AMD Radeon RX 7800 vs AMD Radeon Sky 500

VS

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 9 years and 10 months late

Boost Clock2800MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (576.0GB/s vs 153.6GB/s)

2560 additional rendering cores

AMD Radeon Sky 500 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +1434%

37.32 TFLOPS

Radeon Sky 500

2.432 TFLOPS

Radeon RX 7800

VS

Radeon Sky 500

Graphics Card

Jan 2023

Release Date

Mar 2013

Navi III

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2800 MHz

Boost Clock

-

2250 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

60

Compute Units

20

3840

Shading Units

1280

240

TMUs

80

128

ROPs

32

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

358.4 GPixel/s

Pixel Rate

30.40 GPixel/s

672.0 GTexel/s

Texture Rate

76.00 GTexel/s

86.02 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

2.432 TFLOPS

1344 GFLOPS

FP64 (double)

152.0 GFLOPS

Graphics Processor

Navi 32

GPU Name

Pitcairn

Navi 32 XT

GPU Variant

Pitcairn XT GL (215-0828073)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

Unknown

Transistors

2.8 billion

346 mm²

Die Size

212 mm²

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

5.1

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