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

VS

AMD Radeon RX 550 640SP AMD Radeon RX 560 XT

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 4GB VRAM Radeon RX 560 XT 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 150W)

AMD Radeon RX 560 XT 's Advantages

Released 1 years and 5 months late

Boost Clock has increased by 14% (1226MHz vs 1071MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 96.00GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 640SP

1.371 TFLOPS

Radeon RX 560 XT +220%

4.394 TFLOPS

Radeon RX 550 640SP

VS

Radeon RX 560 XT

Graphics Card

Oct 2017

Release Date

Mar 2019

Polaris

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

1074 MHz

1071 MHz

Boost Clock

1226 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

10

Compute Units

28

640

Shading Units

1792

40

TMUs

112

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

39.23 GPixel/s

42.84 GTexel/s

Texture Rate

137.3 GTexel/s

1371 GFLOPS

FP16 (half)

4.394 TFLOPS

1371 GFLOPS

FP32 (float)

4.394 TFLOPS

85.68 GFLOPS

FP64 (double)

274.6 GFLOPS

Graphics Processor

Baffin

GPU Name

Ellesmere

Baffin LE

GPU Variant

Polaris 10 LE1

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

5.7 billion

123 mm²

Die Size

232 mm²

Board Design

60W

TDP

150W

250 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin

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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