AMD Radeon RX 7800 vs AMD Radeon Sky 700

VS

AMD Radeon RX 7800

AMD Radeon Sky 700

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 6GB VRAM Radeon Sky 700 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 6GB)

Larger VRAM bandwidth (576.0GB/s vs 264.0GB/s)

2048 additional rendering cores

AMD Radeon Sky 700 's Advantages

Lower TDP (225W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +1056%

37.32 TFLOPS

Radeon Sky 700

3.226 TFLOPS

Radeon RX 7800

VS

Radeon Sky 700

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

1375 MHz

Memory

16GB

Memory Size

6GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

264.0GB/s

Render Config

60

Compute Units

28

-

3840

Shading Units

1792

240

TMUs

112

128

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

28.80 GPixel/s

672.0 GTexel/s

Texture Rate

100.8 GTexel/s

86.02 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

3.226 TFLOPS

1344 GFLOPS

FP64 (double)

806.4 GFLOPS

Board Design

300W

TDP

225W

700 W

Suggested PSU

550 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 32

GPU Name

Tahiti

Navi 32 XT

GPU Variant

Tahiti PRO GL

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

Unknown

Transistors

4.313 billion

346 mm²

Die Size

352 mm²

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

-

6.7

Shader Model

5.1

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