AMD Radeon R9 390X vs MTT S80

VS

AMD Radeon R9 390X

MTT S80

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 16GB VRAM MTT S80 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

MTT S80 's Advantages

Released 8 years and 4 months late

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (448GB/s vs 384.0GB/s)

1280 additional rendering cores

Lower TDP (255W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X

5.914 TFLOPS

MTT S80 +143%

14.4 TFLOPS

Radeon R9 390X

VS

MTT S80

Graphics Card

Jun 2015

Release Date

Oct 2023

Pirate Islands

Generation

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

1800 MHz

-

Boost Clock

0 MHz

1500 MHz

Memory Clock

MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

448GB/s

Render Config

44

Compute Units

-

SM Count

2816

Shading Units

4096

176

TMUs

64

ROPs

-

Tensor Cores

-

RT Cores

16 KB (per CU)

L1 Cache

1024 KB

L2 Cache

0 MB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

GPixel/s

184.8 GTexel/s

Texture Rate

GTexel/s

-

FP16 (half)

TFLOPS

5.914 TFLOPS

FP32 (float)

14.4 TFLOPS

739.2 GFLOPS

FP64 (double)

GFLOPS

Board Design

275W

TDP

255W

600 W

Suggested PSU

350 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

CPU 8Pin

Graphics Processor

Grenada

GPU Name

ChunXiao

Grenada XT (215-0880004)

GPU Variant

GCN 2.0

Architecture

MUSA

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

6.2 billion

Transistors

22 billion

438 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

11

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.3

Shader Model

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