AMD Radeon 550X 640SP vs AMD Radeon RX 5700 XT 50th Anniversary

VS

AMD Radeon 550X 640SP

AMD Radeon RX 5700 XT 50th Anniversary

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 8GB VRAM Radeon RX 5700 XT 50th Anniversary to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Lower TDP (50W vs 225W)

AMD Radeon RX 5700 XT 50th Anniversary 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 85% (1980MHz vs 1071MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 48.00GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X 640SP

1.371 TFLOPS

Radeon RX 5700 XT 50th Anniversary +639%

10.14 TFLOPS

Radeon 550X 640SP

VS

Radeon RX 5700 XT 50th Anniversary

Graphics Card

Apr 2018

Release Date

Jul 2019

Polaris

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1019 MHz

Base Clock

1680 MHz

1071 MHz

Boost Clock

1980 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

448.0GB/s

Render Config

10

Compute Units

40

-

640

Shading Units

2560

40

TMUs

160

16

ROPs

64

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

4 MB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

126.7 GPixel/s

42.84 GTexel/s

Texture Rate

316.8 GTexel/s

1371 GFLOPS

FP16 (half)

20.28 TFLOPS

1371 GFLOPS

FP32 (float)

10.14 TFLOPS

85.68 GFLOPS

FP64 (double)

633.6 GFLOPS

Board Design

50W

TDP

225W

250 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Lexa

GPU Name

Navi 10

Lexa PRO (215-0904018)

GPU Variant

Navi 10 XTX

GCN 4.0

Architecture

RDNA 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

2.2 billion

Transistors

10.3 billion

103 mm²

Die Size

251 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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