AMD Radeon RX 550 vs AMD Radeon R7 340 OEM

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 and 2GB VRAM Radeon R7 340 OEM 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)

Larger VRAM bandwidth (112.0GB/s vs 64.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 +102%

1.211 TFLOPS

Radeon R7 340 OEM

0.599 TFLOPS

Radeon RX 550

VS

Radeon R7 340 OEM

Graphics Card

Apr 2017

Release Date

May 2015

Polaris

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1100 MHz

Base Clock

730 MHz

1183 MHz

Boost Clock

780 MHz

1750 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

8

Compute Units

6

512

Shading Units

384

32

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

18.93 GPixel/s

Pixel Rate

6.240 GPixel/s

37.86 GTexel/s

Texture Rate

18.72 GTexel/s

1211 GFLOPS

FP16 (half)

-

1211 GFLOPS

FP32 (float)

599.0 GFLOPS

75.71 GFLOPS

FP64 (double)

37.44 GFLOPS

Graphics Processor

Lexa

GPU Name

Oland

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

0.95 billion

103 mm²

Die Size

77 mm²

Board Design

50W

TDP

50W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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