AMD Radeon RX Vega 64 Limited Edition vs NVIDIA GeForce RTX 4090

VS

AMD Radeon RX Vega 64 Limited Edition NVIDIA GeForce RTX 4090

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition 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 Vega 64 Limited Edition 's Advantages

Larger VRAM bandwidth (483.8GB/s vs 1.01GB/s)

Lower TDP (295W vs 450W)

NVIDIA GeForce RTX 4090 's Advantages

Released 5 years and 1 months late

Boost Clock has increased by 63% (2520MHz vs 1546MHz)

More VRAM (24GB vs 8GB)

12288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition

12.66 TFLOPS

GeForce RTX 4090 +552%

82.58 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

GeForce RTX 4090

Graphics Card

Aug 2017

Release Date

Sep 2022

Vega

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1247 MHz

Base Clock

2235 MHz

1546 MHz

Boost Clock

2520 MHz

945 MHz

Memory Clock

1313 MHz

Memory

8GB

Memory Size

24GB

HBM2

Memory Type

GDDR6X

2048bit

Memory Bus

384bit

483.8GB/s

Bandwidth

1.01TB/s

Render Config

-

SM Count

128

64

Compute Units

-

4096

Shading Units

16384

256

TMUs

512

64

ROPs

176

-

Tensor Cores

512

-

RT Cores

128

16 KB (per CU)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

72 MB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

443.5 GPixel/s

395.8 GTexel/s

Texture Rate

1290 GTexel/s

25.33 TFLOPS

FP16 (half)

82.58 TFLOPS

12.66 TFLOPS

FP32 (float)

82.58 TFLOPS

791.6 GFLOPS

FP64 (double)

1290 GFLOPS

Graphics Processor

Vega 10

GPU Name

AD102

Vega 10 XT (215-0894200)

GPU Variant

AD102-300-A1

GCN 5.0

Architecture

Ada Lovelace

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

12.5 billion

Transistors

76.3 billion

495 mm²

Die Size

609 mm²

Board Design

295W

TDP

450W

600 W

Suggested PSU

850 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

6.4

Shader Model

6.7

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