AMD Radeon R9 270X vs AMD Radeon R7 265X OEM

VS

AMD Radeon R9 270X

AMD Radeon R7 265X OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 2GB VRAM Radeon R7 265X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Boost Clock has increased by 14% (1050MHz vs 925MHz)

AMD Radeon R7 265X OEM 's Advantages

Released 10 months late

Lower TDP (150W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +13%

2.688 TFLOPS

Radeon R7 265X OEM

2.368 TFLOPS

Radeon R9 270X

VS

Radeon R7 265X OEM

Graphics Card

Oct 2013

Release Date

Aug 2014

Volcanic Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

900 MHz

1050 MHz

Boost Clock

925 MHz

1400 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

179.2GB/s

Bandwidth

179.2GB/s

Render Config

20

Compute Units

20

-

1280

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

29.60 GPixel/s

84.00 GTexel/s

Texture Rate

74.00 GTexel/s

-

2.688 TFLOPS

FP32 (float)

2.368 TFLOPS

168.0 GFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

180W

TDP

150W

450 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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Curacao

GPU Name

Curacao

Curacao XT (215-0848004)

GPU Variant

Curacao PRO (215-0848000)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

2.8 billion

212 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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