AMD Radeon RX 7700 vs AMD Radeon Sky 900

VS

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 7700 and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700 's Advantages

Released 9 years and 10 months late

Boost Clock has increased by 174% (2600MHz vs 950MHz)

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (432.0GB/s vs 240.0GB/s)

1280 additional rendering cores

Lower TDP (200W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7700 +838%

31.95 TFLOPS

Radeon Sky 900

3.405 TFLOPS

Radeon RX 7700

VS

Radeon Sky 900

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

1900 MHz

Base Clock

825 MHz

2600 MHz

Boost Clock

950 MHz

2250 MHz

Memory Clock

1250 MHz

Memory

12GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

384bit

432.0GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

48

Compute Units

28

3072

Shading Units

1792

192

TMUs

112

96

ROPs

32

-

Tensor Cores

-

48

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

Theoretical Performance

249.6 GPixel/s

Pixel Rate

30.40 GPixel/s

499.2 GTexel/s

Texture Rate

106.4 GTexel/s

63.90 TFLOPS

FP16 (half)

-

31.95 TFLOPS

FP32 (float)

3.405 TFLOPS

998.4 GFLOPS

FP64 (double)

851.2 GFLOPS

Graphics Processor

Navi 32

GPU Name

Tahiti

Navi 32

GPU Variant

Orthrus

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

Board Design

200W

TDP

300W

550 W

Suggested PSU

700 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

1x DVI 1x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 8-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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