AMD Radeon Sky 900 vs NVIDIA GeForce RTX 4080 SUPER

VS

AMD Radeon Sky 900

NVIDIA GeForce RTX 4080 SUPER

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 16GB VRAM GeForce RTX 4080 SUPER to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

Lower TDP (300W vs 320W)

NVIDIA GeForce RTX 4080 SUPER 's Advantages

Released 10 years and 10 months late

Boost Clock has increased by 168% (2550MHz vs 950MHz)

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (736.3GB/s vs 240.0GB/s)

8448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Sky 900

3.405 TFLOPS

GeForce RTX 4080 SUPER +1433%

52.22 TFLOPS

Radeon Sky 900

VS

GeForce RTX 4080 SUPER

Graphics Card

Mar 2013

Release Date

Jan 2024

Radeon Sky

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

825 MHz

Base Clock

2295 MHz

950 MHz

Boost Clock

2550 MHz

1250 MHz

Memory Clock

1438 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

736.3GB/s

Render Config

28

Compute Units

-

SM Count

80

1792

Shading Units

10240

112

TMUs

320

32

ROPs

112

-

Tensor Cores

320

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

64 MB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

285.6 GPixel/s

106.4 GTexel/s

Texture Rate

816.0 GTexel/s

-

FP16 (half)

52.22 TFLOPS

3.405 TFLOPS

FP32 (float)

52.22 TFLOPS

851.2 GFLOPS

FP64 (double)

816.0 GFLOPS

Board Design

300W

TDP

320W

700 W

Suggested PSU

700 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Tahiti

GPU Name

AD103

Orthrus

GPU Variant

AD103-400-A1

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

4.313 billion

Transistors

45.9 billion

352 mm²

Die Size

379 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

5.1

Shader Model

6.7

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