AMD Radeon R5 340 OEM vs AMD Radeon R5 340X OEM

VS

AMD Radeon R5 340 OEM

AMD Radeon R5 340X OEM

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

Main Differences

AMD Radeon R5 340 OEM 's Advantages

Boost Clock780MHz

Larger VRAM bandwidth (36.80GB/s vs 16.00GB/s)

AMD Radeon R5 340X OEM 's Advantages

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon R5 340 OEM

0.599 TFLOPS

Radeon R5 340X OEM +15%

0.691 TFLOPS

Radeon R5 340 OEM

VS

Radeon R5 340X OEM

Graphics Card

May 2015

Release Date

May 2015

Pirate Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

1150 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

36.80GB/s

Bandwidth

16.00GB/s

Render Config

6

Compute Units

6

-

384

Shading Units

384

24

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

7.200 GPixel/s

18.72 GTexel/s

Texture Rate

21.60 GTexel/s

-

599.0 GFLOPS

FP32 (float)

691.2 GFLOPS

37.44 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

65W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.2

Outputs

1x DVI 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

Oland

Oland PRO (215-0837015)

GPU Variant

Oland XT (215-0837000)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

0.95 billion

77 mm²

Die Size

77 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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