NVIDIA GeForce RTX 3080 vs AMD Radeon Sky 900

VS

NVIDIA GeForce RTX 3080 AMD Radeon Sky 900

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 7 years and 6 months late

Boost Clock has increased by 80% (1710MHz vs 950MHz)

More VRAM (10GB vs 3GB)

Larger VRAM bandwidth (760.3GB/s vs 240.0GB/s)

6912 additional rendering cores

AMD Radeon Sky 900 's Advantages

Lower TDP (300W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +774%

29.77 TFLOPS

Radeon Sky 900

3.405 TFLOPS

GeForce RTX 3080

VS

Radeon Sky 900

Graphics Card

Sep 2020

Release Date

Mar 2013

GeForce 30

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

825 MHz

1710 MHz

Boost Clock

950 MHz

1188 MHz

Memory Clock

1250 MHz

Memory

10GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

384bit

760.3GB/s

Bandwidth

240.0GB/s

Render Config

68

SM Count

-

Compute Units

28

8704

Shading Units

1792

272

TMUs

112

96

ROPs

32

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

5 MB

L2 Cache

768 KB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

30.40 GPixel/s

465.1 GTexel/s

Texture Rate

106.4 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

3.405 TFLOPS

465.1 GFLOPS

FP64 (double)

851.2 GFLOPS

Graphics Processor

GA102

GPU Name

Tahiti

GA102-200-KD-A1

GPU Variant

Orthrus

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

4.313 billion

628 mm²

Die Size

352 mm²

Board Design

320W

TDP

300W

700 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x mini-DisplayPort 1.2

1x 12-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

5.1

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