AMD Radeon RX 550 640SP vs AMD Radeon RX 560D

VS

AMD Radeon RX 550 640SP AMD Radeon RX 560D

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 4GB VRAM Radeon RX 560D to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 640SP 's Advantages

Lower TDP (60W vs 65W)

AMD Radeon RX 560D 's Advantages

Boost Clock has increased by 10% (1175MHz vs 1071MHz)

More VRAM (4GB vs 2GB)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 640SP

1.371 TFLOPS

Radeon RX 560D +53%

2.106 TFLOPS

Radeon RX 550 640SP

VS

Radeon RX 560D

Graphics Card

Oct 2017

Release Date

Jul 2017

Polaris

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1019 MHz

Base Clock

1090 MHz

1071 MHz

Boost Clock

1175 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

10

Compute Units

14

640

Shading Units

896

40

TMUs

56

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

18.80 GPixel/s

42.84 GTexel/s

Texture Rate

65.80 GTexel/s

1371 GFLOPS

FP16 (half)

2.106 TFLOPS

1371 GFLOPS

FP32 (float)

2.106 TFLOPS

85.68 GFLOPS

FP64 (double)

131.6 GFLOPS

Graphics Processor

Baffin

GPU Name

Polaris 21

Baffin LE

GPU Variant

Polaris 21 XL

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

3 billion

123 mm²

Die Size

123 mm²

Board Design

60W

TDP

65W

250 W

Suggested PSU

250 W

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

Outputs

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

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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