AMD Radeon R5 340X OEM vs AMD Radeon RX 580 2048SP

VS

AMD Radeon R5 340X OEM AMD Radeon RX 580 2048SP

We compared two Desktop platform GPUs: 2GB VRAM Radeon R5 340X OEM and 4GB VRAM Radeon RX 580 2048SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 340X OEM 's Advantages

Lower TDP (65W vs 150W)

AMD Radeon RX 580 2048SP 's Advantages

Released 3 years and 5 months late

Boost Clock1284MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 16.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 340X OEM

0.691 TFLOPS

Radeon RX 580 2048SP +661%

5.259 TFLOPS

Radeon R5 340X OEM

VS

Radeon RX 580 2048SP

Graphics Card

May 2015

Release Date

Oct 2018

Pirate Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1168 MHz

-

Boost Clock

1284 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

6

Compute Units

32

384

Shading Units

2048

24

TMUs

128

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

Theoretical Performance

7.200 GPixel/s

Pixel Rate

41.09 GPixel/s

21.60 GTexel/s

Texture Rate

164.4 GTexel/s

-

FP16 (half)

5.259 TFLOPS

691.2 GFLOPS

FP32 (float)

5.259 TFLOPS

43.20 GFLOPS

FP64 (double)

328.7 GFLOPS

Graphics Processor

Oland

GPU Name

Polaris 20

Oland XT (215-0837000)

GPU Variant

Polaris 20 XL (215-0910052)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

5.7 billion

77 mm²

Die Size

232 mm²

Board Design

65W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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