AMD Radeon R9 255 OEM vs AMD Radeon R5 430 OEM

VS

AMD Radeon R9 255 OEM

AMD Radeon R5 430 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 255 OEM and 2GB VRAM Radeon R5 430 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 255 OEM 's Advantages

Boost Clock has increased by 19% (930MHz vs 780MHz)

Larger VRAM bandwidth (73.60GB/s vs 36.80GB/s)

128 additional rendering cores

AMD Radeon R5 430 OEM 's Advantages

Released 2 years and 6 months late

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R9 255 OEM +58%

0.952 TFLOPS

Radeon R5 430 OEM

0.599 TFLOPS

Radeon R9 255 OEM

VS

Radeon R5 430 OEM

Graphics Card

Dec 2013

Release Date

Jun 2016

Volcanic Islands

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

900 MHz

Base Clock

730 MHz

930 MHz

Boost Clock

780 MHz

1150 MHz

Memory Clock

1150 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

73.60GB/s

Bandwidth

36.80GB/s

Render Config

8

Compute Units

6

-

512

Shading Units

384

32

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

14.88 GPixel/s

Pixel Rate

6.240 GPixel/s

29.76 GTexel/s

Texture Rate

18.72 GTexel/s

-

952.3 GFLOPS

FP32 (float)

599.0 GFLOPS

59.52 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

65W

TDP

50W

250 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.2

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

Oland

Cape Verde PRX

GPU Variant

-

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

0.95 billion

123 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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