AMD Radeon 550X 640SP vs NVIDIA GeForce RTX 3090 Ti

VS

AMD Radeon 550X 640SP

NVIDIA GeForce RTX 3090 Ti

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 24GB VRAM GeForce RTX 3090 Ti 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 450W)

NVIDIA GeForce RTX 3090 Ti 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 74% (1860MHz vs 1071MHz)

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (1008GB/s vs 48.00GB/s)

10112 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X 640SP

1.371 TFLOPS

GeForce RTX 3090 Ti +2817%

40 TFLOPS

Radeon 550X 640SP

VS

GeForce RTX 3090 Ti

Graphics Card

Apr 2018

Release Date

Jan 2022

Polaris

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1019 MHz

Base Clock

1560 MHz

1071 MHz

Boost Clock

1860 MHz

1500 MHz

Memory Clock

1313 MHz

Memory

4GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6X

64bit

Memory Bus

384bit

48.00GB/s

Bandwidth

1008GB/s

Render Config

10

Compute Units

-

SM Count

84

640

Shading Units

10752

40

TMUs

336

16

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

6 MB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

208.3 GPixel/s

42.84 GTexel/s

Texture Rate

625.0 GTexel/s

1371 GFLOPS

FP16 (half)

40.00 TFLOPS

1371 GFLOPS

FP32 (float)

40.00 TFLOPS

85.68 GFLOPS

FP64 (double)

625.0 GFLOPS

Board Design

50W

TDP

450W

250 W

Suggested PSU

850 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Processor

Lexa

GPU Name

GA102

Lexa PRO (215-0904018)

GPU Variant

GA102-350-A1

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

2.2 billion

Transistors

28.3 billion

103 mm²

Die Size

628 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.6

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