MTT S70 vs AMD Radeon 550X 640SP

VS

MTT S70

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 7GB VRAM MTT S70 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

MTT S70 's Advantages

Released 5 years and 6 months late

More VRAM (7GB vs 4GB)

Larger VRAM bandwidth (392GB/s vs 48.00GB/s)

2944 additional rendering cores

AMD Radeon 550X 640SP 's Advantages

Boost Clock1071MHz

Lower TDP (50W vs 220W)

Score

Benchmark

FP32 (float)

MTT S70 +716%

11.2 TFLOPS

Radeon 550X 640SP

1.371 TFLOPS

MTT S70

VS

Radeon 550X 640SP

Graphics Card

Oct 2023

Release Date

Apr 2018

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1600 MHz

Base Clock

1019 MHz

0 MHz

Boost Clock

1071 MHz

MHz

Memory Clock

1500 MHz

Memory

7GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

224bit

Memory Bus

64bit

392GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

SM Count

-

3584

Shading Units

640

TMUs

40

ROPs

16

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

0 MB

L2 Cache

256 KB

-

Theoretical Performance

GPixel/s

Pixel Rate

17.14 GPixel/s

GTexel/s

Texture Rate

42.84 GTexel/s

TFLOPS

FP16 (half)

1371 GFLOPS

11.2 TFLOPS

FP32 (float)

1371 GFLOPS

GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

220W

TDP

50W

350 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

PCIe 8Pin

Power Connectors

None

Graphics Processor

ChunXiao

GPU Name

Lexa

GPU Variant

Lexa PRO (215-0904018)

MUSA

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

Unknown

Transistors

2.2 billion

Unknown

Die Size

103 mm²

Graphics Features

11

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

CUDA

-

Shader Model

6.4

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