AMD Radeon R5 340 OEM vs AMD Radeon RX 550

VS

AMD Radeon R5 340 OEM

AMD Radeon RX 550

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R5 340 OEM and 2GB VRAM Radeon RX 550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 52% (1183MHz vs 780MHz)

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (112.0GB/s vs 36.80GB/s)

128 additional rendering cores

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R5 340 OEM

0.599 TFLOPS

Radeon RX 550 +102%

1.211 TFLOPS

Radeon R5 340 OEM

VS

Radeon RX 550

Graphics Card

May 2015

Release Date

Apr 2017

Pirate Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

730 MHz

Base Clock

1100 MHz

780 MHz

Boost Clock

1183 MHz

1150 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

36.80GB/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

6.240 GPixel/s

Pixel Rate

18.93 GPixel/s

18.72 GTexel/s

Texture Rate

37.86 GTexel/s

-

FP16 (half)

1211 GFLOPS

599.0 GFLOPS

FP32 (float)

1211 GFLOPS

37.44 GFLOPS

FP64 (double)

75.71 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 PRO (215-0837015)

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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