NVIDIA RTX 4000 Ada Generation vs AMD Radeon Pro W6900X

VS

NVIDIA RTX 4000 Ada Generation AMD Radeon Pro W6900X

We compared two Desktop platform GPUs: 20GB VRAM RTX 4000 Ada Generation and 32GB VRAM Radeon Pro W6900X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4000 Ada Generation 's Advantages

Released 2 years late

Boost Clock has increased by 1% (2175MHz vs 2150MHz)

1024 additional rendering cores

Lower TDP (130W vs 300W)

AMD Radeon Pro W6900X 's Advantages

More VRAM (32GB vs 20GB)

Larger VRAM bandwidth (512.0GB/s vs 280.0GB/s)

Score

Benchmark

FP32 (float)

RTX 4000 Ada Generation +21%

26.73 TFLOPS

Radeon Pro W6900X

22.02 TFLOPS

Blender

RTX 4000 Ada Generation +144%

4876

Radeon Pro W6900X

1998

RTX 4000 Ada Generation

VS

Radeon Pro W6900X

Graphics Card

Aug 2023

Release Date

Aug 2021

Quadro Ada

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1500 MHz

Base Clock

1825 MHz

2175 MHz

Boost Clock

2150 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

20GB

Memory Size

32GB

GDDR6

Memory Type

GDDR6

160bit

Memory Bus

256bit

280.0GB/s

Bandwidth

512.0GB/s

Render Config

48

SM Count

-

Compute Units

80

6144

Shading Units

5120

192

TMUs

320

80

ROPs

128

192

Tensor Cores

-

48

RT Cores

80

128 KB (per SM)

L1 Cache

128 KB per Array

48 MB

L2 Cache

4 MB

Theoretical Performance

174.0 GPixel/s

Pixel Rate

275.2 GPixel/s

417.6 GTexel/s

Texture Rate

688.0 GTexel/s

26.73 TFLOPS

FP16 (half)

44.03 TFLOPS

26.73 TFLOPS

FP32 (float)

22.02 TFLOPS

417.6 GFLOPS

FP64 (double)

1376 GFLOPS

Graphics Processor

AD104

GPU Name

Navi 21

-

GPU Variant

Navi 21 Pro-XTA

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

35.8 billion

Transistors

26.8 billion

294 mm²

Die Size

520 mm²

Board Design

130W

TDP

300W

300 W

Suggested PSU

700 W

4x mini-DisplayPort 1.4a

Outputs

1x HDMI 2.1 4x Thunderbolt

1x 16-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.5

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