AMD Radeon Sky 700 vs AMD Radeon RX 6900 XT

VS

AMD Radeon Sky 700

AMD Radeon RX 6900 XT

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 700 's Advantages

Lower TDP (225W vs 300W)

AMD Radeon RX 6900 XT 's Advantages

Released 7 years and 7 months late

Boost Clock2250MHz

More VRAM (16GB vs 6GB)

Larger VRAM bandwidth (512.0GB/s vs 264.0GB/s)

3328 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Sky 700

3.226 TFLOPS

Radeon RX 6900 XT +614%

23.04 TFLOPS

Radeon Sky 700

VS

Radeon RX 6900 XT

Graphics Card

Mar 2013

Release Date

Oct 2020

Radeon Sky

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2250 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

6GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

512.0GB/s

Render Config

28

Compute Units

80

-

1792

Shading Units

5120

112

TMUs

320

32

ROPs

128

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

288.0 GPixel/s

100.8 GTexel/s

Texture Rate

720.0 GTexel/s

-

FP16 (half)

46.08 TFLOPS

3.226 TFLOPS

FP32 (float)

23.04 TFLOPS

806.4 GFLOPS

FP64 (double)

1440 GFLOPS

Board Design

225W

TDP

300W

550 W

Suggested PSU

700 W

1x DisplayPort 1.2

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Tahiti

GPU Name

Navi 21

Tahiti PRO GL

GPU Variant

Navi 21 XTX (215-121000167)

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

26.8 billion

352 mm²

Die Size

520 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

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