AMD Radeon R9 260 OEM vs AMD Radeon 550X 640SP

VS

AMD Radeon R9 260 OEM

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R9 260 OEM and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 260 OEM 's Advantages

Larger VRAM bandwidth (104.0GB/s vs 48.00GB/s)

256 additional rendering cores

AMD Radeon 550X 640SP 's Advantages

Released 4 years and 4 months late

Boost Clock1071MHz

More VRAM (4GB vs 1024GB)

Lower TDP (50W vs 85W)

Score

Benchmark

FP32 (float)

Radeon R9 260 OEM +43%

1.971 TFLOPS

Radeon 550X 640SP

1.371 TFLOPS

Radeon R9 260 OEM

VS

Radeon 550X 640SP

Graphics Card

Dec 2013

Release Date

Apr 2018

Volcanic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

1625 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

104.0GB/s

Bandwidth

48.00GB/s

Render Config

14

Compute Units

10

-

896

Shading Units

640

56

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

17.60 GPixel/s

Pixel Rate

17.14 GPixel/s

61.60 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

1.971 TFLOPS

FP32 (float)

1371 GFLOPS

123.2 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

85W

TDP

50W

250 W

Suggested PSU

250 W

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

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

Bonaire

GPU Name

Lexa

Bonaire XT (215-0839039)

GPU Variant

Lexa PRO (215-0904018)

GCN 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.08 billion

Transistors

2.2 billion

160 mm²

Die Size

103 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

6.3

Shader Model

6.4

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