AMD Radeon Sky 900 vs AMD Radeon RX 7950 XTX

VS

AMD Radeon Sky 900 AMD Radeon RX 7950 XTX

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 24GB VRAM Radeon RX 7950 XTX 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 355W)

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock has increased by 247% (3300MHz vs 950MHz)

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (960.0GB/s vs 240.0GB/s)

4352 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Sky 900

3.405 TFLOPS

Radeon RX 7950 XTX +2281%

81.1 TFLOPS

Radeon Sky 900

VS

Radeon RX 7950 XTX

Graphics Card

Mar 2013

Release Date

Unknown

Radeon Sky

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

825 MHz

Base Clock

2200 MHz

950 MHz

Boost Clock

3300 MHz

1250 MHz

Memory Clock

2500 MHz

Memory

3GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

240.0GB/s

Bandwidth

960.0GB/s

Render Config

-

SM Count

-

28

Compute Units

96

1792

Shading Units

6144

112

TMUs

384

32

ROPs

192

-

Tensor Cores

-

RT Cores

96

16 KB (per CU)

L1 Cache

256 KB per Array

768 KB

L2 Cache

6 MB

Theoretical Performance

30.40 GPixel/s

Pixel Rate

633.6 GPixel/s

106.4 GTexel/s

Texture Rate

1267 GTexel/s

-

FP16 (half)

162.2 TFLOPS

3.405 TFLOPS

FP32 (float)

81.10 TFLOPS

851.2 GFLOPS

FP64 (double)

2.534 TFLOPS

Graphics Processor

Tahiti

GPU Name

Navi 31

Orthrus

GPU Variant

Navi 31 XTX+

GCN 1.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

4.313 billion

Transistors

57.7 billion

352 mm²

Die Size

529 mm²

Board Design

300W

TDP

355W

700 W

Suggested PSU

750 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

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

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.7

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