AMD Radeon RX 550X 640SP vs AMD Radeon R9 380 OEM

VS

AMD Radeon RX 550X 640SP

AMD Radeon R9 380 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 4GB VRAM Radeon R9 380 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 640SP 's Advantages

Released 2 years and 11 months late

Boost Clock1071MHz

Lower TDP (60W vs 190W)

AMD Radeon R9 380 OEM 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (176.0GB/s vs 96.00GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X 640SP

1.371 TFLOPS

Radeon R9 380 OEM +139%

3.29 TFLOPS

Radeon RX 550X 640SP

VS

Radeon R9 380 OEM

Graphics Card

Apr 2018

Release Date

May 2015

Polaris

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

176.0GB/s

Render Config

10

Compute Units

28

-

640

Shading Units

1792

40

TMUs

112

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

29.38 GPixel/s

42.84 GTexel/s

Texture Rate

102.8 GTexel/s

1371 GFLOPS

FP16 (half)

3.290 TFLOPS

1371 GFLOPS

FP32 (float)

3.290 TFLOPS

85.68 GFLOPS

FP64 (double)

205.6 GFLOPS

Board Design

60W

TDP

190W

250 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

Baffin

GPU Name

Antigua

Baffin LE

GPU Variant

Antigua PRO (215-0877000)

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

5 billion

123 mm²

Die Size

366 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

6.4

Shader Model

6.3

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