AMD Radeon RX 6950 XT vs NVIDIA GeForce RTX 4090

VS

AMD Radeon RX 6950 XT

NVIDIA GeForce RTX 4090

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 24GB VRAM GeForce RTX 4090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6950 XT 's Advantages

Lower TDP (335W vs 450W)

NVIDIA GeForce RTX 4090 's Advantages

Boost Clock has increased by 9% (2520MHz vs 2310MHz)

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (1.01TB/s vs 576.0GB/s)

11264 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6950 XT

23.65 TFLOPS

GeForce RTX 4090 +249%

82.58 TFLOPS

3DMark Time Spy

Radeon RX 6950 XT

21457

GeForce RTX 4090 +70%

36499

Blender

Radeon RX 6950 XT

3023

GeForce RTX 4090 +309%

12393

Shadow of the Tomb Raider 2160p

Radeon RX 6950 XT

86

GeForce RTX 4090 +115%

185

Shadow of the Tomb Raider 1440p

Radeon RX 6950 XT

156

GeForce RTX 4090 +79%

280

Shadow of the Tomb Raider 1080p

Radeon RX 6950 XT

214

GeForce RTX 4090 +42%

304

Cyberpunk 2077 2160p

Radeon RX 6950 XT

65

GeForce RTX 4090 +44%

94

Cyberpunk 2077 1440p

Radeon RX 6950 XT

76

GeForce RTX 4090 +143%

185

Cyberpunk 2077 1080p

Radeon RX 6950 XT

115

GeForce RTX 4090 +69%

195

Battlefield 5 2160p

Radeon RX 6950 XT

122

GeForce RTX 4090 +52%

186

Battlefield 5 1440p

Radeon RX 6950 XT

200

GeForce RTX 4090 +1%

203

Battlefield 5 1080p

Radeon RX 6950 XT

200

GeForce RTX 4090 +6%

213

GTA 5 2160p

Radeon RX 6950 XT

130

GeForce RTX 4090 +26%

165

GTA 5 1440p

Radeon RX 6950 XT

152

GeForce RTX 4090 +21%

185

GTA 5 1080p

Radeon RX 6950 XT +1%

189

GeForce RTX 4090

186

Radeon RX 6950 XT

VS

GeForce RTX 4090

Graphics Card

May 2022

Release Date

Sep 2022

Navi II

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1860 MHz

Base Clock

2235 MHz

2310 MHz

Boost Clock

2520 MHz

2250 MHz

Memory Clock

1313 MHz

Memory

16GB

Memory Size

24GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

1.01TB/s

Render Config

80

Compute Units

-

SM Count

128

5120

Shading Units

16384

320

TMUs

512

128

ROPs

176

-

Tensor Cores

512

80

RT Cores

128

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

72 MB

128 MB

L3 Cache

-

Theoretical Performance

295.7 GPixel/s

Pixel Rate

443.5 GPixel/s

739.2 GTexel/s

Texture Rate

1290 GTexel/s

47.31 TFLOPS

FP16 (half)

82.58 TFLOPS

23.65 TFLOPS

FP32 (float)

82.58 TFLOPS

1478 GFLOPS

FP64 (double)

1290 GFLOPS

Board Design

335W

TDP

450W

700 W

Suggested PSU

850 W

1x HDMI 2.1 2x DisplayPort 1.4a

Outputs

1x HDMI 2.13x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 21

GPU Name

AD102

Navi 21 KXTX (215-121000289)

GPU Variant

AD102-300-A1

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

26.8 billion

Transistors

76.3 billion

520 mm²

Die Size

609 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.5

Shader Model

6.8

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