AMD Radeon RX 6900 XT vs AMD Ryzen Z1 Extreme GPU

VS

AMD Radeon RX 6900 XT

AMD Ryzen Z1 Extreme GPU

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 16GB VRAM Ryzen Z1 Extreme GPU to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XT 's Advantages

Larger VRAM bandwidth (512.0GB/s vs 25.60GB/s)

4352 additional rendering cores

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 20% (2700MHz vs 2250MHz)

Lower TDP (30W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XT +177%

23.04 TFLOPS

Ryzen Z1 Extreme GPU

8.294 TFLOPS

Radeon RX 6900 XT

VS

Ryzen Z1 Extreme GPU

Graphics Card

Oct 2020

Release Date

Jun 2023

Navi II

Generation

Console GPU(ASUS)

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

-

Clock Speeds

1825 MHz

Base Clock

800 MHz

2250 MHz

Boost Clock

2700 MHz

2000 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

16GB

GDDR6

Memory Type

LPDDR5

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

25.60GB/s

Render Config

80

Compute Units

12

-

5120

Shading Units

768

320

TMUs

48

128

ROPs

32

-

80

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

8 MB

128 MB

L3 Cache

16 MB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

86.40 GPixel/s

720.0 GTexel/s

Texture Rate

129.6 GTexel/s

46.08 TFLOPS

FP16 (half)

16.59 TFLOPS

23.04 TFLOPS

FP32 (float)

8.294 TFLOPS

1440 GFLOPS

FP64 (double)

518.4 GFLOPS

Board Design

300W

TDP

30W

700 W

Suggested PSU

-

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

Outputs

1x USB Type-C

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

Phoenix

Navi 21 XTX (215-121000167)

GPU Variant

-

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

4 nm

26.8 billion

Transistors

25.39 billion

520 mm²

Die Size

178 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.5

Shader Model

6.8

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