AMD Radeon 550X 640SP vs MTT S80

VS

AMD Radeon 550X 640SP

MTT S80

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 16GB VRAM MTT S80 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Boost Clock1071MHz

Lower TDP (50W vs 255W)

MTT S80 's Advantages

Released 5 years and 6 months late

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (448GB/s vs 48.00GB/s)

3456 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X 640SP

1.371 TFLOPS

MTT S80 +950%

14.4 TFLOPS

Radeon 550X 640SP

VS

MTT S80

Graphics Card

Apr 2018

Release Date

Oct 2023

Polaris

Generation

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 5.0 x16

Clock Speeds

1019 MHz

Base Clock

1800 MHz

1071 MHz

Boost Clock

0 MHz

1500 MHz

Memory Clock

MHz

Memory

4GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

448GB/s

Render Config

10

Compute Units

-

SM Count

640

Shading Units

4096

40

TMUs

16

ROPs

-

Tensor Cores

-

RT Cores

16 KB (per CU)

L1 Cache

256 KB

L2 Cache

0 MB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

GPixel/s

42.84 GTexel/s

Texture Rate

GTexel/s

1371 GFLOPS

FP16 (half)

TFLOPS

1371 GFLOPS

FP32 (float)

14.4 TFLOPS

85.68 GFLOPS

FP64 (double)

GFLOPS

Board Design

50W

TDP

255W

250 W

Suggested PSU

350 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

CPU 8Pin

Graphics Processor

Lexa

GPU Name

ChunXiao

Lexa PRO (215-0904018)

GPU Variant

GCN 4.0

Architecture

MUSA

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

2.2 billion

Transistors

22 billion

103 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

11

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.4

Shader Model

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