AMD Radeon R7 260X vs AMD Radeon R9 270X

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 260X and 2GB VRAM Radeon R9 270X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 260X 's Advantages

Lower TDP (115W vs 180W)

AMD Radeon R9 270X 's Advantages

Boost Clock1050MHz

Larger VRAM bandwidth (179.2GB/s vs 104.0GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 260X

1.971 TFLOPS

Radeon R9 270X +36%

2.688 TFLOPS

3DMark Time Spy

Radeon R7 260X

1476

Radeon R9 270X +19%

1768

Radeon R7 260X

VS

Radeon R9 270X

Graphics Card

Oct 2013

Release Date

Oct 2013

Volcanic Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

1625 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

104.0GB/s

Bandwidth

179.2GB/s

Render Config

-

SM Count

-

14

Compute Units

20

896

Shading Units

1280

56

TMUs

80

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

17.60 GPixel/s

Pixel Rate

33.60 GPixel/s

61.60 GTexel/s

Texture Rate

84.00 GTexel/s

-

FP16 (half)

-

1.971 TFLOPS

FP32 (float)

2.688 TFLOPS

123.2 GFLOPS

FP64 (double)

168.0 GFLOPS

Graphics Processor

Bonaire

GPU Name

Curacao

Bonaire XTX (215-0839097)

GPU Variant

Curacao XT (215-0848004)

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

2.8 billion

160 mm²

Die Size

212 mm²

Board Design

115W

TDP

180W

300 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

5.1

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