AMD Radeon 550X 640SP vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon 550X 640SP NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 12GB VRAM GeForce RTX 3080 12 GB 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 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 60% (1710MHz vs 1071MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (912.4GB/s vs 48.00GB/s)

8320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X 640SP

1.371 TFLOPS

GeForce RTX 3080 12 GB +2134%

30.64 TFLOPS

Radeon 550X 640SP

VS

GeForce RTX 3080 12 GB

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

1260 MHz

1071 MHz

Boost Clock

1710 MHz

1500 MHz

Memory Clock

1188 MHz

Memory

4GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6X

64bit

Memory Bus

384bit

48.00GB/s

Bandwidth

912.4GB/s

Render Config

-

SM Count

70

10

Compute Units

-

640

Shading Units

8960

40

TMUs

280

16

ROPs

96

-

Tensor Cores

280

-

RT Cores

70

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

5 MB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

164.2 GPixel/s

42.84 GTexel/s

Texture Rate

478.8 GTexel/s

1371 GFLOPS

FP16 (half)

30.64 TFLOPS

1371 GFLOPS

FP32 (float)

30.64 TFLOPS

85.68 GFLOPS

FP64 (double)

478.8 GFLOPS

Graphics Processor

Lexa

GPU Name

GA102

Lexa PRO (215-0904018)

GPU Variant

GA102-220-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

Board Design

50W

TDP

350W

250 W

Suggested PSU

750 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 12-pin

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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