics Processor

Pitcairn

GPU Name

Baffin

Pitcairn PRO (215-0828062)

GPU Variant

Baffin PRO

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

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 Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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