AMD Radeon R5 340X OEM vs AMD Radeon 550X

VS

AMD Radeon R5 340X OEM

AMD Radeon 550X

We compared two Desktop platform GPUs: 2GB VRAM Radeon R5 340X OEM and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 's Advantages

Released 3 years and 10 months late

Boost Clock1218MHz

Larger VRAM bandwidth (112.0GB/s vs 16.00GB/s)

128 additional rendering cores

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R5 340X OEM

0.691 TFLOPS

Radeon 550X +80%

1.247 TFLOPS

Radeon R5 340X OEM

VS

Radeon 550X

Graphics Card

May 2015

Release Date

Mar 2019

Pirate Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1082 MHz

-

Boost Clock

1218 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

112.0GB/s

Render Config

6

Compute Units

8

-

384

Shading Units

512

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.200 GPixel/s

Pixel Rate

19.49 GPixel/s

21.60 GTexel/s

Texture Rate

38.98 GTexel/s

-

FP16 (half)

1247 GFLOPS

691.2 GFLOPS

FP32 (float)

1247 GFLOPS

43.20 GFLOPS

FP64 (double)

77.95 GFLOPS

Board Design

65W

TDP

50W

250 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.2

Outputs

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

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

Lexa

Oland XT (215-0837000)

GPU Variant

Lexa PRO (215-0904018)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

2.2 billion

77 mm²

Die Size

103 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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